/* https://grabient.com/_gH3gFsgJ5gEogHHgGFgMKgG6gI2gIqgJsgAUeluUsYgA?style=linearGradient&steps=7&angle=270 */
background: linear-gradient(270deg, #2800e4 0.000%, #4317d5 16.667%, #6d3db6 33.333%, #96638e 50.000%, #ad8664 66.667%, #a8a043 83.333%, #8aae31 100.000%);
<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
<!-- https://grabient.com/_gH3gFsgJ5gEogHHgGFgMKgG6gI2gIqgJsgAUeluUsYgA?style=linearGradient&steps=7&angle=270 -->
<defs>
<linearGradient id="gradient" x1="1.000" y1="0.500" x2="0.000" y2="0.500">
<stop offset="0.000" stop-color="#2800e4" /><stop offset="0.167" stop-color="#4317d5" /><stop offset="0.333" stop-color="#6d3db6" /><stop offset="0.500" stop-color="#96638e" /><stop offset="0.667" stop-color="#ad8664" /><stop offset="0.833" stop-color="#a8a043" /><stop offset="1.000" stop-color="#8aae31" />
</linearGradient>
</defs>
<rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
</svg>
["#2800e4", "#4317d5", "#6d3db6", "#96638e", "#ad8664", "#a8a043", "#8aae31"]
// https://grabient.com/_gH3gFsgJ5gEogHHgGFgMKgG6gI2gIqgJsgAUeluUsYgA?style=linearGradient&steps=7&angle=270
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 7.0;
const float ANGLE = 270.0;
vec3 palette(float t) {
vec3 a = vec3(0.412, 0.273, 0.542);
vec3 b = vec3(0.271, 0.417, 0.356);
vec3 c = vec3(0.616, 0.350, 0.448);
vec3 d = vec3(0.554, 0.620, 0.020);
return a + b * cos(6.283185 * (c * t + d));
}
// N stops sampled from the palette, blended like the CSS gradient
vec3 stops(float t) {
float n = STEPS - 1.0;
float x = clamp(t, 0.0, 1.0) * n;
return mix(palette(floor(x) / n), palette(min(floor(x) + 1.0, n) / n), fract(x));
}
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);
}
[
[0.412, 0.273, 0.542],
[0.271, 0.417, 0.356],
[0.616, 0.350, 0.448],
[0.554, 0.620, 0.020]
]