# #b166b2

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

## Values

- Hex: `#b166b2`
- RGB: rgb(177, 102, 178)
- HSL: hsl(299, 33%, 55%)
- OKLCH: oklch(0.621 0.138 326.6)
- Relative luminance: 0.2206
- Nearest named color: Lavendless (#b86fc2, Δ 3.163) — https://brandsweets.com/colors/lavendless
- Moods: cool, muted
- Page: https://brandsweets.com/colors/b166b2

## Tints & shades

- Tints (toward white): #b874b9, #c085c1, #c792c8, #cea0cf, #d7b1d8, #debfdf, #e5cce5, #ecdaec, #f5ebf5, #fcf8fc
- Shades (toward black): #a855aa, #974d99, #874488, #763c77, #653366, #512951, #402040, #2f182f, #1e0f1f, #0d070e

## Harmonies

- Complementary: #68b266
- Analogous: #8b66b2, #b2668e
- Triadic: #b2b166, #66b2b1
- Split-complementary: #8eb266, #66b28b
- Tetradic: #b28b66, #68b266, #668eb2

## Colors that go with #b166b2

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

- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #b166b2 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
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #b166b2: 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
- **Cadet Blue** #5f9ea0 [harmony: split] — Cadet Blue is a split-complement of #b166b2: 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 #b166b2: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Copper** #b87333 [harmony: triadic] — Copper completes a triad with #b166b2 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/copper
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #b166b2 in Klarna US's brand system, as the accent. Seen in: Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet
- **Champagne** #f7e7ce [pool] — Midnight Luxe puts Champagne beside #b166b2, as that palette's text colour. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/champagne
- **Dark Khaki** #bdb76b [pool] — Dark Khaki shows up next to #b166b2 in Midnight Luxe, as the lead colour. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/darkkhaki

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

- On white (#ffffff): 3.88:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a855aa (4.62:1); AA: background → #171717 (4.62:1); AAA: text → #804181 (7.02:1)
- On black (#000000): 5.41:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #bf82c0 (7.17:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/b166b2-c19fbd-96cb62-2d1f27-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: "#b166b2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.