# #bfcf17

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

## Values

- Hex: `#bfcf17`
- RGB: rgb(191, 207, 23)
- HSL: hsl(65, 80%, 45%)
- OKLCH: oklch(0.815 0.181 115.3)
- Relative luminance: 0.5576
- Nearest named color: Badass Grass (#b4da55, Δ 3.585) — https://brandsweets.com/colors/badass-grass
- Moods: vivid
- Page: https://brandsweets.com/colors/bfcf17

## Tints & shades

- Tints (toward white): #d5e619, #dae935, #deeb4c, #e2ee63, #e7f17e, #ebf395, #f0f6ac, #f4f8c3, #f9fbdf, #fdfef6
- Shades (toward black): #aebc15, #9daa13, #8c9711, #7b850f, #6a730d, #555c0a, #444908, #333706, #222504, #111202

## Harmonies

- Complementary: #2617cf
- Analogous: #cf8217, #63cf17
- Triadic: #17bfcf, #cf17bf
- Split-complementary: #1763cf, #8217cf
- Tetradic: #17cf82, #2617cf, #cf1763

## Colors that go with #bfcf17

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

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #bfcf17: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Coastal (https://brandsweets.com/palettes/cool#coastal), Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #bfcf17: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #bfcf17 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/deepskyblue
- **Crimson** #dc143c [pool] — Crimson is paired with #bfcf17 in 7 real palettes, including Wise's brand system and Tabloid, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Lay's (https://brandsweets.com/colors/brands/lays-com), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #bfcf17: 8 real palettes, including Wikipedia's brand system and Walmart's brand system, as the supporting colour. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Walmart (https://brandsweets.com/colors/brands/walmart-com), LEGO (https://brandsweets.com/colors/brands/lego-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #bfcf17: 4 real palettes, including Miro's brand system and Google's brand system, as the accent. Seen in: Miro (https://brandsweets.com/colors/brands/miro-com), Google (https://brandsweets.com/colors/brands/google-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/dodgerblue
- **Red** #ff0000 [pool] — Red is paired with #bfcf17 in 5 real palettes, including Wise's brand system and Wired's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Wired (https://brandsweets.com/colors/brands/wired-com), Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/red
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #bfcf17: 4 real palettes, including Wired's brand system and Lemon Squeezy's brand system, as the lead colour. Seen in: Wired (https://brandsweets.com/colors/brands/wired-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/steelblue

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

- On white (#ffffff): 1.73:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #737c0e (4.55:1); AA: background → #525252 (4.52:1); AAA: text → #555c0a (7.19:1); AAA: background → #333333 (7.31:1)
- On black (#000000): 12.15:1 — 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/bfcf17-b8bea2-4e88df-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: "#bfcf17" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.