/* https://grabient.com/_ggZg2zgC3gfGg2-gA8gBmgBlgaMgHcgHLgGF?style=linearSwatches&steps=7&angle=0 */ background: linear-gradient(0deg, #1b1b23 0.000%, #1b1b23 14.286%, #160827 calc(14.286% + 1px), #160827 28.571%, #16003d calc(28.571% + 1px), #16003d 42.857%, #1c0031 calc(42.857% + 1px), #1c0031 57.143%, #28091f calc(57.143% + 1px), #28091f 71.429%, #3a1e32 calc(71.429% + 1px), #3a1e32 85.714%, #513c3d calc(85.714% + 1px) 100.000%);

// https://grabient.com/_ggZg2zgC3gfGg2-gA8gBmgBlgaMgHcgHLgGF?style=linearSwatches&steps=7&angle=0 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 7.0; const float ANGLE = 0.0; vec3 palette(float t) { vec3 a = vec3(2.073, 3.507, 0.183); vec3 b = vec3(1.990, 3.518, 0.060); vec3 c = vec3(0.102, 0.101, 1.676); vec3 d = vec3(0.476, 0.459, 0.389); 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 — #1b1b23 to #513c3d