Autumn monochrome blood to mushroom gradient palette editor

/* https://grabient.com/_gURgR-gFHgNvgRfgD5gBpgBngE5gIegI3gI-?style=linearGradient&steps=6&angle=225 */

background: linear-gradient(225deg, #72211b 0.000%, #7c322a 20.000%, #89473f 40.000%, #9a6058 60.000%, #ad7d70 80.000%, #c49c84 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gURgR-gFHgNvgRfgD5gBpgBngE5gIegI3gI-?style=linearGradient&steps=6&angle=225 -->
            <defs>
              <linearGradient id="gradient" x1="0.854" y1="0.146" x2="0.146" y2="0.854">
        <stop offset="0.000" stop-color="#72211b" /><stop offset="0.200" stop-color="#7c322a" /><stop offset="0.400" stop-color="#89473f" /><stop offset="0.600" stop-color="#9a6058" /><stop offset="0.800" stop-color="#ad7d70" /><stop offset="1.000" stop-color="#c49c84" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#72211b", "#7c322a", "#89473f", "#9a6058", "#ad7d70", "#c49c84"]

// https://grabient.com/_gURgR-gFHgNvgRfgD5gBpgBngE5gIegI3gI-?style=linearGradient&steps=6&angle=225
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 6.0;
const float ANGLE = 225.0;

vec3 palette(float t) {
    vec3 a = vec3(1.297, 1.150, 0.327);
    vec3 b = vec3(0.879, 1.119, 0.249);
    vec3 c = vec3(0.105, 0.103, 0.313);
    vec3 d = vec3(0.542, 0.567, 0.574);
    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);
}

[
  [1.297, 1.150, 0.327],
  [0.879, 1.119, 0.249],
  [0.105, 0.103, 0.313],
  [0.542, 0.567, 0.574]
]