/* https://grabient.com/_gEYgLGfwpgEogLGgc8gEFgB4gBlgJrgIngNF?style=linearSwatches&steps=6&angle=45 */ background: linear-gradient(45deg, #100900 0.000%, #100900 16.667%, #24142c calc(16.667% + 1px), #24142c 33.333%, #3b2258 calc(33.333% + 1px), #3b2258 50.000%, #53337f calc(50.000% + 1px), #53337f 66.667%, #6b48a0 calc(66.667% + 1px), #6b48a0 83.333%, #7e5fba calc(83.333% + 1px) 100.000%);

// https://grabient.com/_gEYgLGfwpgEogLGgc8gEFgB4gBlgJrgIngNF?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(0.280, 0.710, -0.983); vec3 b = vec3(0.296, 0.710, 1.852); vec3 c = vec3(0.261, 0.120, 0.101); vec3 d = vec3(0.619, 0.551, 0.837); 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 — #100900 to #7e5fba