/* https://grabient.com/_gGNgCngB_gEqgB5gDVgJMgB_gBag1EgL3gcG?style=linearSwatches&steps=10&angle=90 */ background: linear-gradient(90deg, #292c31 0.000%, #292c31 10.000%, #1b2f34 calc(10.000% + 1px), #1b2f34 20.000%, #1a3237 calc(20.000% + 1px), #1a3237 30.000%, #26343a calc(30.000% + 1px), #26343a 40.000%, #3b373d calc(40.000% + 1px), #3b373d 50.000%, #583940 calc(50.000% + 1px), #583940 60.000%, #773c42 calc(60.000% + 1px), #773c42 70.000%, #933e45 calc(70.000% + 1px), #933e45 80.000%, #a84048 calc(80.000% + 1px), #a84048 90.000%, #b1424a calc(90.000% + 1px) 100.000%);

// https://grabient.com/_gGNgCngB_gEqgB5gDVgJMgB_gBag1EgL3gcG?style=linearSwatches&steps=10&angle=90 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 10.0; const float ANGLE = 90.0; vec3 palette(float t) { vec3 a = vec3(0.397, 0.167, 0.127); vec3 b = vec3(0.298, 0.121, 0.213); vec3 c = vec3(0.588, 0.127, 0.090); vec3 d = vec3(3.396, 0.759, 1.798); 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 — #292c31 to #b1424a