# #b243cb

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

## Values

- Hex: `#b243cb`
- RGB: rgb(178, 67, 203)
- HSL: hsl(289, 57%, 53%)
- OKLCH: oklch(0.59 0.216 319.7)
- Relative luminance: 0.1779
- Nearest named color: Magenta Affair (#aa44dd, Δ 3.236) — https://brandsweets.com/colors/magenta-affair
- Moods: cool, modern
- Page: https://brandsweets.com/colors/b243cb

## Tints & shades

- Tints (toward white): #bb57d1, #c167d5, #c97bdb, #d08bdf, #d89fe5, #deafe9, #e7c3ef, #edd3f3, #f5e7f8, #fcf7fd
- Shades (toward black): #a735c0, #952fac, #842a98, #732484, #652074, #531a60, #42154c, #310f38, #1f0a24, #0e0410

## Harmonies

- Complementary: #5ccb43
- Analogous: #6e43cb, #cb43a0
- Triadic: #cbb243, #43cbb2
- Split-complementary: #a0cb43, #43cb6e
- Tetradic: #cb6e43, #5ccb43, #43a0cb

## Colors that go with #b243cb

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 #b243cb 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
- **Dark Cyan** #008b8b [harmony, pool: split] — Dark Cyan is a split-complement of #b243cb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/darkcyan
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #b243cb: 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
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b243cb: 3 real palettes, including Hasbro's brand system and Peacock, as the supporting colour. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Linkedin (https://brandsweets.com/colors/brands/linkedin-com). — https://brandsweets.com/colors/denim
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #b243cb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Medium Slate Blue** #7b68ee [harmony, pool: analogous] — Medium Slate Blue is #b243cb's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: monday.com (https://brandsweets.com/colors/brands/monday-com). — https://brandsweets.com/colors/mediumslateblue
- **Crimson** #dc143c [pool] — Crimson is paired with #b243cb in two real palettes: The Ordinary's brand system and Gemstone, as the supporting colour. Seen in: The Ordinary (https://brandsweets.com/colors/brands/theordinary-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Taupe** #483c32 [pool] — Taupe is paired with #b243cb in two real palettes: 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). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 4.61:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8b2ca0 (7.08:1)
- On black (#000000): 4.56:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #c877da (7.11:1)

## 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/b243cb-be9fc1-a8cb62-2d1f2a-ece9f1?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: "#b243cb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.