Autumn eggplant to saddle brown to mango gradient palette editor

/* https://grabient.com/_gJKgF7gs9gGsgFdgtZgHmgKxgBogIcgGrgG-?style=linearGradient&steps=6&angle=270 */

background: linear-gradient(270deg, #2c1123 0.000%, #4e0f09 20.000%, #8b4700 40.000%, #cb9100 60.000%, #f8b905 80.000%, #ffa31d 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gJKgF7gs9gGsgFdgtZgHmgKxgBogIcgGrgG-?style=linearGradient&steps=6&angle=270 -->
            <defs>
              <linearGradient id="gradient" x1="1.000" y1="0.500" x2="0.000" y2="0.500">
        <stop offset="0.000" stop-color="#2c1123" /><stop offset="0.200" stop-color="#4e0f09" /><stop offset="0.400" stop-color="#8b4700" /><stop offset="0.600" stop-color="#cb9100" /><stop offset="0.800" stop-color="#f8b905" /><stop offset="1.000" stop-color="#ffa31d" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#2c1123", "#4e0f09", "#8b4700", "#cb9100", "#f8b905", "#ffa31d"]

// https://grabient.com/_gJKgF7gs9gGsgFdgtZgHmgKxgBogIcgGrgG-?style=linearGradient&steps=6&angle=270
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 6.0;
const float ANGLE = 270.0;

vec3 palette(float t) {
    vec3 a = vec3(0.586, 0.379, 2.877);
    vec3 b = vec3(0.428, 0.349, 2.905);
    vec3 c = vec3(0.486, 0.689, 0.104);
    vec3 d = vec3(0.540, 0.427, 0.446);
    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);
}

[
  [0.586, 0.379, 2.877],
  [0.428, 0.349, 2.905],
  [0.486, 0.689, 0.104],
  [0.540, 0.427, 0.446]
]