# #c31d47

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

## Values

- Hex: `#c31d47`
- RGB: rgb(195, 29, 71)
- HSL: hsl(345, 74%, 44%)
- OKLCH: oklch(0.531 0.197 14.5)
- Relative luminance: 0.1294
- Nearest named color: Akari Red (#c90b42, Δ 1.376) — https://brandsweets.com/colors/akari-red
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/c31d47

## Tints & shades

- Tints (toward white): #d9204f, #e13762, #e44e73, #e86888, #ec7e9a, #ef95ab, #f3afc0, #f6c5d2, #fae0e7, #fef6f8
- Shades (toward black): #b11b40, #a0183a, #8e1533, #7c132d, #6a1027, #590d20, #470b1a, #350813, #23050d, #120306

## Harmonies

- Complementary: #1dc39a
- Analogous: #c31d9a, #c3471d
- Triadic: #47c31d, #1d47c3
- Split-complementary: #1dc347, #1d9ac3
- Tetradic: #9ac31d, #1dc39a, #471dc3

## Colors that go with #c31d47

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

- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #c31d47 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Chase (https://brandsweets.com/colors/brands/chase-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Behance (https://brandsweets.com/colors/brands/behance-net), Foot Locker (https://brandsweets.com/colors/brands/footlocker-com). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #c31d47 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), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #c31d47 in 6 real palettes, including Maple and Ember, as the accent. Seen in: Maple (https://brandsweets.com/palettes/warm#maple), Ember (https://brandsweets.com/palettes/bold#ember), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Tim Hortons's brand system and Dunkin''s brand system put Blue beside #c31d47, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Doordash (https://brandsweets.com/colors/brands/doordash-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #c31d47: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), IHG (https://brandsweets.com/colors/brands/ihg-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #c31d47 in 4 real palettes, including Olive Grove and Farmers Market, as the lead colour. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #c31d47: 12 real palettes, including Chase's brand system and AT&T's brand system, as the lead colour. Seen in: 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), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com). — https://brandsweets.com/colors/denim
- **Gold** #ffd700 [pool] — Gold shows up next to #c31d47 in 4 real palettes, including Tabloid and Lay's's brand system, as the accent. Seen in: Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Lay's (https://brandsweets.com/colors/brands/lays-com), Garnet (https://brandsweets.com/palettes/warm#garnet), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise). — https://brandsweets.com/colors/gold

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

- On white (#ffffff): 5.85:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ad1a3f (7.01:1)
- On black (#000000): 3.59:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #df2654 (4.54:1); AA: background → #e3e3e3 (4.56:1); AAA: text → #e96d8c (7.03:1)

## Brands using this color

- **MLB** — secondary #bf0d3e (Δ 1.729) — https://brandsweets.com/colors/brands/mlb-com

## 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/c31d47-c49ca1-62cb7e-2d221f-f1e9ef?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: "#c31d47" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.