# #a66ed4

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

## Values

- Hex: `#a66ed4`
- RGB: rgb(166, 110, 212)
- HSL: hsl(273, 54%, 63%)
- OKLCH: oklch(0.639 0.157 307.9)
- Relative luminance: 0.2401
- Nearest named color: Lavender (#b56edc, Δ 2.817) — https://brandsweets.com/colors/lavender-2
- Moods: cool, modern
- Page: https://brandsweets.com/colors/a66ed4

## Tints & shades

- Tints (toward white): #af7dd8, #b789dc, #c099e1, #c8a5e4, #d1b4e9, #d8c0ec, #e2d0f1, #e9dcf4, #f3ebf9, #faf7fd
- Shades (toward black): #9756cd, #893fc6, #7935b1, #692e99, #5b2886, #4b216e, #3b1a56, #2b133f, #1b0c27, #0b0510

## Harmonies

- Complementary: #9cd46e
- Analogous: #736ed4, #d46ecf
- Triadic: #d4a66e, #6ed4a6
- Split-complementary: #cfd46e, #6ed473
- Tetradic: #d4736e, #9cd46e, #6ecfd4

## Colors that go with #a66ed4

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 #a66ed4 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 #a66ed4 in 3 real palettes, including 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), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #a66ed4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/charcoal
- **Light Sky Blue** #87cefa [pool] — Light Sky Blue is paired with #a66ed4 in 3 real palettes, including Netlify's brand system and Sentry's brand system, as the accent. Seen in: Netlify (https://brandsweets.com/colors/brands/netlify-com), Sentry (https://brandsweets.com/colors/brands/sentry-io), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/lightskyblue
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Lavender Haze and Marvel's brand system put Midnight Blue beside #a66ed4, 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 #a66ed4 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), Zed (https://brandsweets.com/colors/brands/zed-dev). — https://brandsweets.com/colors/taupe
- **Dark Goldenrod** #b8860b [harmony: split] — Dark Goldenrod is a split-complement of #a66ed4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkgoldenrod
- **Cadet Blue** #5f9ea0 [harmony: split] — Cadet Blue is a split-complement of #a66ed4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 3.62:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9756cd (4.64:1); AA: background → #1f1f1f (4.55:1); AAA: text → #7935b1 (7.1:1)
- On black (#000000): 5.8:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #b281d9 (7.04:1)

## 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/a66ed4-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: "#a66ed4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.