/* https://grabient.com/_gKRgD1gLygD4gHmgK_gHFgESgEUgKLgKZgHC?style=linearSwatches&steps=6&angle=45 */
background: linear-gradient(45deg, #830016 0.000%, #830016 16.667%, #a4270d calc(16.667% + 1px), #a4270d 33.333%, #c7521a calc(33.333% + 1px), #c7521a 50.000%, #df7a3a calc(50.000% + 1px), #df7a3a 66.667%, #e79b6b calc(66.667% + 1px), #e79b6b 83.333%, #dab1a5 calc(83.333% + 1px) 100.000%);
<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
<!-- https://grabient.com/_gKRgD1gLygD4gHmgK_gHFgESgEUgKLgKZgHC?style=linearSwatches&steps=6&angle=45 -->
<defs>
<clipPath id="bounds">
<rect x="0" y="0" width="800" height="400" />
</clipPath>
</defs>
<g clip-path="url(#bounds)"><path d="M 416.228,816.228 L -216.228,183.772 L -116.228,83.772 L 516.228,716.228 Z" fill="#830016" fill-opacity="1.000" /><path d="M 516.228,716.228 L -116.228,83.772 L -16.228,-16.228 L 616.228,616.228 Z" fill="#a4270d" fill-opacity="1.000" /><path d="M 616.228,616.228 L -16.228,-16.228 L 83.772,-116.228 L 716.228,516.228 Z" fill="#c7521a" fill-opacity="1.000" /><path d="M 716.228,516.228 L 83.772,-116.228 L 183.772,-216.228 L 816.228,416.228 Z" fill="#df7a3a" fill-opacity="1.000" /><path d="M 816.228,416.228 L 183.772,-216.228 L 283.772,-316.228 L 916.228,316.228 Z" fill="#e79b6b" fill-opacity="1.000" /><path d="M 916.228,316.228 L 283.772,-316.228 L 383.772,-416.228 L 1016.228,216.228 Z" fill="#dab1a5" fill-opacity="1.000" /></g>
</svg>
["#830016", "#a4270d", "#c7521a", "#df7a3a", "#e79b6b", "#dab1a5"]
// https://grabient.com/_gKRgD1gLygD4gHmgK_gHFgESgEUgKLgKZgHC?style=linearSwatches&steps=6&angle=45
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 6.0;
const float ANGLE = 45.0;
vec3 palette(float t) {
vec3 a = vec3(0.657, 0.245, 0.754);
vec3 b = vec3(0.248, 0.486, 0.703);
vec3 c = vec3(0.453, 0.274, 0.276);
vec3 d = vec3(0.651, 0.665, 0.450);
return a + b * cos(6.283185 * (c * t + d));
}
// N hard swatches sampled from the palette
vec3 stops(float t) {
float i = min(floor(clamp(t, 0.0, 1.0) * STEPS), STEPS - 1.0);
return palette(i / (STEPS - 1.0));
}
void mainImage(out vec4 fragColor, in vec2 fragCoord) {
vec2 p = fragCoord - 0.5 * iResolution.xy;
// CSS angle: 0 = up, clockwise; span = CSS gradient-line length
vec2 dir = vec2(sin(radians(ANGLE)), cos(radians(ANGLE)));
float len = abs(iResolution.x * dir.x) + abs(iResolution.y * dir.y);
float t = dot(p, dir) / len + 0.5;
fragColor = vec4(stops(t), 1.0);
}
[
[0.657, 0.245, 0.754],
[0.248, 0.486, 0.703],
[0.453, 0.274, 0.276],
[0.651, 0.665, 0.450]
]