/* https://grabient.com/_gMFgFRgFVgGEgE5gDNgMDgSQgIGhnbhkNghn?style=linearSwatches&steps=10&angle=270 */ background: linear-gradient(270deg, #7d1275 0.000%, #7d1275 10.000%, #a90964 calc(10.000% + 1px), #a90964 20.000%, #de3152 calc(20.000% + 1px), #de3152 30.000%, #ff7040 calc(30.000% + 1px), #ff7040 40.000%, #ff9f31 calc(40.000% + 1px), #ff9f31 50.000%, #ffa027 calc(50.000% + 1px), #ffa027 60.000%, #ff7323 calc(60.000% + 1px), #ff7323 70.000%, #d83326 calc(70.000% + 1px), #d83326 80.000%, #a40a2f calc(80.000% + 1px), #a40a2f 90.000%, #79103d calc(90.000% + 1px) 100.000%);

// https://grabient.com/_gMFgFRgFVgGEgE5gDNgMDgSQgIGhnbhkNghn?style=linearSwatches&steps=10&angle=270 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 10.0; const float ANGLE = 270.0; vec3 palette(float t) { vec3 a = vec3(0.773, 0.337, 0.341); vec3 b = vec3(0.388, 0.313, 0.205); vec3 c = vec3(0.771, 1.168, 0.518); vec3 d = vec3(6.619, 6.413, 2.151); 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); }

Gradient palette editor — #7d1275 to #79103d