# #cb0631

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

## Values

- Hex: `#cb0631`
- RGB: rgb(203, 6, 49)
- HSL: hsl(347, 94%, 41%)
- OKLCH: oklch(0.534 0.213 21.1)
- Relative luminance: 0.1305
- Nearest named color: Akari Red (#c90b42, Δ 2.03) — https://brandsweets.com/colors/akari-red
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/cb0631

## Tints & shades

- Tints (toward white): #e90738, #f81243, #f92f5b, #f94d72, #fa6b8a, #fb839d, #fca1b5, #fdbfcc, #fed7e0, #fff5f7
- Shades (toward black): #b7062c, #a80529, #940524, #81041f, #72041b, #5e0317, #4a0212, #36020d, #28010a, #140105

## Harmonies

- Complementary: #06cba0
- Analogous: #cb0693, #cb3e06
- Triadic: #31cb06, #0631cb
- Split-complementary: #06cb3e, #0693cb
- Tetradic: #93cb06, #06cba0, #3e06cb

## Colors that go with #cb0631

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

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #cb0631: 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), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #cb0631 — 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), Behance (https://brandsweets.com/colors/brands/behance-net), Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #cb0631: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Honda (https://brandsweets.com/colors/brands/honda-com), Wendy's (https://brandsweets.com/colors/brands/wendys-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 #cb0631 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 #cb0631 in 6 real palettes, including Maple and McDonald's's brand system, as the accent. Seen in: Maple (https://brandsweets.com/palettes/warm#maple), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Ember (https://brandsweets.com/palettes/bold#ember), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Tim Hortons's brand system and Dunkin''s brand system put Blue beside #cb0631, 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
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #cb0631: 4 real palettes, including MLB's brand system and Behance's brand system, as the accent. Seen in: MLB (https://brandsweets.com/colors/brands/mlb-com), Behance (https://brandsweets.com/colors/brands/behance-net), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), NASA (https://brandsweets.com/colors/brands/nasa-gov). — https://brandsweets.com/colors/cobalt
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #cb0631 in 4 real palettes, including Farmers Market and Olive Grove, as the supporting colour. Seen in: Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 5.82:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #b2062b (7.11:1)
- On black (#000000): 3.61:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e90738 (4.55:1); AA: background → #e3e3e3 (4.53:1); AAA: text → #fa6182 (7.1:1)

## Brands using this color

- **AT&T** — accent #c70032 (Δ 0.98) — https://brandsweets.com/colors/brands/att-com
- **Huawei** — primary #cf0a2c (Δ 1.083) — https://brandsweets.com/colors/brands/huawei-com
- **New Balance** — secondary #cf0a2c (Δ 1.083) — https://brandsweets.com/colors/brands/newbalance-com
- **Tim Hortons** — secondary #d0142c (Δ 1.593) — https://brandsweets.com/colors/brands/timhortons-com
- **Five Guys** — secondary #d21033 (Δ 1.65) — https://brandsweets.com/colors/brands/fiveguys-com
- **Nissan** — secondary #c3002f (Δ 1.788) — https://brandsweets.com/colors/brands/nissanusa-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/cb0631-c49ca0-62cb82-2d221f-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: "#cb0631" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.