# #9bb5bb

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

## Values

- Hex: `#9bb5bb`
- RGB: rgb(155, 181, 187)
- HSL: hsl(191, 19%, 67%)
- OKLCH: oklch(0.755 0.03 213.2)
- Relative luminance: 0.436
- Nearest named color: Cool (#96b3b3, Δ 1.381) — https://brandsweets.com/colors/cool
- Moods: cool, muted
- Page: https://brandsweets.com/colors/9bb5bb

## Tints & shades

- Tints (toward white): #a4bcc1, #adc2c7, #b6c9cd, #bfd0d4, #cbd9dc, #d5e0e2, #dee6e8, #e7edee, #f0f4f5, #f9fbfb
- Shades (toward black): #89a8ae, #7398a0, #638992, #57787f, #4a676d, #3c5358, #304246, #233134, #151d1e, #080b0c

## Harmonies

- Complementary: #bba19b
- Analogous: #9bbbb1, #9ba5bb
- Triadic: #bb9bb5, #b5bb9b
- Split-complementary: #bb9ba5, #bbb19b
- Tetradic: #b19bbb, #bba19b, #a5bb9b

## Colors that go with #9bb5bb

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 that reads cleanly against #9bb5bb without the hard edge of pure #000. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Mercury (https://brandsweets.com/colors/brands/mercury-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Uber's brand system and Lexus's brand system put Blue beside #9bb5bb, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Lexus (https://brandsweets.com/colors/brands/lexus-com), Canva (https://brandsweets.com/colors/brands/canva-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com). — https://brandsweets.com/colors/blue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Midnight Luxe and Bramble put Champagne beside #9bb5bb, as that palette's text colour. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Bramble (https://brandsweets.com/palettes/muted#bramble), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #9bb5bb: 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), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #9bb5bb in 6 real palettes, including Cartier's brand system and Tiffany & Co.'s brand system, as the accent. Seen in: Cartier (https://brandsweets.com/colors/brands/cartier-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #9bb5bb: 4 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
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #9bb5bb in 4 real palettes, including Pine & Birch and Desert Road, as the lead colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Canopy (https://brandsweets.com/palettes/cool#canopy), Darkroom (https://brandsweets.com/palettes/muted#darkroom). — https://brandsweets.com/colors/hunter-green
- **Midnight Blue** #191970 [pool] — 7 real palettes, including First Snow and Open House put Midnight Blue beside #9bb5bb, as the text colour against it. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Open House (https://brandsweets.com/palettes/clean#open-house), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 2.16:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #597b82 (4.58:1); AA: background → #424242 (4.65:1); AAA: text → #425b61 (7.24:1); AAA: background → #262626 (7.01:1)
- On black (#000000): 9.72:1 — 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/9bb5bb-a2b6be-df4e7a-1f252d-e9f1ef?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: "#9bb5bb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.