How to convert colors in RGB format to Hex format and vice versa?  For example, convert '#0080C0' to (0, 128, 192)....
If I have a color in RGB. How can I create a javascript function that returns true when another RGB value is close to the initial RGB and false otherwise?...
I am trying to convert a decimal value back to an RGB value.  Assuming that this is the formula for compiling the decimal value  c = r*(255*255)+g*255+b   (For example rgb(16,120,78) adds up to 1071078)  How would one solve r, g and b without any ...
In Javascript i have a Uint8Array() RGBA of image, here is console.log of this :    Here is image with rgba array as a string in HTML:    Is that possible to manipulate this array, to ex. change colors?  Thanks for help!...
Is it possible to get an array of pixels from a PNG or BMP image in Javascript? I'd like to obtain an RGB array from an image so that I can manipulate the array of pixels, and then draw the modified image on a canvas.  UPDATE: I found an exact du...
I would like to get the color range of the specific color for generating tag cloud.   Say that user has entered some color with RGB/HHHHHH values then I would like to write a function f(color, no) which returns RGB/HHHHHH for "no" of differen...
I'd like to put a GeoTIFF RGB as a Leaflet overlay. I can read the GeoTIFF file in javascript but end up with 4 arrays (R,G,B,alpha) and don't know how to create an image out of these arrays.  To elaborate in more detail: I use Pytroll to cre...
I have code that converts RGB values to HSL values as well as HSL to RGB. It works fine, however, I have a color picker that can work in either rgb or hsl.  The problem is, that they both use integer values..   So if I convert RGB to HSL, I get fract...
On this post I found an algorithm to determine the luminance of an RGB color:     Luminance (standard for certain colour spaces): (0.2126*R + 0.7152*G + 0.0722*B)   I want to use this equation, starting at rgb(0,0,0), to generate all RGB colors in or...
I am working on a script to grab the dominant color from an image using color-thief.js and then use that color as background-color. I have never used this plugin before so I don't know what I am exactly doing wrong. The background color is not ap...

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