/* https://grabient.com/_gKvgHlgDgf7Cf7YgHyf2ef6NgDzgO6gAtf6S?style=linearSwatches&steps=13&angle=90 */ background: linear-gradient(90deg, #613300 0.000%, #613300 7.692%, #6d3000 calc(7.692% + 1px), #6d3000 15.385%, #7f3100 calc(15.385% + 1px), #7f3100 23.077%, #95340e calc(23.077% + 1px), #95340e 30.769%, #af391d calc(30.769% + 1px), #af391d 38.462%, #c8412d calc(38.462% + 1px), #c8412d 46.154%, #df4c3e calc(46.154% + 1px), #df4c3e 53.846%, #f1584e calc(53.846% + 1px), #f1584e 61.538%, #fd655d calc(61.538% + 1px), #fd655d 69.231%, #ff746c calc(69.231% + 1px), #ff746c 76.923%, #fc827b calc(76.923% + 1px), #fc827b 84.615%, #ef9188 calc(84.615% + 1px), #ef9188 92.308%, #dc9e94 calc(92.308% + 1px) 100.000%);

// https://grabient.com/_gKvgHlgDgf7Cf7YgHyf2ef6NgDzgO6gAtf6S?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(0.687, 0.485, 0.224); vec3 b = vec3(-0.318, -0.296, 0.498); vec3 c = vec3(-0.610, -0.371, 0.243); vec3 d = vec3(0.954, 0.045, -0.366); 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 — #613300 to #dc9e94