/* https://grabient.com/_gbMf0Dex5gb9gcEhZPgBigBggBngImgMggOH?style=linearSwatches&steps=5&angle=0 */ background: linear-gradient(0deg, #0a0000 0.000%, #0a0000 20.000%, #250a26 calc(20.000% + 1px), #250a26 40.000%, #49457a calc(40.000% + 1px), #49457a 60.000%, #767baa calc(60.000% + 1px), #767baa 80.000%, #aba9b5 calc(80.000% + 1px) 100.000%);

// https://grabient.com/_gbMf0Dex5gb9gcEhZPgBigBggBngImgMggOH?style=linearSwatches&steps=5&angle=0 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 5.0; const float ANGLE = 0.0; vec3 palette(float t) { vec3 a = vec3(1.740, -0.765, -4.999); vec3 b = vec3(1.789, 1.796, 5.711); vec3 c = vec3(0.098, 0.096, 0.103); vec3 d = vec3(0.550, 0.800, 0.903); 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); }

Very dark brown to dark slate blue to cool gray gradient palette editor

Very dark brown to dark slate blue to cool gray