# #b9efdd

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

## Values

- Hex: `#b9efdd`
- RGB: rgb(185, 239, 221)
- HSL: hsl(160, 63%, 83%)
- OKLCH: oklch(0.91 0.06 172.5)
- Relative luminance: 0.7727
- Nearest named color: Fresh Breeze (#beeddc, Δ 0.698) — https://brandsweets.com/colors/fresh-breeze
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/b9efdd

## Tints & shades

- Tints (toward white): #c1f1e1, #c5f2e3, #cdf4e7, #d1f5e9, #daf7ed, #def7ef, #e6f9f3, #eafaf5, #f3fcf9, #f7fdfb
- Shades (toward black): #97e7cd, #76e0bd, #55d8ac, #33d19c, #2ab788, #22966f, #1a7456, #13533e, #0b3225, #04110c

## Harmonies

- Complementary: #efb8cb
- Analogous: #b8efc1, #b8e6ef
- Triadic: #ddb8ef, #efddb8
- Split-complementary: #efb8e6, #efc1b8
- Tetradic: #c1b8ef, #efb8cb, #e6efb8

## Colors that go with #b9efdd

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 text near-black for #b9efdd: softer than #000 and cool enough to feel like part of the same palette. Seen in: Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Emerald Green** #50c878 [harmony, pool: analogous] — Emerald Green is #b9efdd's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Supabase (https://brandsweets.com/colors/brands/supabase), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Playground (https://brandsweets.com/palettes/bold#playground), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/emerald-green
- **Lilac** #c8a2c8 [harmony, pool: complementary] — Lilac sits directly opposite #b9efdd 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), First Snow (https://brandsweets.com/palettes/cool#first-snow), Crypto.com (https://brandsweets.com/colors/brands/crypto-com), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk). — https://brandsweets.com/colors/lilac
- **Plum** #dda0dd [harmony, pool: split] — Plum is a split-complement of #b9efdd: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom), Netlify (https://brandsweets.com/colors/brands/netlify-com), Mercury (https://brandsweets.com/colors/brands/mercury-com), NYX Cosmetics (https://brandsweets.com/colors/brands/nyxcosmetics-com). — https://brandsweets.com/colors/plum
- **Amber** #ffbf00 [pool] — Amber is paired with #b9efdd in 21 real palettes, including Blueprint and Trailhead, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Dropbox's brand system and Alaska Airlines's brand system put Blue beside #b9efdd, as the accent. Seen in: Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Binance (https://brandsweets.com/colors/brands/binance-com), Uber (https://brandsweets.com/colors/brands/uber-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #b9efdd in 12 real palettes, including Gemstone and ClickUp's brand system, as the supporting colour. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), ClickUp (https://brandsweets.com/colors/brands/clickup-com), Fly.io (https://brandsweets.com/colors/brands/fly-io), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com). — https://brandsweets.com/colors/blueviolet
- **Blush Pink** #e8b4b8 [pool] — 7 real palettes, including Nursery and Estate put Blush Pink beside #b9efdd, as the lead colour. Seen in: Nursery (https://brandsweets.com/palettes/light#nursery), Estate (https://brandsweets.com/palettes/luxury#estate), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/blush-pink

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

- On white (#ffffff): 1.28:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1e8563 (4.57:1); AA: background → #636363 (4.71:1); AAA: text → #17644a (7.1:1); AAA: background → #474747 (7.28:1)
- On black (#000000): 16.45:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- clean: https://brandsweets.com/fonts/mood/clean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/b9efdd-a2beb8-d459be-1f2c2d-e9f1eb?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: "#b9efdd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.