# #c421b9

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#c421b9`
- RGB: rgb(196, 33, 185)
- HSL: hsl(304, 71%, 45%)
- OKLCH: oklch(0.579 0.244 331.4)
- Relative luminance: 0.1633
- Nearest named color: Explosive Purple (#cc11bb, Δ 1.675) — https://brandsweets.com/colors/explosive-purple
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/c421b9

## Tints & shades

- Tints (toward white): #da25ce, #de3fd4, #e255d9, #e66bde, #ea85e4, #ee9be8, #f2b1ed, #f5c6f2, #fae0f8, #fef6fd
- Shades (toward black): #b31ea9, #a11b98, #901888, #7e1577, #6d1267, #570f52, #460c42, #340931, #230621, #110310

## Harmonies

- Complementary: #21c42c
- Analogous: #7e21c4, #c42168
- Triadic: #b9c421, #21b9c4
- Split-complementary: #68c421, #21c47e
- Tetradic: #c47e21, #21c42c, #2168c4

## Colors that go with #c421b9

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: complementary] — Sea Green sits directly opposite #c421b9 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/seagreen
- **Dark Cyan** #008b8b [harmony, pool: split] — Dark Cyan is a split-complement of #c421b9: 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 body-text near-black for #c421b9: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #c421b9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Denim** #1560bd [pool] — Designers have shipped Denim with #c421b9: two real palettes: 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). — https://brandsweets.com/colors/denim
- **Orange** #ffa500 [pool] — Two real palettes: Sunset Boulevard and Rippling's brand system put Orange beside #c421b9, as the supporting colour. Seen in: Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard), Rippling (https://brandsweets.com/colors/brands/rippling-com). — https://brandsweets.com/colors/orange
- **Crimson** #dc143c [pool] — Crimson is paired with #c421b9 in The Ordinary's brand system, as the supporting colour. Seen in: The Ordinary (https://brandsweets.com/colors/brands/theordinary-com). — https://brandsweets.com/colors/crimson
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #c421b9: JetBrains's brand system, as the supporting colour. Seen in: JetBrains (https://brandsweets.com/colors/brands/jetbrains-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 4.92:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #991a90 (7.23:1)
- On black (#000000): 4.27:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #cd23c2 (4.62:1); AA: background → #f5f5f5 (4.52:1); AAA: text → #e462dc (7.08:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/c421b9-c19fba-8ecb62-2d1f26-eee9f1?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: "#c421b9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.