# #a37bc6

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

## Values

- Hex: `#a37bc6`
- RGB: rgb(163, 123, 198)
- HSL: hsl(272, 40%, 63%)
- OKLCH: oklch(0.65 0.117 307.9)
- Relative luminance: 0.2603
- Nearest named color: Berries Galore (#ab7cb4, Δ 3.117) — https://brandsweets.com/colors/berries-galore
- Moods: cool, modern
- Page: https://brandsweets.com/colors/a37bc6

## Tints & shades

- Tints (toward white): #ad89cd, #b594d1, #bea2d7, #c6addc, #d0bbe2, #d7c6e7, #e1d4ed, #e9dff1, #f3edf7, #faf8fc
- Shades (toward black): #9465bd, #8550b4, #7645a1, #663c8b, #593479, #492b64, #3a224f, #2a1839, #1a0f24, #0a060e

## Harmonies

- Complementary: #9ec67b
- Analogous: #7d7bc6, #c67bc4
- Triadic: #c6a37b, #7bc6a3
- Split-complementary: #c4c67b, #7bc67d
- Tetradic: #c67d7b, #9ec67b, #7bc4c6

## Colors that go with #a37bc6

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 #a37bc6: 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] — 5 real palettes, including Plaid's brand system and Marvel's brand system put Midnight Blue beside #a37bc6, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Open House (https://brandsweets.com/palettes/clean#open-house), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with #a37bc6 in 5 real palettes, including Obsidian's brand system and Dusk, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Dusk (https://brandsweets.com/palettes/cool#dusk), Loom (https://brandsweets.com/colors/brands/loom-com), Retool (https://brandsweets.com/colors/brands/retool-com). — https://brandsweets.com/colors/taupe
- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #a37bc6 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 #a37bc6 in 3 real palettes, including Blueprint and Mastodon hosted on mastodon.social's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 3 real palettes, including Qualcomm's brand system and Canva's brand system put Blue beside #a37bc6, 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
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #a37bc6 in 3 real palettes, including Ledger Dark and Open House, as the lead colour. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Open House (https://brandsweets.com/palettes/clean#open-house), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/goldenrod
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a37bc6 in 3 real palettes, including Sephora's brand system and Loom's brand system, as the supporting colour. Seen in: Sephora (https://brandsweets.com/colors/brands/sephora-com), Loom (https://brandsweets.com/colors/brands/loom-com), Roblox (https://brandsweets.com/colors/brands/roblox-com). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 3.38:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8f5eba (4.69:1); AA: background → #242424 (4.59:1); AAA: text → #71429a (7.12:1)
- On black (#000000): 6.21:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ab86cb (7:1)

## Fonts for this mood

- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a37bc6-b69cc4-c5cb62-2d1f2d-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: "#a37bc6" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.