# #a66bb8

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

## Values

- Hex: `#a66bb8`
- RGB: rgb(166, 107, 184)
- HSL: hsl(286, 35%, 57%)
- OKLCH: oklch(0.619 0.129 318)
- Relative luminance: 0.2208
- Nearest named color: Crown Jewels (#946dad, Δ 3.552) — https://brandsweets.com/colors/crown-jewels
- Moods: cool, modern
- Page: https://brandsweets.com/colors/a66bb8

## Tints & shades

- Tints (toward white): #ae79be, #b687c5, #bf94cc, #c7a2d2, #d1b3db, #dac1e1, #e2cfe8, #eaddee, #f3eaf5, #fbf8fc
- Shades (toward black): #9b5aaf, #8b4c9e, #7c448d, #6d3c7c, #5e336b, #4c2956, #3d2145, #2d1934, #1b0f1f, #0c070e

## Harmonies

- Complementary: #7db86b
- Analogous: #7f6bb8, #b86ba3
- Triadic: #b8a66b, #6bb8a6
- Split-complementary: #a3b86b, #6bb87f
- Tetradic: #b87f6b, #7db86b, #6ba3b8

## Colors that go with #a66bb8

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 #a66bb8: 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
- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #a66bb8 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
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Plaid's brand system and Marvel's brand system put Midnight Blue beside #a66bb8, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze). — https://brandsweets.com/colors/midnightblue
- **Cadet Blue** #5f9ea0 [harmony: split] — Cadet Blue is a split-complement of #a66bb8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/cadetblue
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #a66bb8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #a66bb8 in two real palettes: Klarna US's brand system and ClickUp's brand system, as the accent. Seen in: Klarna US (https://brandsweets.com/colors/brands/klarna-com), ClickUp (https://brandsweets.com/colors/brands/clickup-com). — https://brandsweets.com/colors/blueviolet
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #a66bb8 in two real palettes: 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). — https://brandsweets.com/colors/emerald-green
- **Taupe** #483c32 [pool] — Taupe is paired with #a66bb8 in two real palettes: Loom's brand system and Obsidian's brand system, as that palette's text colour. Seen in: Loom (https://brandsweets.com/colors/brands/loom-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 3.88:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9e5db1 (4.51:1); AA: background → #171717 (4.62:1); AAA: text → #79428a (7.1:1)
- On black (#000000): 5.42:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #b687c5 (7.26:1)

## 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/a66bb8-bd9fc1-adcb62-2d1f2a-ece9f1?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: "#a66bb8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.