/* https://grabient.com/_gAAf_Yf9sgPngOqgGRgPngPngPngBjf_4f5Zn_m9wInn?style=linearSwatches&steps=13&angle=90 */ background: linear-gradient(90deg, #210f86 0.000%, #210f86 7.692%, #4d1677 calc(7.692% + 1px), #4d1677 15.385%, #883a61 calc(15.385% + 1px), #883a61 23.077%, #c16f49 calc(23.077% + 1px), #c16f49 30.769%, #e9a737 calc(30.769% + 1px), #e9a737 38.462%, #f3d12f calc(38.462% + 1px), #f3d12f 46.154%, #dde235 calc(46.154% + 1px), #dde235 53.846%, #aed545 calc(53.846% + 1px), #aed545 61.538%, #72ae5d calc(61.538% + 1px), #72ae5d 69.231%, #3a7774 calc(69.231% + 1px), #3a7774 76.923%, #184085 calc(76.923% + 1px), #184085 84.615%, #131a8a calc(84.615% + 1px), #131a8a 92.308%, #2e0e82 calc(92.308% + 1px) 100.000%);

// https://grabient.com/_gAAf_Yf9sgPngOqgGRgPngPngPngBjf_4f5Zn_m9wInn?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(0.511, 0.471, 0.363); vec3 b = vec3(0.445, 0.417, 0.178); vec3 c = vec3(1.031, 1.031, 1.031); vec3 d = vec3(0.586, 0.479, 0.064); 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); }

Rainbow midnight blue to adobe to sickly yellow to bluegreen gradient palette editor

Rainbow midnight blue to adobe to sickly yellow to bluegreen