/* https://grabient.com/_gA1gAwgBYgCVgCdgCOgDcgDUgDdg6Bg6Lg5tgyvovogA?style=linearSwatches&steps=13&angle=90 */ background: linear-gradient(90deg, #121216 0.000%, #121216 7.692%, #16171a calc(7.692% + 1px), #16171a 15.385%, #1a1b1f calc(15.385% + 1px), #1a1b1f 23.077%, #1f2023 calc(23.077% + 1px), #1f2023 30.769%, #232427 calc(30.769% + 1px), #232427 38.462%, #27282b calc(38.462% + 1px), #27282b 46.154%, #2b2c2f calc(46.154% + 1px), #2b2c2f 53.846%, #2f3033 calc(53.846% + 1px), #2f3033 61.538%, #323337 calc(61.538% + 1px), #323337 69.231%, #36373a calc(69.231% + 1px), #36373a 76.923%, #38393d calc(76.923% + 1px), #38393d 84.615%, #3b3c40 calc(84.615% + 1px), #3b3c40 92.308%, #3d3e42 calc(92.308% + 1px) 100.000%);

// https://grabient.com/_gA1gAwgBYgCVgCdgCOgDcgDUgDdg6Bg6Lg5tgyvovogA?style=linearSwatches&steps=13&angle=90 // cosine gradient palette — https://iquilezles.org/articles/palettes/ const float STEPS = 13.0; const float ANGLE = 90.0; vec3 palette(float t) { vec3 a = vec3(0.103, 0.098, 0.138); vec3 b = vec3(0.149, 0.157, 0.142); vec3 c = vec3(0.220, 0.212, 0.221); vec3 d = vec3(3.713, 3.723, 3.693); 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 — #121216 to #3d3e42