Gradient palette editor — #164c45 to #e9ff80

/* https://grabient.com/_gILgFXgGBgHTgSMgB5gFegBngV4gItgLogIp?style=linearGradient&steps=7&angle=135 */

background: linear-gradient(135deg, #164c45 0.000%, #2c6c69 16.667%, #4e8c81 33.333%, #78ab62 50.000%, #a3c943 66.667%, #cbe65c 83.333%, #e9ff80 100.000%);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400" preserveAspectRatio="none">
            <!-- https://grabient.com/_gILgFXgGBgHTgSMgB5gFegBngV4gItgLogIp?style=linearGradient&steps=7&angle=135 -->
            <defs>
              <linearGradient id="gradient" x1="0.146" y1="0.146" x2="0.854" y2="0.854">
        <stop offset="0.000" stop-color="#164c45" /><stop offset="0.167" stop-color="#2c6c69" /><stop offset="0.333" stop-color="#4e8c81" /><stop offset="0.500" stop-color="#78ab62" /><stop offset="0.667" stop-color="#a3c943" /><stop offset="0.833" stop-color="#cbe65c" /><stop offset="1.000" stop-color="#e9ff80" />
              </linearGradient>
            </defs>
            <rect x="0" y="0" width="800" height="400" fill="url(#gradient)" />
          </svg>

["#164c45", "#2c6c69", "#4e8c81", "#78ab62", "#a3c943", "#cbe65c", "#e9ff80"]

// https://grabient.com/_gILgFXgGBgHTgSMgB5gFegBngV4gItgLogIp?style=linearGradient&steps=7&angle=135
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 7.0;
const float ANGLE = 135.0;

vec3 palette(float t) {
    vec3 a = vec3(0.523, 0.343, 0.385);
    vec3 b = vec3(0.467, 1.164, 0.121);
    vec3 c = vec3(0.350, 0.103, 1.400);
    vec3 d = vec3(0.557, 0.744, 0.553);
    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);
}

[
  [0.523, 0.343, 0.385],
  [0.467, 1.164, 0.121],
  [0.350, 0.103, 1.400],
  [0.557, 0.744, 0.553]
]