# #a666c2

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

## Values

- Hex: `#a666c2`
- RGB: rgb(166, 102, 194)
- HSL: hsl(282, 43%, 58%)
- OKLCH: oklch(0.616 0.149 314.8)
- Relative luminance: 0.215
- Nearest named color: Amethyst (#9966cc, Δ 2.76) — https://brandsweets.com/colors/amethyst
- Moods: cool, modern
- Page: https://brandsweets.com/colors/a666c2

## Tints & shades

- Tints (toward white): #af74c8, #b783ce, #c092d3, #c8a0d9, #d1afdf, #d9bde5, #e1cceb, #eadbf0, #f2e9f6, #fbf8fc
- Shades (toward black): #9c54bb, #8c44ab, #7e3d99, #6c3483, #5d2d71, #4e265f, #3c1d49, #2d1637, #1b0d21, #0c060f

## Harmonies

- Complementary: #81c266
- Analogous: #7866c2, #c266b0
- Triadic: #c2a666, #66c2a6
- Split-complementary: #b0c266, #66c278
- Tetradic: #c27866, #81c266, #66b0c2

## Colors that go with #a666c2

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #a666c2 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
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #a666c2: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Lavender Haze and Marvel's brand system put Midnight Blue beside #a666c2, as that palette's text colour. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Marvel (https://brandsweets.com/colors/brands/marvel-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with #a666c2 in 3 real palettes, including 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), Superhuman (https://brandsweets.com/colors/brands/superhuman-com). — https://brandsweets.com/colors/taupe
- **Cadet Blue** #5f9ea0 [harmony: split] — Cadet Blue is a split-complement of #a666c2: 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 #a666c2: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Amber** #ffbf00 [pool] — Amber is paired with #a666c2 in two real palettes: Mastodon hosted on mastodon.social's brand system and Blueprint, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/amber
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #a666c2 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

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

- On white (#ffffff): 3.96:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9e57bc (4.62:1); AA: background → #171717 (4.53:1); AAA: text → #7b3c96 (7.17:1)
- On black (#000000): 5.3:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #b783ce (7.15:1)

## 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/a666c2-ba9fc1-b4cb62-2d1f2b-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: "#a666c2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.