Questions tagged [color]

The digital display of colors, and the accurate calibration thereof

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Incorrect validation loop [duplicate]

I made a loop that inserts a number into a string, and by the color of the number (blue - registered, red - missing), using the standard utility Digital Colors Meter determines the color of the number....
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35 views

Incorrect validation loop for iMessage [duplicate]

I'm trying to do a number checker in imessage. We all know that there is no such api, so I'm trying to use the tools at hand. The main took with past issues on this site on this topic. I made a loop ...
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52 views

iMessage checker

I'm trying to do a number checker in imessage. We all know that there is no such api, so I'm trying to use the tools at hand. The main took with past issues on this site on this topic. I made a ...
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1answer
67 views

Set a coloured text and send it to the clipboard

This is probably very easy, but all the solutions I found were directed to specific applications. At my work, we use an online system within the browser and I find myself every day setting the color ...
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29 views

MacBook Pro Mid 2015 Display flickering to static/weird colour during usage

About a day ago my 2015 MacBook Pro running macOS 10.15 Beta (19A536g) started experiencing an issue where the display would flicker to different colors randomly during usage. Moving the mouse around ...
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osx catalina accesibility color filters cursur redraw

I am Running OSX 10.15 (Catalina) on a late 2012 Macbook Pro. With the grey scale (or any other) color filter turned on, the cursor, after it is redrawn following display sleep, does not correspond ...
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33 views

Why does the same colour appear different in different apps?

I've configured VSCode and iTerm2 to use the Solarized Dark colour scheme. As far as I can tell, they are both using the same RGB colour specification for the background colour, but to my eye they ...
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1answer
44 views

What is the Mac 256-color system palette?

I have some old Mac files, of which I want to extract and display their icons. To do this, I will decode their icl8 resources. According to Inside Macintosh, icl8 resources do not include a color ...
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14 views

How do you disable Smart Invert or truly invert all of your screen colors?

In previous macOS, when you used the Invert Colors feature (Preferences > Accessibility > Display > Invert Colors), all the colors on the screen would become inverted, including images, so a page like ...
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1answer
64 views

When using Sidecar on MacBook Pro, built-in display is tinted

I don't know why, and if this is expected, but I noticed that the built-in display on my MacBook Pro was tinted, as if the system was applying another and incorrect color profile on it, when using ...
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3answers
282 views

How to Invert Color on Mac running Catalina?

I just downloaded the new version of OS, and I found out the shortcut key Ctrl-Opt-Cmd-8 doesn't trigger invert colors anymore. I thought maybe they changed the shortcut, so I tried to search in ...
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Is there a way to import Illustrator vectors as shapes in Keynote

As the title states: Is there a way to import Adobe Illustrator vectors into the shape library in Keynote? I'd like to import shapes and be able to change its color and resize it within keynote.
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grc inside terminal (with different colors into terminal as a function of files size) not working on 10.14.6 Mojave and working on High Sierra 10.13.6

I can get working the tool grc which allows to have colors for permissions and different colors as a function of the size of files listed for example with ls -l command. On my previous MacBook with ...
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1answer
30 views

2nd external display renders whites as bright yellow

I have two external Dell monitors running through a Thunderbolt 3 dock to my 15" MacBook Pro. On the 2nd one that I connected, all pure white colors show as a very vivid and bright yellow, much like ...
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1answer
57 views

How to change text transparency in the Mac preview?

This text is the watermark I want to add. Just wondering how to change its transparency.
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1answer
252 views

How do I get dual colour theme for numerals duo watch face?

I am using the Beta of watchOS 6. In the keynote, I saw the numerals duo watch face with two different colors for each number. Is this exclusive for series 4 or series 5? I am Series 3 user. I did ...
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1answer
157 views

How to fix Dictionary look up text color in Dark mode?

In macOS Mojave dark mode, the Dictionary app became unusable because of coloring issues: in application itself some of the text is white on white, and in definition popup that appears if you right ...
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1answer
155 views

Can set iTerm2 tab colors from the command line?

