/* https://grabient.com/_fDrfDrfhGhK2hK2grWgBkgBogBhgN8gOCgOT?style=linearSwatches&steps=13&angle=90 */ background: linear-gradient(90deg, #000068 0.000%, #000068 7.692%, #05217a calc(7.692% + 1px), #05217a 15.385%, #29448a calc(15.385% + 1px), #29448a 23.077%, #4b6498 calc(23.077% + 1px), #4b6498 30.769%, #6981a5 calc(30.769% + 1px), #6981a5 38.462%, #849baf calc(38.462% + 1px), #849baf 46.154%, #9db1b8 calc(46.154% + 1px), #9db1b8 53.846%, #b2c4c0 calc(53.846% + 1px), #b2c4c0 61.538%, #c4d3c5 calc(61.538% + 1px), #c4d3c5 69.231%, #d3dfc9 calc(69.231% + 1px), #d3dfc9 76.923%, #dee7cb calc(76.923% + 1px), #dee7cb 84.615%, #e6eccb calc(84.615% + 1px), #e6eccb 92.308%, #ebedc9 calc(92.308% + 1px) 100.000%);

// https://grabient.com/_fDrfDrfhGhK2hK2grWgBkgBogBhgN8gOCgOT?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(-3.861, -3.861, -1.978); vec3 b = vec3(4.790, 4.790, 2.774); vec3 c = vec3(0.100, 0.104, 0.097); vec3 d = vec3(0.892, 0.898, 0.915); 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); }

Duotone darkblue and beige gradient palette editor

Duotone darkblue and beige