How to convert colors in RGB format to Hex format and vice versa?  For example, convert '#0080C0' to (0, 128, 192)....

Given this function, I want to replace the color with a random color generator.  document.overlay = GPolyline.fromEncoded({     color: "#0000FF",     weight: 10,     points: encoded_points,     zoomFactor: 32,     levels: encoded_levels,...

How do you extract the hue component of a color given as '#rrggbb'?...

I'm trying to create a color opposite of current color. I mean if current color is black, then I need to generate white.  Actually I have a text (the color of this text is dynamic, its color can be made at random). That text is into a div and I n...

I have a select box. The options have been styled with different colors via a CSS file that has been referenced. I want to be able to select an option and change the text color of the closed select box to the color of the chosen option.  <select i...

I need to get the color of any pixel my mousepointer is currently hovering.  I found several solutions for canvas elements, but none for a background image defined in CSS for a  element.  How can I achieve this?...

Is it possible to calculate a color in a middle of a gradient?  var color1 = 'FF0000'; var color2 = '00FF00';  // 50% between the two colors, should return '808000' var middle = gradient(color1, color2, 0.5);    I only have tw...

I need to change the fill color (internal area) in a Line Chart.js when the point is negative.  The code is simple and basic:  $(document).ready(function(){    var ctx = $("#myChart").get(0).getContext("2d");    var data = {       lab...

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 want to know how to make a color picker with jQuery that will allow you to click somewhere on the page and return the hex color value of the color that you clicked on.  I know that it is possible with either javascript or jquery as not only do they...