# #b663bb

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

## Values

- Hex: `#b663bb`
- RGB: rgb(182, 99, 187)
- HSL: hsl(297, 39%, 56%)
- OKLCH: oklch(0.627 0.155 325.1)
- Relative luminance: 0.2246
- Nearest named color: Lavendless (#b86fc2, Δ 2.771) — https://brandsweets.com/colors/lavendless
- Moods: cool, modern
- Page: https://brandsweets.com/colors/b663bb

## Tints & shades

- Tints (toward white): #bd71c1, #c37fc7, #cc91cf, #d29fd5, #d9addb, #e0bce1, #e6cae8, #eedcef, #f5eaf6, #fcf8fc
- Shades (toward black): #ae51b3, #9e48a3, #8a3e8e, #79367c, #672f6a, #562759, #451f47, #301632, #1f0e20, #0e060e

## Harmonies

- Complementary: #67bb63
- Analogous: #8a63bb, #bb6393
- Triadic: #bbb663, #63bbb6
- Split-complementary: #93bb63, #63bb8a
- Tetradic: #bb8a63, #67bb63, #6393bb

## Colors that go with #b663bb

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 #b663bb 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 #b663bb: softer than #000 and cool enough to feel like part of the same palette. Seen in: 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 #b663bb: 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 #b663bb: 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 #b663bb — 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 #b663bb 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 #b663bb, 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 #b663bb 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): 3.82:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #ae51b3 (4.54:1); AA: background → #1a1a1a (4.55:1); AAA: text → #833b87 (7.14:1)
- On black (#000000): 5.49:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #c37fc7 (7.18:1)

## 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/b663bb-c19fbe-9acb62-2d1f28-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: "#b663bb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.