/* https://grabient.com/_gAAgG0fPogAAgHHg-SgBmgHfgBggAAgGogNr?style=linearSwatches&steps=6&angle=90 */ background: linear-gradient(90deg, #000800 0.000%, #000800 16.667%, #00000b calc(16.667% + 1px), #00000b 33.333%, #001850 calc(33.333% + 1px), #001850 50.000%, #005389 calc(50.000% + 1px), #005389 66.667%, #0098b5 calc(66.667% + 1px), #0098b5 83.333%, #00ced2 calc(83.333% + 1px) 100.000%);

// https://grabient.com/_gAAgG0fPogAAgHHg-SgBmgHfgBggAAgGogNr?style=linearSwatches&steps=6&angle=90 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 6.0; const float ANGLE = 90.0; vec3 palette(float t) { vec3 a = vec3(0.000, 0.436, -3.096); vec3 b = vec3(0.000, 0.455, 3.986); vec3 c = vec3(0.102, 0.479, 0.096); vec3 d = vec3(0.000, 0.424, 0.875); 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 — #000800 to #00ced2