/* https://grabient.com/_gIigCagG0gIhgNIgILgOogIRgLpgECgLhgNL?style=linearGradient&steps=7&angle=270 */
background: linear-gradient(270deg, #8416b9 0.000%, #1489f2 16.667%, #0ddedf 33.333%, #76fd8c 50.000%, #f2dc28 66.667%, #ff8500 83.333%, #bb1200 100.000%);
<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
<!-- https://grabient.com/_gIigCagG0gIhgNIgILgOogIRgLpgECgLhgNL?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="#8416b9" /><stop offset="0.167" stop-color="#1489f2" /><stop offset="0.333" stop-color="#0ddedf" /><stop offset="0.500" stop-color="#76fd8c" /><stop offset="0.667" stop-color="#f2dc28" /><stop offset="0.833" stop-color="#ff8500" /><stop offset="1.000" stop-color="#bb1200" />
</linearGradient>
</defs>
<rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
</svg>
["#8416b9", "#1489f2", "#0ddedf", "#76fd8c", "#f2dc28", "#ff8500", "#bb1200"]
// https://grabient.com/_gIigCagG0gIhgNIgILgOogIRgLpgECgLhgNL?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(0.546, 0.154, 0.436);
vec3 b = vec3(0.545, 0.840, 0.523);
vec3 c = vec3(0.936, 0.529, 0.745);
vec3 d = vec3(0.258, 0.737, 0.843);
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);
}
[
[0.546, 0.154, 0.436],
[0.545, 0.840, 0.523],
[0.936, 0.529, 0.745],
[0.258, 0.737, 0.843]
]