# #a183b9

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

## Values

- Hex: `#a183b9`
- RGB: rgb(161, 131, 185)
- HSL: hsl(273, 28%, 62%)
- OKLCH: oklch(0.657 0.085 309.5)
- Relative luminance: 0.2731
- Nearest named color: Petrified Purple (#9c87c1, Δ 1.488) — https://brandsweets.com/colors/petrified-purple
- Moods: cool, muted
- Page: https://brandsweets.com/colors/a183b9

## Tints & shades

- Tints (toward white): #ab90c1, #b29ac6, #bca7cd, #c4b1d3, #cdbeda, #d7cbe2, #dfd5e7, #e9e2ee, #f0ebf4, #faf8fb
- Shades (toward black): #926fae, #835ca3, #765393, #66487f, #573d6c, #473258, #372745, #2a1d34, #1a1221, #0a070d

## Harmonies

- Complementary: #9bb983
- Analogous: #8683b9, #b983b7
- Triadic: #b9a183, #83b9a1
- Split-complementary: #b7b983, #83b986
- Tetradic: #b98683, #9bb983, #83b7b9

## Colors that go with #a183b9

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 #a183b9: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Plaid's brand system and Open House put Midnight Blue beside #a183b9, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/midnightblue
- **Peru** #cd853f [harmony, pool: triadic] — Peru completes a triad with #a183b9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Kiln (https://brandsweets.com/palettes/dark#kiln), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/peru
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #a183b9: 4 real palettes, including Ink Wash and First Snow, as the lead colour. Seen in: Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), First Snow (https://brandsweets.com/palettes/cool#first-snow), Crypto.com (https://brandsweets.com/colors/brands/crypto-com), Stone (https://brandsweets.com/palettes/neutral#stone). — https://brandsweets.com/colors/powderblue
- **Taupe** #483c32 [pool] — Taupe is paired with #a183b9 in 10 real palettes, including Dusk and Typewriter, as the text colour against it. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Typewriter (https://brandsweets.com/palettes/editorial#typewriter), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/taupe
- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #a183b9 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/olivedrab
- **Amber** #ffbf00 [pool] — Amber is paired with #a183b9 in 3 real palettes, including Blueprint and Ahrefs's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 3 real palettes, including Qualcomm's brand system and Canva's brand system put Blue beside #a183b9, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 3.25:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8b66a9 (4.59:1); AA: background → #262626 (4.66:1); AAA: text → #6b4b86 (7.06:1)
- On black (#000000): 6.46:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a88dbf (7.23:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a183b9-b79cc4-c4cb62-2d1f2d-eae9f1?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: "#a183b9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.