# #b4c313

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

## Values

- Hex: `#b4c313`
- RGB: rgb(180, 195, 19)
- HSL: hsl(65, 82%, 42%)
- OKLCH: oklch(0.779 0.174 115.3)
- Relative luminance: 0.4878
- Nearest named color: Celery (#b4c04c, Δ 3.363) — https://brandsweets.com/colors/celery
- Moods: vivid
- Page: https://brandsweets.com/colors/b4c313

## Tints & shades

- Tints (toward white): #cedf16, #d9e925, #deec41, #e2ee58, #e7f174, #ecf490, #f0f6a7, #f5f9c3, #f9fbda, #fdfef6
- Shades (toward black): #a3b011, #929e10, #85900e, #747d0c, #636b0b, #525809, #404607, #343806, #222504, #111302

## Harmonies

- Complementary: #2213c3
- Analogous: #c37a13, #5cc313
- Triadic: #13b4c3, #c313b4
- Split-complementary: #135cc3, #7a13c3
- Tetradic: #13c37a, #2213c3, #c3135c

## Colors that go with #b4c313

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

- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #b4c313: 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), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/cornflowerblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #b4c313: 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), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #b4c313 in 5 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), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #b4c313 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), 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 #b4c313: 6 real palettes, including Wikipedia's brand system and Open House, as the supporting colour. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Open House (https://brandsweets.com/palettes/clean#open-house), Walmart (https://brandsweets.com/colors/brands/walmart-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #b4c313 in 4 real palettes, including Disney's brand system and Walmart's brand system, as the lead colour. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/royalblue
- **Rust** #b7410e [pool] — Rust shows up next to #b4c313 in 4 real palettes, including Noir Beauty and Trailhead, as the accent. Seen in: Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Garnet (https://brandsweets.com/palettes/warm#garnet), Harvest (https://brandsweets.com/palettes/warm#harvest). — https://brandsweets.com/colors/rust
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #b4c313: 4 real palettes, including Scale AI's brand system and Polaroid, as the supporting colour. Seen in: Scale AI (https://brandsweets.com/colors/brands/scale-com), Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/sage-green

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

- On white (#ffffff): 1.95:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #70790c (4.74:1); AA: background → #4a4a4a (4.54:1); AAA: text → #565d09 (7.08:1); AAA: background → #2b2b2b (7.25:1)
- On black (#000000): 10.76:1 — 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/b4c313-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: "#b4c313" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.