Get the luminosity of a color and determine the optimal (black or white) foreground color.
Release Notes
⋅
v2
Added: equals(color a, color b) function that deals with na values.
Release Notes
⋅
v3
Added: tostringRGBT(color) Converts a color value to a string in the "rgbt(r,g,b,t)" format. Parameters: color: The color to convert. Returns: The color value as a string.
toHexChar(n) Converts an integer between 0 and 15 to its hex equivalent character. Parameters: n: The integer value to convert.
byteToHex(n) Converts an integer from 0 to 255 to a 2-character hex string. Parameters: n: The integer value to convert.
toHex(color) Converts a color to its hex string (#FFFFFF). Parameters: color Returns: The six digit hex string.
Release Notes
⋅
v4
Updated: getContrastColor(bgColor, keepNa) Returns a color that is either black or white depending on the luminosity of the given background color. If the background color is na, returns gray. Parameters: bgColor: The background color to determine the contrast color for. keepNa: When true and the value of bgColor is na the return value will be na; otherwise the if bgColor is na the return will be gray. Returns: A color that provides high contrast with the given background color.
Release Notes
⋅
v5
Release Notes
⋅
v6
Added: brighten(c, value) Proportionally adjusts the RGB values of a color. A value of positive (+) 100 will result in white. A value of negative (-) 100 will result in black. Parameters: c: The color to adjust. value: The amount (-100 to +100) to adjust the color by. Values less than -100 or greater than +100 will be clamped. Returns: The resultant color.
darken(c, value) Proportionally adjusts the RGB values of a color. A value of positive (+) 100 will result in black. A value of negative (-) 100 will result in white. Parameters: c: The color to adjust. value: The amount (-100 to +100) to adjust the color by. Values less than -100 or greater than +100 will be clamped. Returns: The resultant color.