Get sRGB Luminance From Hexadecimal
Added in: @sardine/colour@1.2.0
Description
Calculates the sRGB luminance value for a given hexadecimal colour string.
Signature
function getSRGBLuminanceFromHex(hex: string): number;
Parameters
hex
:string
— The hexadecimal colour string (e.g.,"#222429"
).
Returns
number
— The sRGB luminance value (0 to 1).
Examples
import { getSRGBLuminanceFromHex } from "@sardine/colour";
getSRGBLuminanceFromHex("#222429");
// => 0.052
Error Handling
- Throws an error if the input is not a valid hexadecimal colour string.
Interactive Demo
Try the function yourself with our interactive playground: