/* https://grabient.com/_gDxgHpgGngFDgHPgHQgN3gObgNzhkUg9Ng-2eO0uvfgA?style=linearGradient&steps=7&angle=90 */
background: linear-gradient(90deg, #00e7ea 0.000%, #00ee9c 16.667%, #077b12 33.333%, #660000 50.000%, #8e0000 66.667%, #5f1c50 83.333%, #00adcc 100.000%);
<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
<!-- https://grabient.com/_gDxgHpgGngFDgHPgHQgN3gObgNzhkUg9Ng-2eO0uvfgA?style=linearGradient&steps=7&angle=90 -->
<defs>
<linearGradient id="gradient" x1="0.000" y1="0.500" x2="1.000" y2="0.500">
<stop offset="0.000" stop-color="#00e7ea" /><stop offset="0.167" stop-color="#00ee9c" /><stop offset="0.333" stop-color="#077b12" /><stop offset="0.500" stop-color="#660000" /><stop offset="0.667" stop-color="#8e0000" /><stop offset="0.833" stop-color="#5f1c50" /><stop offset="1.000" stop-color="#00adcc" />
</linearGradient>
</defs>
<rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
</svg>
["#00e7ea", "#00ee9c", "#077b12", "#660000", "#8e0000", "#5f1c50", "#00adcc"]
// https://grabient.com/_gDxgHpgGngFDgHPgHQgN3gObgNzhkUg9Ng-2eO0uvfgA?style=linearGradient&steps=7&angle=90
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 7.0;
const float ANGLE = 90.0;
vec3 palette(float t) {
vec3 a = vec3(0.127, 0.375, 0.309);
vec3 b = vec3(0.428, 0.614, 0.615);
vec3 c = vec3(0.879, 0.915, 0.875);
vec3 d = vec3(6.420, 3.917, 4.022);
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);
}
[
[0.127, 0.375, 0.309],
[0.428, 0.614, 0.615],
[0.879, 0.915, 0.875],
[6.420, 3.917, 4.022]
]