# #a5b1ca

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

## Values

- Hex: `#a5b1ca`
- RGB: rgb(165, 177, 202)
- HSL: hsl(221, 26%, 72%)
- OKLCH: oklch(0.759 0.038 265.1)
- Relative luminance: 0.4371
- Nearest named color: Nebulous December (#b3b2bf, Δ 2.47) — https://brandsweets.com/colors/nebulous-december
- Moods: cool, muted, light, minimal, clean
- Page: https://brandsweets.com/colors/a5b1ca

## Tints & shades

- Tints (toward white): #afb9d0, #b5bfd4, #bfc7d9, #c5cddd, #cfd5e3, #d8dde8, #dfe3ec, #e9ebf2, #eff1f6, #f9f9fb
- Shades (toward black): #8f9dbd, #788ab0, #6579a4, #556891, #48587a, #3a4864, #2d374d, #222a3a, #151923, #08090d

## Harmonies

- Complementary: #cabea5
- Analogous: #a5c3ca, #aca5ca
- Triadic: #caa5b1, #b1caa5
- Split-complementary: #caaca5, #c3caa5
- Tetradic: #caa5c3, #cabea5, #a5caac

## Colors that go with #a5b1ca

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 #a5b1ca: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Sand** #c2b280 [harmony, pool: complementary] — Sand sits directly opposite #a5b1ca 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
- **Amber** #ffbf00 [pool] — Amber is paired with #a5b1ca in 4 real palettes, including NBA's brand system and Blueprint, as the lead colour. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Uber's brand system and Canva's brand system put Blue beside #a5b1ca, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Lexus (https://brandsweets.com/colors/brands/lexus-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #a5b1ca: 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 #a5b1ca in 6 real palettes, including JBL's brand system and Cartier's brand system, as the supporting colour. Seen in: JBL (https://brandsweets.com/colors/brands/jbl-com), Cartier (https://brandsweets.com/colors/brands/cartier-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #a5b1ca: 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), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a5b1ca: 4 real palettes, including Open House and Coca-Cola's brand system, as the lead colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 2.16:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6276a3 (4.53:1); AA: background → #424242 (4.66:1); AAA: text → #48587a (7.11:1); AAA: background → #262626 (7.02:1)
- On black (#000000): 9.74:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- minimal: https://brandsweets.com/fonts/mood/minimal
- clean: https://brandsweets.com/fonts/mood/clean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a5b1ca-9ca4c4-df6b4e-211f2d-e9eff1?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: "#a5b1ca" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.