d3-scale-chromatic
Version:
Sequential, diverging and categorical color schemes.
9 lines (8 loc) • 494 B
JavaScript
export default function(t) {
t = Math.max(0, Math.min(1, t));
return "rgb("
+ Math.max(0, Math.min(255, Math.round(-4.54 - t * (35.34 - t * (2381.73 - t * (6402.7 - t * (7024.72 - t * 2710.57))))))) + ", "
+ Math.max(0, Math.min(255, Math.round(32.49 + t * (170.73 + t * (52.82 - t * (131.46 - t * (176.58 - t * 67.37))))))) + ", "
+ Math.max(0, Math.min(255, Math.round(81.24 + t * (442.36 - t * (2482.43 - t * (6167.24 - t * (6614.94 - t * 2475.67)))))))
+ ")";
}