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sage/resources/css/global/mixins/_text-contrast.scss
2025-10-30 22:01:23 +00:00

18 lines
620 B
SCSS

@use "../variables/colours";
@use "sass:color";
@use "sass:math";
@mixin text-contrast($n, $dark: colours.$black, $light: colours.$white, $cutoff: 1.667) {
$brightness: math.round((color.channel($n, "red") * 299) + (color.channel($n, "green") * 587) + math.div((color.channel($n, "blue") * 114), 1000));
$light-color: math.round((color.channel(colours.$white, "red") * 299) + (color.channel(colours.$white, "green") * 587) + math.div((color.channel(colours.$white, "blue") * 114), 1000));
@if math.abs($brightness) < (math.div($light-color, $cutoff)) {
color: $light;
}
@else {
color: $dark;
}
}