# #89b2b3

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

## Values

- Hex: `#89b2b3`
- RGB: rgb(137, 178, 179)
- HSL: hsl(181, 22%, 62%)
- OKLCH: oklch(0.734 0.044 198.1)
- Relative luminance: 0.4041
- Nearest named color: Cool (#96b3b3, Δ 1.64) — https://brandsweets.com/colors/cool
- Moods: cool, muted
- Page: https://brandsweets.com/colors/89b2b3

## Tints & shades

- Tints (toward white): #95bbbb, #9fc1c1, #abc9c9, #b4cfcf, #c1d7d7, #cddfdf, #d7e5e5, #e3eded, #ecf3f3, #f9fbfb
- Shades (toward black): #76a7a7, #639b9c, #5a8b8c, #4e7979, #426667, #365354, #2a4141, #203132, #141f1f, #080c0c

## Harmonies

- Complementary: #b38989
- Analogous: #89b39f, #899db3
- Triadic: #b389b3, #b3b389
- Split-complementary: #b3899d, #b39f89
- Tetradic: #9f89b3, #b38989, #9db389

## Colors that go with #89b2b3

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 #89b2b3: softer than #000 and cool enough to feel like part of the same palette. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Harbour (https://brandsweets.com/palettes/cool#harbour), N26 (https://brandsweets.com/colors/brands/n26-com), Mercury (https://brandsweets.com/colors/brands/mercury-com). — https://brandsweets.com/colors/charcoal
- **Dark Salmon** #e9967a [harmony, pool: complementary] — Dark Salmon sits directly opposite #89b2b3 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 Canva's brand system and Uber's brand system put Blue beside #89b2b3, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Uber (https://brandsweets.com/colors/brands/uber-com), Lexus (https://brandsweets.com/colors/brands/lexus-com), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Burlywood** #deb887 [pool] — Burlywood is paired with #89b2b3 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 Forest Floor put Champagne beside #89b2b3, as that palette's text colour. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Bramble (https://brandsweets.com/palettes/muted#bramble), Darkroom (https://brandsweets.com/palettes/muted#darkroom). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #89b2b3: 6 real palettes, including Riverbed and Clean Beauty, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), 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 #89b2b3 in 5 real palettes, including Riot Games's brand system and Tiffany & Co.'s brand system, as the supporting colour. Seen in: Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Cartier (https://brandsweets.com/colors/brands/cartier-com), JBL (https://brandsweets.com/colors/brands/jbl-com). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #89b2b3 in 4 real palettes, including Oatmeal and Olive Grove, as the lead colour. Seen in: Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 2.31:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #507c7c (4.65:1); AA: background → #3d3d3d (4.7:1); AAA: text → #3c5d5d (7.2:1); AAA: background → #1f1f1f (7.13:1)
- On black (#000000): 9.08:1 — 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/89b2b3-a2babe-d45992-1f272d-e9f1ed?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: "#89b2b3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.