# Perfect Blue gradient

Perfect Blue is a blue gradient from WebGradients (MIT), rendered in OKLab.

### Perfect Blue

- Slug: `perfect-blue` · Page: https://brandsweets.com/gradients/perfect-blue
- Stops: #3d4e81 @0%, #5753c9 @48%, #6e7ff3 @100% · angle 135° · source webgradients
- Families: blue · Moods: cool, monochrome, ocean
- CSS: `linear-gradient(135deg in oklab, #3d4e81 0%, #5753c9 48%, #6e7ff3 100%)`
- Tailwind: `bg-linear-to-br/oklab from-[#3d4e81] via-[#5753c9] via-48% to-[#6e7ff3]`
- Contrast (worst point): white 3.50:1 AA-large · black 2.60:1 fail · banding high
- Maker: https://brandsweets.com/gradients/new/v1.3d4e81_0-5753c9_48-6e7ff3_100?a=135
- Colors: https://brandsweets.com/colors/3d4e81, https://brandsweets.com/colors/5753c9, https://brandsweets.com/colors/6e7ff3

## The same stops in other spaces

- sRGB (the source's own look): `linear-gradient(135deg in srgb, #3d4e81 0%, #5753c9 48%, #6e7ff3 100%)`
- OKLCH shorter hue: `linear-gradient(135deg in oklch shorter hue, #3d4e81 0%, #5753c9 48%, #6e7ff3 100%)`

Family pages: https://brandsweets.com/gradients/blue

## Gradient maker

Every maker URL is the gradient's state: `/gradients/new/v1.<hex>-<hex>[_pos]?a=135&in=oklch&hue=shorter&e=soft&g=8`. Hand one to a human, let them refine, and read the link they return.

## Connect an agent

Point any MCP client at the BrandSweets gradients endpoint for the same engine and corpus:

- Endpoint: https://mcp.brandsweets.com/gradients/mcp
- Tools: `make_gradient` (2–5 colours → CSS with the interpolation space, Tailwind v4, SVG, PNG URL, DTCG token + the contrast/banding/gamut report), `brand_gradients` (brand slug or palette → brand gradient, hero, button, variants).
- Resource: `gradients://corpus` — the whole bundled corpus as JSON.