/* https://grabient.com/_gH6gIcgHQgJigI-gJPgPhgO-gMGgMvgIVgFG?style=linearSwatches&steps=8&angle=45 */ background: linear-gradient(45deg, #bf0031 0.000%, #bf0031 12.500%, #ff4300 calc(12.500% + 1px), #ff4300 25.000%, #ffbd00 calc(25.000% + 1px), #ffbd00 37.500%, #8aff24 calc(37.500% + 1px), #8aff24 50.000%, #0eff88 calc(50.000% + 1px), #0eff88 62.500%, #00a8e3 calc(62.500% + 1px), #00a8e3 75.000%, #3331ff calc(75.000% + 1px), #3331ff 87.500%, #b800f0 calc(87.500% + 1px) 100.000%);

// https://grabient.com/_gH6gIcgHQgJigI-gJPgPhgO-gMGgMvgIVgFG?style=linearSwatches&steps=8&angle=45 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 8.0; const float ANGLE = 45.0; vec3 palette(float t) { vec3 a = vec3(0.506, 0.540, 0.464); vec3 b = vec3(0.610, 0.574, 0.591); vec3 c = vec3(0.993, 0.958, 0.774); vec3 d = vec3(0.815, 0.533, 0.326); 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 — #bf0031 to #b800f0