# #90b5b6

A color — cool, muted. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#90b5b6`
- RGB: rgb(144, 181, 182)
- HSL: hsl(182, 21%, 64%)
- OKLCH: oklch(0.746 0.04 198.4)
- Relative luminance: 0.4235
- Nearest named color: Cool (#96b3b3, Δ 0.84) — https://brandsweets.com/colors/cool
- Moods: cool, muted
- Page: https://brandsweets.com/colors/90b5b6

## Tints & shades

- Tints (toward white): #99bbbd, #a6c4c5, #afcacb, #bbd2d3, #c4d8d9, #cededf, #dae6e7, #e3eded, #f0f5f5, #f9fbfb
- Shades (toward black): #7da9aa, #6b9d9e, #5d8c8e, #517a7b, #446869, #385556, #2c4344, #203131, #141e1f, #080c0c

## Harmonies

- Complementary: #b69190
- Analogous: #90b6a4, #90a2b6
- Triadic: #b690b5, #b5b690
- Split-complementary: #b690a2, #b6a490
- Tetradic: #a490b6, #b69190, #a2b690

## Colors that go with #90b5b6

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 #90b5b6: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Coastal (https://brandsweets.com/palettes/cool#coastal), Mercury (https://brandsweets.com/colors/brands/mercury-com). — https://brandsweets.com/colors/charcoal
- **Dark Salmon** #e9967a [harmony, pool: complementary] — Dark Salmon sits directly opposite #90b5b6 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/darksalmon
- **Blue** #0000ff [pool] — 5 real palettes, including Uber's brand system and Canva's brand system put Blue beside #90b5b6, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Canva (https://brandsweets.com/colors/brands/canva-com), Lexus (https://brandsweets.com/colors/brands/lexus-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Garden Wedding and Rain Garden put Blush Pink beside #90b5b6, as the supporting colour. Seen in: Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Estate (https://brandsweets.com/palettes/luxury#estate), Nursery (https://brandsweets.com/palettes/light#nursery). — https://brandsweets.com/colors/blush-pink
- **Burlywood** #deb887 [pool] — Burlywood is paired with #90b5b6 in 4 real palettes, including Polaroid and Chalkboard, as the accent. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Midnight Luxe and Bramble put Champagne beside #90b5b6, as that palette's text colour. Seen in: 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), Darkroom (https://brandsweets.com/palettes/muted#darkroom). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #90b5b6: 6 real palettes, including Clean Beauty and Riverbed, as the accent. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Dusk (https://brandsweets.com/palettes/cool#dusk), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #90b5b6 in 5 real palettes, including Tiffany & Co.'s brand system and Riot Games's brand system, as the supporting colour. Seen in: Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Cartier (https://brandsweets.com/colors/brands/cartier-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 2.22:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #537d7f (4.56:1); AA: background → #424242 (4.53:1); AAA: text → #3c5b5d (7.38:1); AAA: background → #242424 (7:1)
- On black (#000000): 9.47:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Polaroid** (vintage, light, muted, friendly) — #e08e79, #8fb3a9, #e9c46a, #fbf7ef, #33302c — Washed coral, faded aqua and a mustard — the 1970s film look, desaturated so it feels found rather than designed. — tool: https://brandsweets.com/palettes/new/e08e79-8fb3a9-e9c46a-fbf7ef-33302c — collection: https://brandsweets.com/palettes/vintage

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/90b5b6-a2babe-d45990-1f272d-e9f1ee?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: "#90b5b6" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.