Rainbow fire brick to lavender pink to leafy green to barney gradient palette editor

/* https://grabient.com/_gJEdcLgHYgFcivCgEwgV0gBognJgMigO1gID?style=linearGradient&steps=10&angle=315 */

background: linear-gradient(315deg, #b0252b 0.000%, #e9608d 11.111%, #d78bbe 22.222%, #8aa84b 33.333%, #45b643 44.444%, #45b4b9 55.556%, #8aa497 66.667%, #d7852d 77.778%, #e95774 88.889%, #b01ac5 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gJEdcLgHYgFcivCgEwgV0gBognJgMigO1gID?style=linearGradient&steps=10&angle=315 -->
            <defs>
              <linearGradient id="gradient" x1="0.854" y1="0.854" x2="0.146" y2="0.146">
        <stop offset="0.000" stop-color="#b0252b" /><stop offset="0.111" stop-color="#e9608d" /><stop offset="0.222" stop-color="#d78bbe" /><stop offset="0.333" stop-color="#8aa84b" /><stop offset="0.444" stop-color="#45b643" /><stop offset="0.556" stop-color="#45b4b9" /><stop offset="0.667" stop-color="#8aa497" /><stop offset="0.778" stop-color="#d7852d" /><stop offset="0.889" stop-color="#e95774" /><stop offset="1.000" stop-color="#b01ac5" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#b0252b", "#e9608d", "#d78bbe", "#8aa84b", "#45b643", "#45b4b9", "#8aa497", "#d7852d", "#e95774", "#b01ac5"]

// https://grabient.com/_gJEdcLgHYgFcivCgEwgV0gBognJgMigO1gID?style=linearGradient&steps=10&angle=315
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 10.0;
const float ANGLE = 315.0;

vec3 palette(float t) {
    vec3 a = vec3(0.580, -10.485, 0.472);
    vec3 b = vec3(0.348, 11.202, 0.304);
    vec3 c = vec3(1.396, 0.104, 2.505);
    vec3 d = vec3(0.802, 0.949, 0.515);
    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);
}

[
  [0.580, -10.485, 0.472],
  [0.348, 11.202, 0.304],
  [1.396, 0.104, 2.505],
  [0.802, 0.949, 0.515]
]