Gradient palette editor — #abc8de to #ffedc3

/* https://grabient.com/_gIagJDgH1fragFzf8wgDFgDZgFrgp7gAAgguk7kt2RYD?style=linearGradient&steps=7&angle=225 */

background: linear-gradient(225deg, #abc8de 0.000%, #c7c9d8 16.667%, #e5cccf 33.333%, #ffd3c7 50.000%, #ffdbc2 66.667%, #ffe4c0 83.333%, #ffedc3 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gIagJDgH1fragFzf8wgDFgDZgFrgp7gAAgguk7kt2RYD?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="#abc8de" /><stop offset="0.167" stop-color="#c7c9d8" /><stop offset="0.333" stop-color="#e5cccf" /><stop offset="0.500" stop-color="#ffd3c7" /><stop offset="0.667" stop-color="#ffdbc2" /><stop offset="0.833" stop-color="#ffe4c0" /><stop offset="1.000" stop-color="#ffedc3" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#abc8de", "#c7c9d8", "#e5cccf", "#ffd3c7", "#ffdbc2", "#ffe4c0", "#ffedc3"]

// https://grabient.com/_gIagJDgH1fragFzf8wgDFgDZgFrgp7gAAgguk7kt2RYD?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(0.853, 0.894, 0.816);
    vec3 b = vec3(-0.397, 0.112, -0.063);
    vec3 c = vec3(0.281, 0.309, 0.517);
    vec3 d = vec3(2.174, -0.509, 1.585);
    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);
}

[
  [0.853, 0.894, 0.816],
  [-0.397, 0.112, -0.063],
  [0.281, 0.309, 0.517],
  [2.174, -0.509, 1.585]
]