# #cfe50b

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

## Values

- Hex: `#cfe50b`
- RGB: rgb(207, 229, 11)
- HSL: hsl(66, 91%, 47%)
- OKLCH: oklch(0.875 0.2 116.6)
- Relative luminance: 0.6933
- Nearest named color: Bitter Lemon (#d2db32, Δ 3.131) — https://brandsweets.com/colors/bitter-lemon
- Moods: vivid
- Page: https://brandsweets.com/colors/cfe50b

## Tints & shades

- Tints (toward white): #def415, #e1f52e, #e5f646, #e8f75e, #ecf97b, #f0fa94, #f3fbac, #f7fcc5, #fafddd, #fefff5
- Shades (toward black): #bdd10a, #a7b909, #96a608, #849207, #737f06, #5d6605, #4b5304, #393f03, #232702, #121301

## Harmonies

- Complementary: #210be5
- Analogous: #e58e0b, #62e50b
- Triadic: #0bcfe5, #e50bcf
- Split-complementary: #0b62e5, #8e0be5
- Tetradic: #0be58e, #210be5, #e50b62

## Colors that go with #cfe50b

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 Binance's brand system put Blue beside #cfe50b, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #cfe50b: 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), Lido (https://brandsweets.com/palettes/vivid#lido), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #cfe50b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #cfe50b in 8 real palettes, including Wise's brand system and Lay's's brand system, as the accent. Seen in: 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), Ferrari (https://brandsweets.com/colors/brands/ferrari-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #cfe50b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #cfe50b: 7 real palettes, including Ikea's brand system and LEGO's brand system, as the accent. Seen in: Ikea (https://brandsweets.com/colors/brands/ikea-com), LEGO (https://brandsweets.com/colors/brands/lego-com), FIFA (https://brandsweets.com/colors/brands/fifa-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #cfe50b: 4 real palettes, including Star Wars's brand system and Miro's brand system, as the supporting colour. Seen in: Star Wars (https://brandsweets.com/colors/brands/starwars-com), Miro (https://brandsweets.com/colors/brands/miro-com), JetBrains (https://brandsweets.com/colors/brands/jetbrains-com), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/dodgerblue
- **Red** #ff0000 [pool] — Red is paired with #cfe50b in 6 real palettes, including Wise's brand system and Paddle's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Paddle (https://brandsweets.com/colors/brands/paddle-com), Heineken (https://brandsweets.com/colors/brands/heineken-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

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

- On white (#ffffff): 1.41:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6e7a06 (4.72:1); AA: background → #5e5e5e (4.59:1); AAA: text → #545d04 (7.13:1); AAA: background → #424242 (7.11:1)
- On black (#000000): 14.87:1 — 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/cfe50b-b8bea2-4e86df-262d1f-f1eee9?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: "#cfe50b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.