# #89bbbe

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

## Values

- Hex: `#89bbbe`
- RGB: rgb(137, 187, 190)
- HSL: hsl(183, 29%, 64%)
- OKLCH: oklch(0.758 0.053 200.8)
- Relative luminance: 0.4458
- Nearest named color: Crystal Lake (#88b5c4, Δ 2.153) — https://brandsweets.com/colors/crystal-lake
- Moods: cool, muted
- Page: https://brandsweets.com/colors/89bbbe

## Tints & shades

- Tints (toward white): #92c1c3, #a0c8ca, #a9ced0, #b7d6d7, #c0dbdd, #cae1e2, #d8e8e9, #e1eeef, #eff6f6, #f8fbfb
- Shades (toward black): #75b0b3, #61a5a8, #539497, #488184, #3e6d70, #335a5c, #284748, #1d3335, #122021, #070d0d

## Harmonies

- Complementary: #be8b89
- Analogous: #89bea6, #89a1be
- Triadic: #be89bb, #bbbe89
- Split-complementary: #be89a1, #bea689
- Tetradic: #a689be, #be8b89, #a1be89

## Colors that go with #89bbbe

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 #89bbbe: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Coastal (https://brandsweets.com/palettes/cool#coastal), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Mercury (https://brandsweets.com/colors/brands/mercury-com). — https://brandsweets.com/colors/charcoal
- **Dark Salmon** #e9967a [harmony, pool: complementary] — Dark Salmon sits directly opposite #89bbbe 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] — 6 real palettes, including Uber's brand system and Canva's brand system put Blue beside #89bbbe, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Canva (https://brandsweets.com/colors/brands/canva-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Lexus (https://brandsweets.com/colors/brands/lexus-com). — https://brandsweets.com/colors/blue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Midnight Luxe and Bramble put Champagne beside #89bbbe, 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 #89bbbe: 5 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 #89bbbe 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), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Cartier (https://brandsweets.com/colors/brands/cartier-com). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #89bbbe in 5 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), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/darkolivegreen
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #89bbbe: 5 real palettes, including Max's brand system and Calm's brand system, as the supporting colour. Seen in: Max (https://brandsweets.com/colors/brands/max-com), Calm (https://brandsweets.com/colors/brands/calm-com), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 2.12:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #477d80 (4.65:1); AA: background → #454545 (4.53:1); AAA: text → #355d5f (7.29:1); AAA: background → #262626 (7.15:1)
- On black (#000000): 9.92:1 — 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/89bbbe-a2b9be-d4598e-1f262d-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: "#89bbbe" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.