# #c4b421

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#c4b421`
- RGB: rgb(196, 180, 33)
- HSL: hsl(54, 71%, 45%)
- OKLCH: oklch(0.76 0.152 102.6)
- Relative luminance: 0.4449
- Nearest named color: Celery (#b4c04c, Δ 3.636) — https://brandsweets.com/colors/celery
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/c4b421

## Tints & shades

- Tints (toward white): #dac825, #decf3f, #e2d455, #e6da6b, #eae085, #eee69b, #f2ebb1, #f5f1c6, #faf7e0, #fefdf6
- Shades (toward black): #b3a41e, #a1941b, #908418, #7e7415, #6d6412, #57500f, #46400c, #343009, #232006, #111003

## Harmonies

- Complementary: #2132c4
- Analogous: #c46221, #83c421
- Triadic: #21c4b4, #b421c4
- Split-complementary: #2183c4, #6221c4
- Tetradic: #21c462, #2132c4, #c42183

## Colors that go with #c4b421

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 #c4b421: 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), Campus (https://brandsweets.com/palettes/friendly#campus), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: split] — Deep Sky Blue is a split-complement of #c4b421: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/deepskyblue
- **Lilac** #c8a2c8 [harmony, pool: complementary] — Lilac sits directly opposite #c4b421 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/lilac
- **Blue** #0000ff [pool] — 4 real palettes, including Binance's brand system and League of Legends's brand system put Blue beside #c4b421, as the accent. Seen in: Binance (https://brandsweets.com/colors/brands/binance-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Lexus (https://brandsweets.com/colors/brands/lexus-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #c4b421: 4 real palettes, including Open House and Coastal, as the supporting colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Coastal (https://brandsweets.com/palettes/cool#coastal), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 6 real palettes, including Midnight Luxe and Forest Floor put Champagne beside #c4b421, as that palette's text colour. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Bramble (https://brandsweets.com/palettes/muted#bramble), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #c4b421: 5 real palettes, including Gopro's brand system and Ahrefs's brand system, as the supporting colour. Seen in: Gopro (https://brandsweets.com/colors/brands/gopro-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-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
- **Crimson** #dc143c [pool] — Crimson is paired with #c4b421 in 6 real palettes, including Tequila Sunrise and McDonald's's brand system, as the lead colour. Seen in: Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 2.12:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #837816 (4.5:1); AA: background → #454545 (4.52:1); AAA: text → #605810 (7.24:1); AAA: background → #262626 (7.13:1)
- On black (#000000): 9.9:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/c4b421-bebea2-4ea2df-292d1f-f1ede9?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: "#c4b421" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.