# #b370c2

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

## Values

- Hex: `#b370c2`
- RGB: rgb(179, 112, 194)
- HSL: hsl(289, 40%, 60%)
- OKLCH: oklch(0.647 0.138 320.1)
- Relative luminance: 0.2507
- Nearest named color: Lavendless (#b86fc2, Δ 0.866) — https://brandsweets.com/colors/lavendless
- Moods: cool, modern
- Page: https://brandsweets.com/colors/b370c2

## Tints & shades

- Tints (toward white): #ba7ec8, #c28dce, #c897d3, #cfa6d9, #d7b4df, #dfc2e5, #e6d1eb, #ecdbf0, #f4eaf6, #fbf8fc
- Shades (toward black): #a75bb9, #9d4baf, #89429a, #793a88, #663172, #53285d, #43204b, #301736, #200f24, #0d060e

## Harmonies

- Complementary: #7fc270
- Analogous: #8a70c2, #c270a8
- Triadic: #c2b370, #70c2b3
- Split-complementary: #a8c270, #70c28a
- Tetradic: #c28a70, #7fc270, #70a8c2

## Colors that go with #b370c2

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

- **Medium Sea Green** #3cb371 [harmony: complementary] — Medium Sea Green sits directly opposite #b370c2 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/mediumseagreen
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #b370c2: 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
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #b370c2 in 3 real palettes, including Obsidian's brand system and Mastodon hosted on mastodon.social's brand system, as the supporting colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze). — https://brandsweets.com/colors/mediumslateblue
- **Cadet Blue** #5f9ea0 [harmony: split] — Cadet Blue is a split-complement of #b370c2: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/cadetblue
- **Dark Goldenrod** #b8860b [harmony: split] — Dark Goldenrod is a split-complement of #b370c2: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkgoldenrod
- **Amber** #ffbf00 [pool] — Amber is paired with #b370c2 in two real palettes: 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). — https://brandsweets.com/colors/amber
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #b370c2 in two real palettes: Klarna US's brand system and ClickUp's brand system, as the accent. Seen in: Klarna US (https://brandsweets.com/colors/brands/klarna-com), ClickUp (https://brandsweets.com/colors/brands/clickup-com). — https://brandsweets.com/colors/blueviolet
- **Midnight Blue** #191970 [pool] — Two real palettes: Plaid's brand system and Lavender Haze put Midnight Blue beside #b370c2, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 3.49:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a454b6 (4.64:1); AA: background → #212121 (4.61:1); AAA: text → #803d8f (7.04:1)
- On black (#000000): 6.01:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #bc82c9 (7.17:1)

## 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/b370c2-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: "#b370c2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.