I'd like to automatically set a terminal tab's color when certain things happen, like when I run teamocil, ssh or other programs. I know how to watch the .bash_history file. But I don't know how ...
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19 views

Finder window Column view, possible to change color?

Is it possible via Finder or Terminal (or other tricks) to change the background color of the Column view background?
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21 views

Can I make the color of the matched word more vivid on macOS dark-mode?

I use a dark mode and so the matched color using Find functionality on the Dictionary app is very unclear. I changed the color from System Preferences | General but all the colors look useless on ...
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269 views

Set macOS to output Limited RGB (16–235) color

My projector only supports limited RGB color. That means it expects all RGB values to be in the range of 16–235. macOS High Sierra appears to be outputting full RGB (0–255) color to my projector. ...
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1answer
481 views

External display color problem

So I have a weird problem... This only happens when I boot into macOS (10.14.4), when I boot into Win10 via bootcamp, everything is perfect and no color issues at all. So this rules out any ...
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136 views

issues rendering images when using any icc profile (including apple's default). clipped dark areas. preview/quicklook shows wrong contrast

Firstly: I know this problem has been around and recurrently emerges since around 2014. Many OSs and program updates happened since then. Some solved the problem (cfr. Lightroom version 5.7 that fixed ...
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1answer
46 views

How to configure the colors for Terminal Profiles

I thought it might help me to color code some of my terminal windows, e.g. made my Redis terminal red. But setting the color seems to have zero effect on the actual color of the terminal window The ...
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58 views

How to change notification center colour

My notification center in El Capitian was dark-semitransparent, where in Sierra it's light-semitransparent. Is there any way to change my notification center's appearance/make it darker? I'm running ...
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1answer
734 views

Safari URL bar discoloration

In Safari (12.0.3 and probably earlier) the URL bar can have an element of discoloration. I think is partially driven by the content/colors of the page being displayed as the amount of discoloration ...
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1answer
104 views

Weird LSCOLORS after copying files

Recently I've done clean reinstall of MacOS and naturally I copied all of my important files to external drive and copied them back once I had a clean installed system. The problem is when I type ls ...
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2answers
108 views

How to change a note background in the preview app from transparent to any other colour?

When I add a note to a highlighted text (right click - Add Note), the background is transparent, which makes it difficult to read because it overlaps with the PDF text (example screenshot below). I ...
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17 views

Reduce color richness to reduce file size of an image with Preview.app

In the olden days, I recall using my Mac to reduce the richness of color in an image to reduce its file size and memory usage. I remember switching from millions of colors to thousands of colors. Is ...
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92 views

Mojave Terminal lags with color

Last week I bought a 2018 13inch MacBook Air with Retina display running Mojave 10.14.1. I do lots of work on the terminal and have been disappointed to find that the terminal lags severely whenever ...
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93 views

OSX Change monitor profile by command line

I'm looking for a away to simulate night shift on older Mac's (10.9) I generated a Monitor Profile with the ColorSync tools. Now I want to change the profile with a terminal command. Manually you do ...
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41 views

Default color profile for display and mystery profiles that look like defaults

When I go into ColorSync Utility and look under the Profiles tab in the Profiles window or when I go into System Preferences and go to the Color pane of Displays preferences, I don't see anything that ...
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2answers
214 views

How to have a random background color in Terminal.app

In X11 days, I had a script that would randomly pick a pastel background color and then open a fresh xterm. This was easy to do because I could just pass an argument for (as I recall) -background. ...
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43 views

iMac6,1 showing multicolor after installing mac os x 10.7

It was on Os x 10.6.3 before I decided to install fresh OS x 10.7 everything was fine after the installation but when I restart the 🖥 it start showing multicolor as seen in the picture attached. I ...
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1answer
255 views

Why is my Finder Blue now instead of the dark gray?

