Light blue to pale purple to plum gradient palette editor

/* https://grabient.com/_gNKgL0gN_gDXgCXgAZgFjgGZgUqgG1gC3gPY?style=linearGradient&steps=7&angle=315 */

background: linear-gradient(315deg, #a4d1eb 0.000%, #a0c0e6 16.667%, #a3b1df 33.333%, #ada4e0 50.000%, #bd9ce8 66.667%, #d19bea 83.333%, #e5a1e2 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gNKgL0gN_gDXgCXgAZgFjgGZgUqgG1gC3gPY?style=linearGradient&steps=7&angle=315 -->
            <defs>
              <linearGradient id="gradient" x1="0.854" y1="0.854" x2="0.146" y2="0.146">
        <stop offset="0.000" stop-color="#a4d1eb" /><stop offset="0.167" stop-color="#a0c0e6" /><stop offset="0.333" stop-color="#a3b1df" /><stop offset="0.500" stop-color="#ada4e0" /><stop offset="0.667" stop-color="#bd9ce8" /><stop offset="0.833" stop-color="#d19bea" /><stop offset="1.000" stop-color="#e5a1e2" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#a4d1eb", "#a0c0e6", "#a3b1df", "#ada4e0", "#bd9ce8", "#d19bea", "#e5a1e2"]

// https://grabient.com/_gNKgL0gN_gDXgCXgAZgFjgGZgUqgG1gC3gPY?style=linearGradient&steps=7&angle=315
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 7.0;
const float ANGLE = 315.0;

vec3 palette(float t) {
    vec3 a = vec3(0.842, 0.756, 0.895);
    vec3 b = vec3(0.215, 0.151, 0.025);
    vec3 c = vec3(0.355, 0.409, 1.322);
    vec3 d = vec3(0.437, 0.183, 0.984);
    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);
}

[
  [0.842, 0.756, 0.895],
  [0.215, 0.151, 0.025],
  [0.355, 0.409, 1.322],
  [0.437, 0.183, 0.984]
]