# #b1b404

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

## Values

- Hex: `#b1b404`
- RGB: rgb(177, 180, 4)
- HSL: hsl(61, 96%, 36%)
- OKLCH: oklch(0.743 0.163 111)
- Relative luminance: 0.42
- Nearest named color: Citrus (#9fb70a, Δ 2.526) — https://brandsweets.com/colors/citrus
- Moods: vivid
- Page: https://brandsweets.com/colors/b1b404

## Tints & shades

- Tints (toward white): #ced204, #ecf005, #f7fa1e, #f8fb3c, #f9fc5a, #fafc78, #fbfd96, #fcfeb9, #fefed7, #fffff5
- Shades (toward black): #a2a503, #939603, #808203, #717302, #626402, #545502, #454601, #313201, #222301, #141400

## Harmonies

- Complementary: #0704b4
- Analogous: #b45f04, #59b404
- Triadic: #04b1b4, #b404b1
- Split-complementary: #0459b4, #5f04b4
- Tetradic: #04b45f, #0704b4, #b40459

## Colors that go with #b1b404

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 #b1b404: 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), Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Coastal (https://brandsweets.com/palettes/cool#coastal), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/charcoal
- **Lilac** #c8a2c8 [harmony, pool: complementary] — Lilac sits directly opposite #b1b404 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 Minecraft's brand system and League of Legends's brand system put Blue beside #b1b404, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Binance (https://brandsweets.com/colors/brands/binance-com), Lexus (https://brandsweets.com/colors/brands/lexus-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #b1b404: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gopro (https://brandsweets.com/colors/brands/gopro-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/cornflowerblue
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #b1b404 in 4 real palettes, including Forest Floor and Undergrowth, as the supporting colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b1b404: 5 real palettes, including Open House and Wikipedia's brand system, as the lead colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Gopro (https://brandsweets.com/colors/brands/gopro-com), Guinness (https://brandsweets.com/colors/brands/guinness-com). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #b1b404 in 4 real palettes, including Disney's brand system and Chevrolet's brand system, as the lead colour. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Chevrolet (https://brandsweets.com/colors/brands/chevrolet-com), Guinness (https://brandsweets.com/colors/brands/guinness-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org). — https://brandsweets.com/colors/royalblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #b1b404: 5 real palettes, including Garden Wedding and Scale AI's brand system, as the lead colour. Seen in: Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Scale AI (https://brandsweets.com/colors/brands/scale-com), Polaroid (https://brandsweets.com/palettes/light#polaroid), Graphite (https://brandsweets.com/palettes/technical#graphite). — https://brandsweets.com/colors/sage-green

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

- On white (#ffffff): 2.23:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #767802 (4.71:1); AA: background → #404040 (4.64:1); AAA: text → #585a02 (7.3:1); AAA: background → #212121 (7.21:1)
- On black (#000000): 9.4:1 — 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/b1b404-babea2-4e92df-272d1f-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: "#b1b404" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.