# #a09cb0

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

## Values

- Hex: `#a09cb0`
- RGB: rgb(160, 156, 176)
- HSL: hsl(252, 11%, 65%)
- OKLCH: oklch(0.703 0.029 294.8)
- Relative luminance: 0.3439
- Nearest named color: Machinery (#9999aa, Δ 1.539) — https://brandsweets.com/colors/machinery
- Moods: cool, muted
- Page: https://brandsweets.com/colors/a09cb0

## Tints & shades

- Tints (toward white): #a8a4b6, #b3b0bf, #bbb8c6, #c3c1cd, #ceccd6, #d6d5dd, #dedde4, #e7e6eb, #f1f1f4, #faf9fa
- Shades (toward black): #908ba2, #7f7a94, #706b85, #625d74, #534f63, #43404f, #34323e, #26242d, #18171c, #0a090b

## Harmonies

- Complementary: #acb09c
- Analogous: #9ca2b0, #aa9cb0
- Triadic: #b0a09c, #9cb0a0
- Split-complementary: #b0aa9c, #a2b09c
- Tetradic: #b09ca2, #acb09c, #9cb0aa

## Colors that go with #a09cb0

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 #a09cb0 without the hard edge of pure #000. 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), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [pool] — Designers have shipped Copper with #a09cb0: 8 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), Atelier (https://brandsweets.com/palettes/elegant#atelier), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a09cb0: 4 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), Guinness (https://brandsweets.com/colors/brands/guinness-com). — https://brandsweets.com/colors/denim
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #a09cb0 in 4 real palettes, including Darkroom and Pine & Birch, as the accent. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Canopy (https://brandsweets.com/palettes/cool#canopy), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/hunter-green
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Open House and First Snow put Midnight Blue beside #a09cb0, as the text colour against it. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #a09cb0: 4 real palettes, including Crypto.com's brand system and Stone, as the supporting colour. Seen in: Crypto.com (https://brandsweets.com/colors/brands/crypto-com), Stone (https://brandsweets.com/palettes/neutral#stone), First Snow (https://brandsweets.com/palettes/cool#first-snow), Ink Wash (https://brandsweets.com/palettes/dark#ink-wash). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a09cb0 in 5 real palettes, including Sephora's brand system and Brilliant's brand system, as the supporting colour. Seen in: Sephora (https://brandsweets.com/colors/brands/sephora-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Guinness (https://brandsweets.com/colors/brands/guinness-com), Roblox (https://brandsweets.com/colors/brands/roblox-com). — https://brandsweets.com/colors/royalblue
- **Slate Gray** #708090 [pool] — 6 real palettes, including Graphite and Riverbed put Slate Gray beside #a09cb0, as the supporting colour. Seen in: Graphite (https://brandsweets.com/palettes/technical#graphite), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Greige (https://brandsweets.com/palettes/neutral#greige), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/slategray

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

- On white (#ffffff): 2.67:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #77718e (4.63:1); AA: background → #363636 (4.53:1); AAA: text → #5b566c (7.02:1); AAA: background → #121212 (7.03:1)
- On black (#000000): 7.88:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Graphite** (technical, muted, dark, modern) — #a1a1aa, #71717a, #f59e0b, #18181b, #f4f4f5 — A greyscale system with a single amber — the accent does all the work, so allow one per screen. — tool: https://brandsweets.com/palettes/new/a1a1aa-71717a-f59e0b-18181b-f4f4f5 — collection: https://brandsweets.com/palettes/technical

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a09cb0-a99cc4-dfb64e-281f2d-e9ecf1?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: "#a09cb0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.