# #b9d378

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

## Values

- Hex: `#b9d378`
- RGB: rgb(185, 211, 120)
- HSL: hsl(77, 51%, 65%)
- OKLCH: oklch(0.827 0.12 122.1)
- Relative luminance: 0.5826
- Nearest named color: Alligator Alley (#c5d17b, Δ 1.744) — https://brandsweets.com/colors/alligator-alley
- Moods: neutral
- Page: https://brandsweets.com/colors/b9d378

## Tints & shades

- Tints (toward white): #bfd784, #c7dc93, #cde09f, #d3e4aa, #dbe9ba, #e1ecc5, #e7f0d1, #edf4dc, #f5f9ec, #fbfdf7
- Shades (toward black): #aecc61, #a2c44a, #92b53b, #809e33, #6d872c, #576c23, #44551b, #323e14, #1f270c, #0c0f05

## Harmonies

- Complementary: #9278d3
- Analogous: #d3c078, #8cd378
- Triadic: #78b9d3, #d378b9
- Split-complementary: #788cd3, #c078d3
- Tetradic: #78d3c0, #9278d3, #d3788c

## Colors that go with #b9d378

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 #b9d378: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Canopy (https://brandsweets.com/palettes/cool#canopy), Disney (https://brandsweets.com/colors/brands/disney-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/charcoal
- **Sky Blue** #87ceeb [harmony, pool: triadic] — Sky Blue completes a triad with #b9d378 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Oatly (https://brandsweets.com/colors/brands/oatly-com), Still Water (https://brandsweets.com/palettes/cool#still-water), Pastel Pop (https://brandsweets.com/palettes/playful#pastel-pop). — https://brandsweets.com/colors/skyblue
- **Lilac** #c8a2c8 [harmony, pool: complementary] — Lilac sits directly opposite #b9d378 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), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/lilac
- **Blue** #0000ff [pool] — 4 real palettes, including Binance's brand system and Bumble's brand system put Blue beside #b9d378, as the accent. Seen in: Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #b9d378: 4 real palettes, including Coastal and Diner, as the lead colour. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Diner (https://brandsweets.com/palettes/vivid#diner), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Coffee Bar and Midnight Luxe put Champagne beside #b9d378, as that palette's text colour. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Bramble (https://brandsweets.com/palettes/muted#bramble), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/champagne
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #b9d378: 4 real palettes, including NBA's brand system and Blueprint, as the accent. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #b9d378 in 9 real palettes, including Wise's brand system and Diner, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Diner (https://brandsweets.com/palettes/vivid#diner), Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 1.66:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #677f29 (4.52:1); AA: background → #545454 (4.56:1); AAA: text → #4b5c1e (7.37:1); AAA: background → #383838 (7.06:1)
- On black (#000000): 12.65:1 — 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/b9d378-b3bea2-4e6bdf-232d1f-f1efe9?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: "#b9d378" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.