Gradient maker
Same stops, three spaces
Click a bar to interpolate there. The number is how much chroma survives at the dullest point.
Grey/white endpoints carry the other stop's hue (powerless hue), so green→white stays green.
Contrast along the line
WCAG ratio for white and black ink at every point. Shaded = below 4.5:1 for black ink. The marker is the exact worst point.
Easing
Stops are not evenly spaced. x = stop position, y = mix amount. Baked into 12–16 stops, or one colour-hint when that is within 0.02.
Derive from a palette or brand
Paste hexes (primary first) or a public brand slug. Every type is a pure function of the palette — the same contact sheet an agent gets from brand_gradients.
Export
CSS with the interpolation space, Tailwind v4, SVG with correct geometry, a DTCG token, and the PNG.
Apply this to a brand → sign in
.gradient {
background-image: linear-gradient(90deg, #1c92d2 0%, #369ad6 7.14%, #49a1d9 14.29%, #59a9dd 21.43%, #69b1e0 28.57%, #77b8e3 35.71%, #86c0e7 42.86%, #93c7ea 50%, #a1cfed 57.14%, #afd7f0 64.29%, #bcdef3 71.43%, #cae6f6 78.57%, #d7edf9 85.71%, #e5f5fb 92.86%, #f2fcfe 100%);
background-image: linear-gradient(90deg in oklab, #1c92d2 0%, #f2fcfe 100%);
}Point any MCP client at the shared gradients endpoint and your agent gets the same engine as this page — make_gradient returns CSS with the interpolation space, Tailwind v4, SVG, a PNG URL, a DTCG token and the contrast report in one call; brand_gradients derives the whole contact sheet from a brand or a palette. Read-only, no key. Every gradient is a /gradients/new/… link: open it, refine, paste it back.
https://mcp.brandsweets.com/gradients/mcpclaude mcp add --transport http brandsweets-gradients https://mcp.brandsweets.com/gradients/mcp
›derive a hero gradient from #635bff and #00d4ff that passes AA for white text
https://brandsweets.com/gradients/new/v1.1c92d2-f2fcfe?a=90
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