Questions about changing colors form one colour space to another, most often to match the original color as closely as possible.

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1answer
70 views

How do I alter the colors of a raster image with GIMP?

I'm somewhat new to GIMP and I was hoping to take a logo like this: And to change the colors of the background and font as someone did here: Except I'd like to do it with different colors. Is ...
1
vote
2answers
856 views

While printing a CMYK file to Adobe Pdf, the CMYK values change [closed]

I have created an application that produces CMYK documents. They print well in "Microsoft Xps document writer" and are still in CMYK and carry the exact color values I've designed in my application. ...
3
votes
2answers
12k views

How to convert a raster image into vector?

I'm trying to convert a icon from .psd format to vector. Here is my .psd file snapshot. This is my converted(Vector) file snapshot after live trace. I mean it has lot of blurs. I need pixel ...
8
votes
1answer
2k views

Is there anything that can read, import or convert CMYK SVG?

Short question: I have SVG files with CMYK colours, specified as according to the SVG specs. I want to get this into a design program - any design program - to finalise the design and prepare it to ...
3
votes
3answers
743 views

How to colorize a layer with semi transparent borders to a specific color in GIMP?

I have an white icon that needs to be colorized to a specific color. How do I do it in GIMP? Keep in mind that it has semi transparent borders and transparent background, so using the bucket or ...
12
votes
1answer
3k views

How to make a color appear the same on different backgrounds?

Background on color perception: Due to the nature of the human eye and visual processing by the brain, there's an optical illusion that the same color will look different depending on the background. ...
0
votes
1answer
904 views

Invert Colors of an and get a specific color scheme

If you invert the colors of a photo you make them the colours of their exact opposite and it usually creates this really nice effect. For example, in this tutorial, an image with browns and greens ...
3
votes
1answer
2k views

Differences in color conversion (RGB to CMYK) / How to choose Corporate Color

I figured out that there are possibly more than one methods to convert RGB to CMYK. Using Adobe Illustrator CS6 (Mac) the color conversion is completely different as the conversion via Wolfram Alpha. ...
0
votes
1answer
1k views

Compute the hue/saturation/lightness shift between 2 colors for paint.net

So, I have a color set up for links on my site. let's say that color is f80021. This is for a particular red theme on my site, complete with colored icons, backgrounds for buttons, etc. What I want ...
2
votes
1answer
6k views

Tools to convert from 16-bit RGB to 24-bit RGB and vice versa

Are there any image editing or research tools, commercial or otherwise which will allow me to: map colors (images) from 16-bit RGB (565) space to 24-bit RGB (888) space or vice versa save files in ...
1
vote
1answer
1k views

Inkscape in terminal: convert to greyscale

What is the command for inkscape (called from the terminal) to convert graphics to greyscale? I was not able to find in in the manual. I use the following command: inkscape -f drawing1.pdf -A ...
5
votes
6answers
691 views

Is there a best way to convert an image from colour to black&white?

This is a simple question but it doesn't seem to be here. My question: Is there a better way to convert a colour image into a B&W (in photoshop) one than just changing the 'mode' of the image? By ...
-1
votes
1answer
888 views

Create consistent greyscale icons from a set of third-party logos?

I have a bunch of third-party client logos in clashing colours. I would like to convert them to elegantly matching grayscale. What I'm after is a set of identical grayscale images of the kind seen ...
2
votes
3answers
4k views

Color mixer that can mix 3 or more colors?

I'm looking for some sort of service, tool or application – even manual techniques – where you can digitally mix/blend 3 or more colors (i.e. not 2 as in most applications out there) and get the ...
7
votes
1answer
719 views

if you accidently make a document in working CMYK how can you change it to RGB?

if you accidently make a document in proof setup 'working CMYK' is there any easy way to convert the document to RGB without the colours getting washed out?
2
votes
2answers
174 views

Photoshop Relative Colormetric conversion inconsistent?

The Photoshop relative colormetric conversion seems to be inconsistent. I'm converting from Adobe RGB to sRGB. Settings are as follows: I open the same file twice and run the same conversion. The ...
2
votes
2answers
579 views

How to determine color transformations from given colors?

Our designer has provided us with some nice web 2.0 buttons, etc. I translated them into beautiful CSS3. Now I want to go overboard and generalize the color scheme using Sass color manipulation. ...
6
votes
3answers
2k views

Completely different interpretation of Pantone to RGB values depending where I look.

I'm making a web site and have been told the corporate color is pantone 2745. In illustrator, here, and here it is a deep indigo color. Here, here, here and here it is a deep violet sort of color. ...