My Mac finder color is now dark blue/purple instead of the new gray nightmode color. I'm on the latest update of Mojave.
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0answers
249 views

Is there a way to identify color type using Keynote for iOS

I am wondering if you could find the exact color (using RGB, hex, CMYK, HSL, HSV, whatever!) of an object (like a rectangle) using Keynote for iOS. I couldn’t find a way to do this on iOS, plus I don’...
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462 views

Text-selection on PDF in Preview on Mojave too dark

Selected text on PDFs in Preview shows up in dark brown since upgrading to Mojave. When selecting text on a PDF with black text on light background, Preview uses the dark highlight that I assume is ...
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192 views

Color Profile keeps resetting to “default”

I had this problem before with High Sierra and now I just updated to Mojave and still the same issue. Basically sometimes (sometimes after i reboot, sometimes after it goes to sleep, sometimes after ...
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1answer
646 views

Make light-grey text darker on Mac (white background)

I have a MacBook Air running macOS High Sierra with a white desktop background. My problem is that any light-grey text (e.g. the words "Answers for your Apple questions" under the Ask Different logo ...
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1answer
67 views

How to save a black & white photo as a color photo with Preview App

I open a black & white photo (.jpg) with Preview App (Version 10.1): Then i copy and paste a colored icon: But after saving the picture and open it again the color is missing: I cannot find ...
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1answer
3k views

How can I set dark mode for Word documents

Microsoft recently released the Dark Mode for MS Office for Mac. While the Dark Mode sets the interface to dark color palette, the page area itself still remains white and the text is black. How can ...
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1answer
676 views

Does Graphic Card affects on picture quality and color depth?

For upgrading to Mojave, I had to change my old Nvidia cheap card to a new AMD Radeon Metal 2 support card. I have an IPS monitor and did not change it, but from when I did change the card I feel ...
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1answer
981 views

Changing Text Color in Finder on Mojave Dark Mode?

I recently switched over to Dark Mode, and for visual symmetry, I made my Finder window backgrounds dark grey (so that I don't have a black window with a white filled-in background. However, this ...
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1answer
21 views

iOS 11 stuck in greyscale

I pulled my phone out of my pocket today, and noticed that it was greyscale. I went into the accessibility options, and oddly, color filters are not turned on. In checking some other things, I ...
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3answers
841 views

How can I compensate for red blue font discoloration in 2018 MBP Displayport?

I recently moved from a 2017 macbook pro to a 2018 macbook pro with a configuration like this: # Works perfectly MBP 2017 -> USB C -> Displayport -> Dell Ultrasharp U2415 # Red / blue ...
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1answer
142 views

ANSI terminal colors are somehow dimmed

I have to use some very old ERP software (ADS), which is reached via telnet. It uses ANSI colors, and displays normally with the OSX terminal defaults EXCEPT the "normal white" and "normal magenta" ...
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0answers
48 views

Keynote 8: change dropdown colors [duplicate]

I want to change the colors that appear in the dropdown here: If I open the Colors window and select another color, nothing changes. The steps outlined for older versions of Keynote don't work. ...
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1answer
423 views

What the point of custom ANSI colors in Terminal Preferences?

In the preferences of the Terminal App, you can set custom ANSI colors for blue, green, yellow, bright red, etc. but they don't actually change anything in the Shell. For example using ls -G still ...
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1answer
2k views

Why do colors appear washed out on macOS Chrome and Safari versus Firefox?

I'm using a new MacBook Pro 15" with macOS 10.13.4 configured with the default Color LCD color profile. I'm doing some graphic design work and noticed that all colors in Chrome and Safari appear "...
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1answer
436 views

Unexpected Colour differences (MacBook Pro, OSX 10.11.6)

I wrote a postscript file including a blue (0,0,255) RGB and a yellow (255,255,0) RGB shapes. When viewed (in Preview) and according to the apple DigitalColor meter set to "native colours" mode, the ...