Gradient palette editor — #8da45e to #3baa9a

/* https://grabient.com/_gH-gHQgJ5gFsgDTgGpgNKgRrgF-gMBgONgFl?style=linearGradient&steps=7&angle=225 */

background: linear-gradient(225deg, #8da45e 0.000%, #d0a242 16.667%, #da6a36 33.333%, #a4413a 50.000%, #555a4f 66.667%, #279670 83.333%, #3baa9a 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gH-gHQgJ5gFsgDTgGpgNKgRrgF-gMBgONgFl?style=linearGradient&steps=7&angle=225 -->
            <defs>
              <linearGradient id="gradient" x1="0.854" y1="0.146" x2="0.146" y2="0.854">
        <stop offset="0.000" stop-color="#8da45e" /><stop offset="0.167" stop-color="#d0a242" /><stop offset="0.333" stop-color="#da6a36" /><stop offset="0.500" stop-color="#a4413a" /><stop offset="0.667" stop-color="#555a4f" /><stop offset="0.833" stop-color="#279670" /><stop offset="1.000" stop-color="#3baa9a" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#8da45e", "#d0a242", "#da6a36", "#a4413a", "#555a4f", "#279670", "#3baa9a"]

// https://grabient.com/_gH-gHQgJ5gFsgDTgGpgNKgRrgF-gMBgONgFl?style=linearGradient&steps=7&angle=225
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 7.0;
const float ANGLE = 225.0;

vec3 palette(float t) {
    vec3 a = vec3(0.510, 0.464, 0.633);
    vec3 b = vec3(0.364, 0.211, 0.425);
    vec3 c = vec3(0.842, 1.131, 0.382);
    vec3 d = vec3(0.769, 0.909, 0.357);
    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);
}

[
  [0.510, 0.464, 0.633],
  [0.364, 0.211, 0.425],
  [0.842, 1.131, 0.382],
  [0.769, 0.909, 0.357]
]