# #bc1531

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

## Values

- Hex: `#bc1531`
- RGB: rgb(188, 21, 49)
- HSL: hsl(350, 80%, 41%)
- OKLCH: oklch(0.51 0.195 20.9)
- Relative luminance: 0.1145
- Nearest named color: Active Volcano (#bb1133, Δ 0.513) — https://brandsweets.com/colors/active-volcano
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/bc1531

## Tints & shades

- Tints (toward white): #d81838, #e72343, #ea3e5b, #ed5a72, #f0758a, #f28c9d, #f5a8b5, #f8c3cc, #fbdae0, #fef6f7
- Shades (toward black): #aa132c, #9c1128, #8a0f24, #770d1f, #6a0c1b, #570a17, #450812, #32060d, #25040a, #120205

## Harmonies

- Complementary: #15bca0
- Analogous: #bc1584, #bc4d15
- Triadic: #31bc15, #1531bc
- Split-complementary: #15bc4d, #1584bc
- Tetradic: #84bc15, #15bca0, #4d15bc

## Colors that go with #bc1531

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 #bc1531 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Chase (https://brandsweets.com/colors/brands/chase-com), Bose (https://brandsweets.com/colors/brands/bose-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #bc1531: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Honda (https://brandsweets.com/colors/brands/honda-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #bc1531 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Redfin (https://brandsweets.com/colors/brands/redfin-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #bc1531 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 #bc1531, 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 #bc1531: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: IHG (https://brandsweets.com/colors/brands/ihg-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-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 #bc1531 in 5 real palettes, including Olive Grove and BrandSweets's brand system, as the lead colour. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Cider (https://brandsweets.com/palettes/warm#cider). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #bc1531: 12 real palettes, including Nissan's brand system and Campbell's's brand system, as the accent. Seen in: Nissan (https://brandsweets.com/colors/brands/nissanusa-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), AT&T (https://brandsweets.com/colors/brands/att-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 6.38:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ae132d (7.17:1)
- On black (#000000): 3.29:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e6193c (4.57:1); AA: background → #d9d9d9 (4.52:1); AAA: text → #ef6c82 (7.14:1)

## Brands using this color

- **Nintendo** — accent #c10c32 (Δ 1.019) — https://brandsweets.com/colors/brands/nintendo-com
- **Nissan** — secondary #c3002f (Δ 1.439) — https://brandsweets.com/colors/brands/nissanusa-com
- **Tommy Hilfiger** — secondary #b9252d (Δ 1.66) — https://brandsweets.com/colors/brands/tommy-com
- **MLB** — secondary #bf0d3e (Δ 1.855) — 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/bc1531-c49c9e-62cb87-2d231f-f1e9ee?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: "#bc1531" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.