# #90a1bb

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

## Values

- Hex: `#90a1bb`
- RGB: rgb(144, 161, 187)
- HSL: hsl(216, 24%, 65%)
- OKLCH: oklch(0.705 0.043 258.8)
- Relative luminance: 0.3501
- Nearest named color: Pewter (#8ba8b7, Δ 2.273) — https://brandsweets.com/colors/pewter
- Moods: cool, muted
- Page: https://brandsweets.com/colors/90a1bb

## Tints & shades

- Tints (toward white): #9aa9c1, #a6b4c9, #b0bccf, #b9c4d4, #c6cfdc, #d0d7e2, #d9dfe8, #e3e7ee, #eff2f5, #f9fafb
- Shades (toward black): #7d91b0, #6a81a4, #5b7295, #4f6482, #44556f, #364459, #2b3546, #1f2733, #131820, #080a0d

## Harmonies

- Complementary: #bbaa90
- Analogous: #90b7bb, #9590bb
- Triadic: #bb90a1, #a1bb90
- Split-complementary: #bb9590, #b7bb90
- Tetradic: #bb90b7, #bbaa90, #90bb95

## Colors that go with #90a1bb

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 #90a1bb: 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), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Mercury (https://brandsweets.com/colors/brands/mercury-com), Harbour (https://brandsweets.com/palettes/cool#harbour). — https://brandsweets.com/colors/charcoal
- **Sand** #c2b280 [harmony, pool: complementary] — Sand sits directly opposite #90a1bb on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/sand
- **Blue** #0000ff [pool] — 4 real palettes, including Canva's brand system and Spotify's brand system put Blue beside #90a1bb, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Lexus (https://brandsweets.com/colors/brands/lexus-com), Uber (https://brandsweets.com/colors/brands/uber-com). — https://brandsweets.com/colors/blue
- **Burlywood** #deb887 [pool] — Burlywood is paired with #90a1bb 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), Kiln (https://brandsweets.com/palettes/dark#kiln), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood
- **Copper** #b87333 [pool] — Designers have shipped Copper with #90a1bb: 4 real palettes, including Dusk and Riverbed, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #90a1bb: 4 real palettes, including Calm's brand system and Max's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Max (https://brandsweets.com/colors/brands/max-com), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #90a1bb: 5 real palettes, including Open House and Dusk, as the lead colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #90a1bb: 4 real palettes, including Studio Grey and Patreon's brand system, as the accent. Seen in: Studio Grey (https://brandsweets.com/palettes/minimal#studio-grey), Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 2.62:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5f779b (4.57:1); AA: background → #363636 (4.6:1); AAA: text → #485a75 (7.01:1); AAA: background → #141414 (7.02:1)
- On black (#000000): 8:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Open House** (clean, cool, modern) — #2f6690, #8fa3b8, #e3a72f, #ffffff, #1b2a41 — Steel blue for trust, warm gold for the sold moment — an approachable brokerage that still feels established. — tool: https://brandsweets.com/palettes/new/2f6690-8fa3b8-e3a72f-ffffff-1b2a41 — collection: https://brandsweets.com/palettes/clean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/90a1bb-9ca7c4-df5f4e-201f2d-e9f0f1?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: "#90a1bb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.