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(135deg, #fffa9d 0%, #fff897 3.57%, #fef691 7.14%, #fef48b 10.71%, #fef285 14.29%, #fdf07f 17.86%, #fdee79 21.43%, #fdec72 25%, #fdea6b 28.57%, #fde864 32.14%, #fde65c 35.71%, #fde454 39.29%, #fde14b 42.86%, #fddf41 46.43%, #fddd35 50%, #f9d932 53.57%, #f4d52f 57.14%, #f0d02c 60.71%, #eccc29 64.29%, #e7c826 67.86%, #e3c423 71.43%, #dfc020 75%, #dabb1c 78.57%, #d6b719 82.14%, #d2b315 85.71%, #ceaf10 89.29%, #c9ab0b 92.86%, #c5a705 96.43%, #c1a300 100%);
background-image: linear-gradient(135deg in oklch shorter hue, #fffa9d 0%, #fddd35 50%, #c1a300 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.fffa9d-fddd35-c1a300?a=135&in=oklch&hue=shorter
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