Rust orange to gunmetal to pale brown gradient palette editor

/* https://grabient.com/_h-wgHUfqwh5qgBxgeJgBkgY8gBggG_gHpgNd?style=linearGradient&steps=7&angle=270 */

background: linear-gradient(270deg, #c05b00 0.000%, #877805 16.667%, #629426 33.333%, #537143 50.000%, #5a5c5b 66.667%, #778370 83.333%, #a9907f 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_h-wgHUfqwh5qgBxgeJgBkgY8gBggG_gHpgNd?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="#c05b00" /><stop offset="0.167" stop-color="#877805" /><stop offset="0.333" stop-color="#629426" /><stop offset="0.500" stop-color="#537143" /><stop offset="0.667" stop-color="#5a5c5b" /><stop offset="0.833" stop-color="#778370" /><stop offset="1.000" stop-color="#a9907f" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#c05b00", "#877805", "#629426", "#537143", "#5a5c5b", "#778370", "#a9907f"]

// https://grabient.com/_h-wgHUfqwh5qgBxgeJgBkgY8gBggG_gHpgNd?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(8.112, 0.468, -1.360);
    vec3 b = vec3(7.786, 0.113, 1.929);
    vec3 c = vec3(0.100, 1.596, 0.096);
    vec3 d = vec3(0.447, 0.489, 0.861);
    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);
}

[
  [8.112, 0.468, -1.360],
  [7.786, 0.113, 1.929],
  [0.100, 1.596, 0.096],
  [0.447, 0.489, 0.861]
]