# #4b0737

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

## Values

- Hex: `#4b0737`
- RGB: rgb(75, 7, 55)
- HSL: hsl(318, 83%, 16%)
- OKLCH: oklch(0.283 0.11 343.5)
- Relative luminance: 0.0192
- Nearest named color: Velvet Cosmos (#441144, Δ 3.014) — https://brandsweets.com/colors/velvet-cosmos
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/4b0737

## Tints & shades

- Tints (toward white): #700a52, #950e6d, #bf128b, #e515a6, #ec36b6, #f05cc3, #f381d1, #f7abe0, #fbd0ee, #fef6fc
- Shades (toward black): #460733, #410630, #380529, #330525, #2f0422, #2a041f, #25031b, #1c0314, #170211, #13020e

## Harmonies

- Complementary: #074b1b
- Analogous: #3d074b, #4b0714
- Triadic: #364b07, #07364b
- Split-complementary: #144b07, #074b3d
- Tetradic: #4b3d07, #074b1b, #07144b

## Colors that go with #4b0737

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 #4b0737: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Squarespace (https://brandsweets.com/colors/brands/squarespace-com), Volkswagen (https://brandsweets.com/colors/brands/vw-com), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #4b0737's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Burger King (https://brandsweets.com/colors/brands/bk-com), Pinterest (https://brandsweets.com/colors/brands/pinterest-com), M&M's (https://brandsweets.com/colors/brands/mms-com). — https://brandsweets.com/colors/crimson
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #4b0737 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Subaru (https://brandsweets.com/colors/brands/subaru-com), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #4b0737 in 4 real palettes, including McDonald's's brand system and Wikipedia's brand system, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 10 real palettes, including Tim Hortons's brand system and Sketch's brand system put Blue beside #4b0737, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Sketch (https://brandsweets.com/colors/brands/sketch-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Headspace (https://brandsweets.com/colors/brands/headspace-com). — https://brandsweets.com/colors/blue
- **Burlywood** #deb887 [pool] — Burlywood is paired with #4b0737 in 4 real palettes, including Velvet and Kiln, as the accent. Seen in: Velvet (https://brandsweets.com/palettes/luxury#velvet), Kiln (https://brandsweets.com/palettes/dark#kiln), Polaroid (https://brandsweets.com/palettes/light#polaroid), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #4b0737: 5 real palettes, including SoFi's brand system and Dusk, as the supporting colour. Seen in: SoFi (https://brandsweets.com/colors/brands/sofi-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Allbirds's brand system and Darkroom put Champagne beside #4b0737, as the accent. Seen in: Allbirds (https://brandsweets.com/colors/brands/allbirds-com), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bramble (https://brandsweets.com/palettes/muted#bramble), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/champagne

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

- On white (#ffffff): 15.17:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.38:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #db14a0 (4.62:1); AA: background → #8c8c8c (4.51:1); AAA: text → #f05cc3 (7.02:1); AAA: background → #b3b3b3 (7.23:1)

## 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
- luxury: https://brandsweets.com/fonts/mood/luxury

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/4b0737-c19fb3-75cb62-2d1f23-f0e9f1?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: "#4b0737" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.