# #a366a9

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

## Values

- Hex: `#a366a9`
- RGB: rgb(163, 102, 169)
- HSL: hsl(295, 28%, 53%)
- OKLCH: oklch(0.601 0.12 323.7)
- Relative luminance: 0.2015
- Nearest named color: Crown Jewels (#946dad, Δ 2.893) — https://brandsweets.com/colors/crown-jewels
- Moods: cool, muted
- Page: https://brandsweets.com/colors/a366a9

## Tints & shades

- Tints (toward white): #ad76b2, #b583b9, #be93c2, #c6a0ca, #d0b1d3, #d8beda, #e2cee3, #e9dbeb, #f3ebf4, #fbf8fb
- Shades (toward black): #97589d, #874f8c, #78467c, #683d6c, #5b355f, #4b2c4e, #3c233e, #2c1a2e, #1c111d, #0d070d

## Harmonies

- Complementary: #6ba966
- Analogous: #8266a9, #a9668d
- Triadic: #a9a366, #66a9a3
- Split-complementary: #8da966, #66a982
- Tetradic: #a98266, #6ba966, #668da9

## Colors that go with #a366a9

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 #a366a9: 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
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #a366a9 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Orange** #ffa500 [pool] — 3 real palettes, including Sunset Boulevard and Campus put Orange beside #a366a9, as the supporting colour. Seen in: Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard), Campus (https://brandsweets.com/palettes/friendly#campus), Graphite (https://brandsweets.com/palettes/technical#graphite). — https://brandsweets.com/colors/orange
- **Dark Cyan** #008b8b [harmony: split] — Dark Cyan is a split-complement of #a366a9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkcyan
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #a366a9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Midnight Blue** #191970 [pool] — Two real palettes: Plaid's brand system and Marvel's brand system put Midnight Blue beside #a366a9, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/midnightblue
- **Tomato** #ff6347 [pool] — Two real palettes: Sunset Boulevard and Hermès's brand system put Tomato beside #a366a9, as the lead colour. Seen in: Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/tomato
- **Copper** #b87333 [harmony: triadic] — Copper completes a triad with #a366a9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/copper

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

- On white (#ffffff): 4.17:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9f5fa5 (4.51:1); AA: background → #0f0f0f (4.59:1); AAA: text → #78467c (7.08:1)
- On black (#000000): 5.03:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #b786bb (7.14:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a366a9-c19fbf-9dcb62-2d1f28-ede9f1?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: "#a366a9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.