/* https://grabient.com/_gGCfBOetxgGBhMDhh_gHAgBhgBkgIcgOAgOY?style=linearSwatches&steps=13&angle=90 */
background: linear-gradient(90deg, #03003b 0.000%, #03003b 7.692%, #0c0062 calc(7.692% + 1px), #0c0062 15.385%, #192084 calc(15.385% + 1px), #192084 23.077%, #2a40a3 calc(23.077% + 1px), #2a40a3 30.769%, #3e5dbd calc(30.769% + 1px), #3e5dbd 38.462%, #5477d3 calc(38.462% + 1px), #5477d3 46.154%, #6b8ee5 calc(46.154% + 1px), #6b8ee5 53.846%, #82a2f2 calc(53.846% + 1px), #82a2f2 61.538%, #96b3fb calc(61.538% + 1px), #96b3fb 69.231%, #a8c1ff calc(69.231% + 1px), #a8c1ff 76.923%, #b6cbff calc(76.923% + 1px), #b6cbff 84.615%, #c0d3fd calc(84.615% + 1px), #c0d3fd 92.308%, #c4d7f4 calc(92.308% + 1px) 100.000%);
<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
<!-- https://grabient.com/_gGCfBOetxgGBhMDhh_gHAgBhgBkgIcgOAgOY?style=linearSwatches&steps=13&angle=90 -->
<defs>
<clipPath id="bounds">
<rect x="0" y="0" width="800" height="400" />
</clipPath>
</defs>
<g clip-path="url(#bounds)"><path d="M 0.000,647.214 L 0.000,-247.214 L 61.538,-247.214 L 61.538,647.214 Z" fill="#03003b" fill-opacity="1.000" /><path d="M 61.538,647.214 L 61.538,-247.214 L 123.077,-247.214 L 123.077,647.214 Z" fill="#0c0062" fill-opacity="1.000" /><path d="M 123.077,647.214 L 123.077,-247.214 L 184.615,-247.214 L 184.615,647.214 Z" fill="#192084" fill-opacity="1.000" /><path d="M 184.615,647.214 L 184.615,-247.214 L 246.154,-247.214 L 246.154,647.214 Z" fill="#2a40a3" fill-opacity="1.000" /><path d="M 246.154,647.214 L 246.154,-247.214 L 307.692,-247.214 L 307.692,647.214 Z" fill="#3e5dbd" fill-opacity="1.000" /><path d="M 307.692,647.214 L 307.692,-247.214 L 369.231,-247.214 L 369.231,647.214 Z" fill="#5477d3" fill-opacity="1.000" /><path d="M 369.231,647.214 L 369.231,-247.214 L 430.769,-247.214 L 430.769,647.214 Z" fill="#6b8ee5" fill-opacity="1.000" /><path d="M 430.769,647.214 L 430.769,-247.214 L 492.308,-247.214 L 492.308,647.214 Z" fill="#82a2f2" fill-opacity="1.000" /><path d="M 492.308,647.214 L 492.308,-247.214 L 553.846,-247.214 L 553.846,647.214 Z" fill="#96b3fb" fill-opacity="1.000" /><path d="M 553.846,647.214 L 553.846,-247.214 L 615.385,-247.214 L 615.385,647.214 Z" fill="#a8c1ff" fill-opacity="1.000" /><path d="M 615.385,647.214 L 615.385,-247.214 L 676.923,-247.214 L 676.923,647.214 Z" fill="#b6cbff" fill-opacity="1.000" /><path d="M 676.923,647.214 L 676.923,-247.214 L 738.462,-247.214 L 738.462,647.214 Z" fill="#c0d3fd" fill-opacity="1.000" /><path d="M 738.462,647.214 L 738.462,-247.214 L 800.000,-247.214 L 800.000,647.214 Z" fill="#c4d7f4" fill-opacity="1.000" /></g>
</svg>
["#03003b", "#0c0062", "#192084", "#2a40a3", "#3e5dbd", "#5477d3", "#6b8ee5", "#82a2f2", "#96b3fb", "#a8c1ff", "#b6cbff", "#c0d3fd", "#c4d7f4"]
// https://grabient.com/_gGCfBOetxgGBhMDhh_gHAgBhgBkgIcgOAgOY?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(0.386, -4.018, -5.263);
vec3 b = vec3(0.385, 4.867, 6.271);
vec3 c = vec3(0.448, 0.097, 0.100);
vec3 d = vec3(0.540, 0.896, 0.920);
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);
}
[
[0.386, -4.018, -5.263],
[0.385, 4.867, 6.271],
[0.448, 0.097, 0.100],
[0.540, 0.896, 0.920]
]