Diner
Open in tool →Cherry red, mint-teal and butter yellow — chrome-and-vinyl retro; the red does the work, the teal cools it.
Color
#f9d253rgb(249, 210, 83)hsl(46, 93%, 65%)oklch(0.875 0.148 91.8)Charcoal, Cornflower Blue and Deep Sky Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Cornflower Blue sits directly opposite #f9d253 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Deep Sky Blue is a split-complement of #f9d253: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Crimson is paired with #f9d253 in 8 real palettes, including Diner and Wells Fargo's brand system, as the lead colour.
Designers have shipped Denim with #f9d253: 9 real palettes, including FIFA's brand system and McDonald's's brand system, as the supporting colour.
Designers have shipped Dodger Blue with #f9d253: 6 real palettes, including Star Wars's brand system and Miro's brand system, as the supporting colour.
4 real palettes, including FIFA's brand system and Southwest Airlines's brand system put Midnight Blue beside #f9d253, as the lead colour.
Orange Red is paired with #f9d253 in 5 real palettes, including Google's brand system and Heatwave, as the supporting colour.
| #f9d253 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.46:1 | fail | fail | fail | |
Aaon black | 14.37:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f9d253 as the background.
Cherry red, mint-teal and butter yellow — chrome-and-vinyl retro; the red does the work, the teal cools it.
Orange, lime leaf and lemon — a citrus palette that reads fresh, for drinks, produce and anything seasonal.
#f9d253 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #f9d253 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/f9d253-c4bf9c-62adcb-2a2d1f-f1ece9?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md