# #4b0643

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

## Values

- Hex: `#4b0643`
- RGB: rgb(75, 6, 67)
- HSL: hsl(307, 85%, 16%)
- OKLCH: oklch(0.289 0.12 333.8)
- Relative luminance: 0.0203
- Nearest named color: Velvet Cosmos (#441144, Δ 2.024) — https://brandsweets.com/colors/velvet-cosmos
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/4b0643

## Tints & shades

- Tints (toward white): #710965, #970c87, #c110ad, #e713ce, #ef34d9, #f25ae0, #f580e7, #f8aaef, #fbd0f6, #fef6fd
- Shades (toward black): #47063f, #42053b, #390533, #34042e, #2f042a, #2a0326, #260322, #1c0219, #180215, #130211

## Harmonies

- Complementary: #064b0e
- Analogous: #31064b, #4b0621
- Triadic: #434b06, #06434b
- Split-complementary: #214b06, #064b31
- Tetradic: #4b3106, #064b0e, #06214b

## Colors that go with #4b0643

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

- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #4b0643 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). — https://brandsweets.com/colors/seagreen
- **Copper** #b87333 [pool] — Designers have shipped Copper with #4b0643: 4 real palettes, including Chipotle's brand system and Dusk, as the accent. Seen in: Chipotle (https://brandsweets.com/colors/brands/chipotle-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Bramble (https://brandsweets.com/palettes/muted#bramble), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #4b0643: 8 real palettes, including Heinz's brand system and Discover's brand system, as the accent. Seen in: Heinz (https://brandsweets.com/colors/brands/heinz-com), Discover (https://brandsweets.com/colors/brands/discover-com), Box (https://brandsweets.com/colors/brands/box-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Tide Pool and Volkswagen's brand system put Midnight Blue beside #4b0643, as that palette's text colour. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Volkswagen (https://brandsweets.com/colors/brands/vw-com), Allbirds (https://brandsweets.com/colors/brands/allbirds-com), Gillette (https://brandsweets.com/colors/brands/gillette-com). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #4b0643: 4 real palettes, including Sorbet and Macaron, as the accent. Seen in: Sorbet (https://brandsweets.com/palettes/light#sorbet), Macaron (https://brandsweets.com/palettes/light#macaron), Opera (https://brandsweets.com/colors/brands/opera-com), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #4b0643 in 5 real palettes, including Rotten Tomatoes's brand system and Loom's brand system, as the supporting colour. Seen in: Rotten Tomatoes (https://brandsweets.com/colors/brands/rottentomatoes-com), Loom (https://brandsweets.com/colors/brands/loom-com), Zed (https://brandsweets.com/colors/brands/zed-dev), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/royalblue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #4b0643: 3 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), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/cadetblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #4b0643: 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), Microsoft (https://brandsweets.com/colors/brands/microsoft-com). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 14.93:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.41:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #d411be (4.62:1); AA: background → #8f8f8f (4.62:1); AAA: text → #f155df (7.11:1); AAA: background → #b3b3b3 (7.12:1)

## 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/4b0643-c19fb9-89cb62-2d1f26-eee9f1?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: "#4b0643" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.