Gradient palette editor — #c5bbb8 to #5b4b74

/* https://grabient.com/_gJ0gHlgDgf7Cf7YgHyf5kf7zgCwgUuf2wfwV?style=angularSwatches&steps=15&angle=210 */

background: conic-gradient(from 210deg, #c5bbb8 0.000deg, #c5bbb8 24.000deg, #b8b5b8 calc(24.000deg + 0.1deg), #b8b5b8 48.000deg, #a9afb7 calc(48.000deg + 0.1deg), #a9afb7 72.000deg, #9aa8b5 calc(72.000deg + 0.1deg), #9aa8b5 96.000deg, #8ba1b3 calc(96.000deg + 0.1deg), #8ba1b3 120.000deg, #7d98af calc(120.000deg + 0.1deg), #7d98af 144.000deg, #7090ab calc(144.000deg + 0.1deg), #7090ab 168.000deg, #6587a6 calc(168.000deg + 0.1deg), #6587a6 192.000deg, #5c7ea1 calc(192.000deg + 0.1deg), #5c7ea1 216.000deg, #55759b calc(216.000deg + 0.1deg), #55759b 240.000deg, #516c94 calc(240.000deg + 0.1deg), #516c94 264.000deg, #4f638d calc(264.000deg + 0.1deg), #4f638d 288.000deg, #505a85 calc(288.000deg + 0.1deg), #505a85 312.000deg, #54537d calc(312.000deg + 0.1deg), #54537d 336.000deg, #5b4b74 calc(336.000deg + 0.1deg) 360.000deg);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gJ0gHlgDgf7Cf7YgHyf5kf7zgCwgUuf2wfwV?style=angularSwatches&steps=15&angle=210 -->
            <defs>
              <clipPath id="squareClip">
                <rect x="0" y="0" width="800" height="400" />
              </clipPath>
              <filter id="antiGap">
                <feGaussianBlur in="SourceGraphic" stdDeviation="0.3" />
              </filter>
            </defs>
            <g clip-path="url(#squareClip)" filter="url(#antiGap)" shape-rendering="crispEdges">
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              Z
            " fill="#c5bbb8" fill-opacity="1.000" /><path d="
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              Z
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              M 400.000,200.000
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              Z
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              Z
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              Z
            " fill="#5b4b74" fill-opacity="1.000" /></g>
        </svg>

["#c5bbb8", "#b8b5b8", "#a9afb7", "#9aa8b5", "#8ba1b3", "#7d98af", "#7090ab", "#6587a6", "#5c7ea1", "#55759b", "#516c94", "#4f638d", "#505a85", "#54537d", "#5b4b74"]

// https://grabient.com/_gJ0gHlgDgf7Cf7YgHyf5kf7zgCwgUuf2wfwV?style=angularSwatches&steps=15&angle=210
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 15.0;
const float ANGLE = 210.0;

vec3 palette(float t) {
    vec3 a = vec3(0.628, 0.485, 0.224);
    vec3 b = vec3(-0.318, -0.296, 0.498);
    vec3 c = vec3(-0.412, -0.269, 0.176);
    vec3 d = vec3(1.326, -0.592, -1.003);
    return a + b * cos(6.283185 * (c * t + d));
}

// N hard swatches sampled from the palette
vec3 stops(float t) {
    float i = min(floor(clamp(t, 0.0, 1.0) * STEPS), STEPS - 1.0);
    return palette(i / (STEPS - 1.0));
}

void mainImage(out vec4 fragColor, in vec2 fragCoord) {
    vec2 p = fragCoord - 0.5 * iResolution.xy;
    // conic from ANGLE, clockwise from top (CSS convention)
    float t = fract((atan(p.x, p.y) - radians(ANGLE)) / 6.283185);
    fragColor = vec4(stops(t), 1.0);
}

[
  [0.628, 0.485, 0.224],
  [-0.318, -0.296, 0.498],
  [-0.412, -0.269, 0.176],
  [1.326, -0.592, -1.003]
]