# #c31371

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

## Values

- Hex: `#c31371`
- RGB: rgb(195, 19, 113)
- HSL: hsl(328, 82%, 42%)
- OKLCH: oklch(0.538 0.212 356.4)
- Relative luminance: 0.1326
- Nearest named color: Bottom of My Heart (#cc0077, Δ 1.994) — https://brandsweets.com/colors/bottom-of-my-heart
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/c31371

## Tints & shades

- Tints (toward white): #df1681, #e9258e, #ec419c, #ee58a8, #f174b7, #f490c5, #f6a7d1, #f9c3e0, #fbdaec, #fef6fa
- Shades (toward black): #b01166, #9e105b, #900e53, #7d0c49, #6b0b3e, #580933, #460728, #380620, #250416, #13020b

## Harmonies

- Complementary: #13c365
- Analogous: #bd13c3, #c31319
- Triadic: #71c313, #1371c3
- Split-complementary: #19c313, #13c3bd
- Tetradic: #c3bd13, #13c365, #1319c3

## Colors that go with #c31371

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

- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #c31371 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Redfin (https://brandsweets.com/colors/brands/redfin-com). — https://brandsweets.com/colors/teal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #c31371: 7 real palettes, including Ulta Beauty's brand system and Chase's brand system, as the supporting colour. Seen in: Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Chase (https://brandsweets.com/colors/brands/chase-com), AT&T (https://brandsweets.com/colors/brands/att-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com). — https://brandsweets.com/colors/denim
- **Steel Blue** #4682b4 [harmony, pool: triadic] — Steel Blue completes a triad with #c31371 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop). — https://brandsweets.com/colors/steelblue
- **Taupe** #483c32 [pool] — Taupe is paired with #c31371 in 6 real palettes, including Dunkin''s brand system and AT&T's brand system, as the lead colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), AT&T (https://brandsweets.com/colors/brands/att-com), New Balance (https://brandsweets.com/colors/brands/newbalance-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com). — https://brandsweets.com/colors/taupe
- **Forest Green** #228b22 [harmony, pool: split] — Forest Green is a split-complement of #c31371: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/forestgreen
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #c31371: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Gold** #ffd700 [pool] — Gold shows up next to #c31371 in 3 real palettes, including Tabloid and Tequila Sunrise, as the accent. Seen in: Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise), Lay's (https://brandsweets.com/colors/brands/lays-com). — https://brandsweets.com/colors/gold
- **Midnight Blue** #191970 [pool] — 3 real palettes, including MLB's brand system and Nintendo's brand system put Midnight Blue beside #c31371, as the lead colour. Seen in: MLB (https://brandsweets.com/colors/brands/mlb-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 5.75:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a71161 (7.25:1)
- On black (#000000): 3.65:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #df1681 (4.57:1); AA: background → #e6e6e6 (4.61:1); AAA: text → #f066af (7.22:1)

## Brands using this color

- **Bun** — secondary #c41a68 (Δ 1.698) — https://brandsweets.com/colors/brands/bun-sh

## 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/c31371-c19fad-64cb62-2d1f21-f1e9f1?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: "#c31371" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.