/random-pastel-rgba.js
Created Mar 11, 2016
Return a random pastel rgba color.
| /* @param alpha boolean | |
| * if true a random value for the alpha channel is calculated, else alpha channel = 1 (full saturation) | |
| */ | |
| var randomPastelColor = function (alpha) { | |
| var rndm = function (f) { return Math.floor(Math.random() * f)}, | |
| pstlfy = function (p) { return Math.round((p + 255) / 2)}, | |
| r = pstlfy(rndm(256)), | |
| g = pstlfy(rndm(256)), | |
| b = pstlfy(rndm(256)), | |
| a = alpha ? rndm(11) / 10 : 1 | |
| return 'rgba(' + r + ',' + g + ',' + b + ',' + a + ')' | |
| } |
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