Earthy metallic blue to stone to tan gradient palette editor

/* https://grabient.com/_gJUf_wgh6gEBgLhgalgFQgBngBogJBgNVgHR */

background: linear-gradient(90deg, #5e6d82 0.000%, #6c7d7a 16.667%, #7f8b78 33.333%, #96977a 50.000%, #ada282 66.667%, #c1aa8e 83.333%, #d0b1a0 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gJUf_wgh6gEBgLhgalgFQgBngBogJBgNVgHR -->
            <defs>
              <linearGradient id="gradient" x1="0.000" y1="0.500" x2="1.000" y2="0.500">
        <stop offset="0.000" stop-color="#5e6d82" /><stop offset="0.167" stop-color="#6c7d7a" /><stop offset="0.333" stop-color="#7f8b78" /><stop offset="0.500" stop-color="#96977a" /><stop offset="0.667" stop-color="#ada282" /><stop offset="0.833" stop-color="#c1aa8e" /><stop offset="1.000" stop-color="#d0b1a0" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#5e6d82", "#6c7d7a", "#7f8b78", "#96977a", "#ada282", "#c1aa8e", "#d0b1a0"]

// https://grabient.com/_gJUf_wgh6gEBgLhgalgFQgBngBogJBgNVgHR
// 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(0.596, -0.016, 2.170);
    vec3 b = vec3(0.257, 0.737, 1.701);
    vec3 c = vec3(0.336, 0.103, 0.104);
    vec3 d = vec3(0.577, 0.853, 0.465);
    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);
}

[
  [0.596, -0.016, 2.170],
  [0.257, 0.737, 1.701],
  [0.336, 0.103, 0.104],
  [0.577, 0.853, 0.465]
]