/* https://grabient.com/_gPdgDbgIVgLegDFgOUgDZgCdgEgg3egoEhJu?style=linearGradient&steps=10&angle=180 */ background: linear-gradient(180deg, #4a0a59 0.000%, #550c88 11.111%, #640fb7 22.222%, #7612e3 33.333%, #8b16ff 44.444%, #a31bff 55.556%, #bc1fff 66.667%, #d824ff 77.778%, #f429ff 88.889%, #ff2fff 100.000%);

// https://grabient.com/_gPdgDbgIVgLegDFgOUgDZgCdgEgg3egoEhJu?style=linearGradient&steps=10&angle=180 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 10.0; const float ANGLE = 180.0; vec3 palette(float t) { vec3 a = vec3(0.989, 0.219, 0.533); vec3 b = vec3(0.734, 0.197, 0.916); vec3 c = vec3(0.217, 0.157, 0.288); vec3 d = vec3(3.550, 2.564, 4.718); return a + b * cos(6.283185 * (c * t + d)); } // N stops sampled from the palette, blended like the CSS gradient vec3 stops(float t) { float n = STEPS - 1.0; float x = clamp(t, 0.0, 1.0) * n; return mix(palette(floor(x) / n), palette(min(floor(x) + 1.0, n) / n), fract(x)); } 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 — #4a0a59 to #ff2fff