/* https://grabient.com/_gB5gIZgBcgBRgGKgOKgG9gAxgFuhcsgJCg4S?style=linearSwatches&steps=10&angle=135 */ background: linear-gradient(135deg, #323000 0.000%, #323000 10.000%, #333200 calc(10.000% + 1px), #333200 20.000%, #333400 calc(20.000% + 1px), #333400 30.000%, #313600 calc(30.000% + 1px), #313600 40.000%, #2d382d calc(40.000% + 1px), #2d382d 50.000%, #283a66 calc(50.000% + 1px), #283a66 60.000%, #223c9b calc(60.000% + 1px), #223c9b 70.000%, #1b3ec6 calc(70.000% + 1px), #1b3ec6 80.000%, #1540e7 calc(80.000% + 1px), #1540e7 90.000%, #1043fa calc(90.000% + 1px) 100.000%);

// https://grabient.com/_gB5gIZgBcgBRgGKgOKgG9gAxgFuhcsgJCg4S?style=linearSwatches&steps=10&angle=135 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 10.0; const float ANGLE = 135.0; vec3 palette(float t) { vec3 a = vec3(0.121, 0.537, 0.092); vec3 b = vec3(0.081, 0.394, 0.906); vec3 c = vec3(0.445, 0.049, 0.366); vec3 d = vec3(5.932, 0.578, 3.602); 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 — #323000 to #1043fa