Module
Generate color based on the given string (using HSL color space and SHA256).
Latest
/** * Convert RGB Array to HEX * * @param {Array} RGBArray - [R, G, B] * @returns {String} 6 digits hex starting with # */ const RGB2HEX = function(RGBArray: number[]) { var hex = '#'; RGBArray.forEach(function(value) { if (value < 16) { hex += 0; } hex += value.toString(16); }); return hex;};
/** * Convert HSL to RGB * * @see {@link http://zh.wikipedia.org/wiki/HSL和HSV色彩空间} for further information. * @param {Number} H Hue ∈ [0, 360) * @param {Number} S Saturation ∈ [0, 1] * @param {Number} L Lightness ∈ [0, 1] * @returns {Array} R, G, B ∈ [0, 255] */const HSL2RGB = function(H: number, S: number, L: number) { H /= 360;
var q = L < 0.5 ? L * (1 + S) : L + S - L * S; var p = 2 * L - q;
return [H + 1/3, H, H - 1/3].map(function(color) { if(color < 0) { color++; } if(color > 1) { color--; } if(color < 1/6) { color = p + (q - p) * 6 * color; } else if(color < 0.5) { color = q; } else if(color < 2/3) { color = p + (q - p) * 6 * (2/3 - color); } else { color = p; } return Math.round(color * 255); });};
export {RGB2HEX, HSL2RGB};