# #cff551

A color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#cff551`
- RGB: rgb(207, 245, 81)
- HSL: hsl(74, 89%, 64%)
- OKLCH: oklch(0.913 0.189 121.5)
- Relative luminance: 0.7916
- Nearest named color: Cucumber Milk (#c2f177, Δ 3.689) — https://brandsweets.com/colors/cucumber-milk
- Moods: vivid
- Page: https://brandsweets.com/colors/cff551

## Tints & shades

- Tints (toward white): #d3f660, #d8f773, #dcf882, #e2f995, #e6faa3, #eafbb2, #effcc5, #f3fcd4, #f8fee7, #fcfef5
- Shades (toward black): #c7f335, #bff218, #adde0d, #96c10b, #80a40a, #698708, #536a06, #3c4d04, #263003, #0f1301

## Harmonies

- Complementary: #7851f5
- Analogous: #f5c951, #7df551
- Triadic: #51cff5, #f551cf
- Split-complementary: #517df5, #c951f5
- Tetradic: #51f5c9, #7851f5, #f5517d

## Colors that go with #cff551

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Blue** #0000ff [pool] — 4 real palettes, including Robinhood's brand system and Snapchat's brand system put Blue beside #cff551, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #cff551: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #cff551 in 7 real palettes, including Ferrari's brand system and Wise's brand system, as the lead colour. Seen in: Ferrari (https://brandsweets.com/colors/brands/ferrari-com), Wise (https://brandsweets.com/colors/brands/wise-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise). — https://brandsweets.com/colors/crimson
- **Red** #ff0000 [pool] — Red is paired with #cff551 in 5 real palettes, including Heineken's brand system and Wise's brand system, as the accent. Seen in: Heineken (https://brandsweets.com/colors/brands/heineken-com), Wise (https://brandsweets.com/colors/brands/wise-com), Paddle (https://brandsweets.com/colors/brands/paddle-com), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/red
- **Taupe** #483c32 [pool] — Taupe is paired with #cff551 in 7 real palettes, including Calvin Klein's brand system and Tommy Hilfiger's brand system, as the lead colour. Seen in: Calvin Klein (https://brandsweets.com/colors/brands/calvinklein-us), Tommy Hilfiger (https://brandsweets.com/colors/brands/tommy-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/taupe
- **Tomato** #ff6347 [pool] — 4 real palettes, including Crayon Box and Night Market put Tomato beside #cff551, as the lead colour. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Night Market (https://brandsweets.com/palettes/vivid#night-market), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/tomato
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #cff551 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/plum
- **Violet** #ee82ee [harmony, pool: split] — Violet is a split-complement of #cff551: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.25:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #627d07 (4.71:1); AA: background → #666666 (4.6:1); AAA: text → #4b6006 (7.06:1); AAA: background → #4a4a4a (7.1:1)
- On black (#000000): 16.83:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/cff551-b4bea2-4e72df-242d1f-f1efe9?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#cff551" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.