# #a37bb2

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

## Values

- Hex: `#a37bb2`
- RGB: rgb(163, 123, 178)
- HSL: hsl(284, 26%, 59%)
- OKLCH: oklch(0.641 0.092 316.6)
- Relative luminance: 0.2517
- Nearest named color: Berries Galore (#ab7cb4, Δ 1.399) — https://brandsweets.com/colors/berries-galore
- Moods: cool, muted
- Page: https://brandsweets.com/colors/a37bb2

## Tints & shades

- Tints (toward white): #ac88b9, #b595c1, #bea2c8, #c7afd0, #d0bcd7, #d7c5dd, #e0d2e5, #e9dfec, #f2ecf4, #fbf9fb
- Shades (toward black): #986ba8, #895b9a, #7b518a, #6a4677, #5c3c67, #4a3154, #3c2843, #2b1c30, #1d1320, #0b080d

## Harmonies

- Complementary: #8ab27b
- Analogous: #887bb2, #b27ba5
- Triadic: #b2a37b, #7bb2a3
- Split-complementary: #a5b27b, #7bb288
- Tetradic: #b2887b, #8ab27b, #7ba5b2

## Colors that go with #a37bb2

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 #a37bb2: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-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 #a37bb2, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Open House (https://brandsweets.com/palettes/clean#open-house), Marvel (https://brandsweets.com/colors/brands/marvel-com), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #a37bb2: 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 #a37bb2 in 11 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), Kiln (https://brandsweets.com/palettes/dark#kiln), Sepia Mono (https://brandsweets.com/palettes/warm#sepia-mono). — https://brandsweets.com/colors/taupe
- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #a37bb2 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
- **Copper** #b87333 [harmony, pool: triadic] — Copper completes a triad with #a37bb2 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a37bb2: 3 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/denim
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #a37bb2 in 3 real palettes, including Ledger Dark and Obsidian's brand system, as the accent. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Scale AI (https://brandsweets.com/colors/brands/scale-com). — https://brandsweets.com/colors/emerald-green

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

- On white (#ffffff): 3.48:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9365a4 (4.53:1); AA: background → #212121 (4.63:1); AAA: text → #704a7d (7.08:1)
- On black (#000000): 6.03:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ae8bbb (7.21:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a37bb2-bc9fc1-b1cb62-2d1f2b-ebe9f1?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: "#a37bb2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.