Midnight blue to jade to faded purple gradient palette editor

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

background: linear-gradient(315deg, #311874 0.000%, #243c99 16.667%, #236d9f 33.333%, #309679 50.000%, #49a77b 66.667%, #6f99a0 83.333%, #a17297 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_hFrgFlgIhhDmgErgBlgBngJugY_gHagJEgI-?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="#311874" /><stop offset="0.167" stop-color="#243c99" /><stop offset="0.333" stop-color="#236d9f" /><stop offset="0.500" stop-color="#309679" /><stop offset="0.667" stop-color="#49a77b" /><stop offset="0.833" stop-color="#6f99a0" /><stop offset="1.000" stop-color="#a17297" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#311874", "#243c99", "#236d9f", "#309679", "#49a77b", "#6f99a0", "#a17297"]

// https://grabient.com/_hFrgFlgIhhDmgErgBlgBngJugY_gHagJEgI-?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(4.459, 0.357, 0.545);
    vec3 b = vec3(4.326, 0.299, 0.101);
    vec3 c = vec3(0.103, 0.622, 1.599);
    vec3 d = vec3(0.474, 0.580, 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);
}

[
  [4.459, 0.357, 0.545],
  [4.326, 0.299, 0.101],
  [0.103, 0.622, 1.599],
  [0.474, 0.580, 0.574]
]