Gradient palette editor — #fdc67b to #187513

/* https://grabient.com/_eNDgJmgDviDhgCqgELgBhgZNgWQgPUgO3gOl?style=linearGradient&steps=8&angle=315 */

background: linear-gradient(315deg, #fdc67b 0.000%, #ffaf6a 14.286%, #ff7819 28.571%, #fb8100 42.857%, #d9bb3c 57.143%, #a8bf7e 71.429%, #688764 85.714%, #187513 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_eNDgJmgDviDhgCqgELgBhgZNgWQgPUgO3gOl?style=linearGradient&steps=8&angle=315 -->
            <defs>
              <linearGradient id="gradient" x1="0.854" y1="0.854" x2="0.146" y2="0.146">
        <stop offset="0.000" stop-color="#fdc67b" /><stop offset="0.143" stop-color="#ffaf6a" /><stop offset="0.286" stop-color="#ff7819" /><stop offset="0.429" stop-color="#fb8100" /><stop offset="0.571" stop-color="#d9bb3c" /><stop offset="0.714" stop-color="#a8bf7e" /><stop offset="0.857" stop-color="#688764" /><stop offset="1.000" stop-color="#187513" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#fdc67b", "#ffaf6a", "#ff7819", "#fb8100", "#d9bb3c", "#a8bf7e", "#688764", "#187513"]

// https://grabient.com/_eNDgJmgDviDhgCqgELgBhgZNgWQgPUgO3gOl?style=linearGradient&steps=8&angle=315
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 8.0;
const float ANGLE = 315.0;

vec3 palette(float t) {
    vec3 a = vec3(-7.357, 0.614, 0.239);
    vec3 b = vec3(8.417, 0.170, 0.267);
    vec3 c = vec3(0.097, 1.613, 1.424);
    vec3 d = vec3(0.980, 0.951, 0.933);
    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);
}

[
  [-7.357, 0.614, 0.239],
  [8.417, 0.170, 0.267],
  [0.097, 1.613, 1.424],
  [0.980, 0.951, 0.933]
]