# #3d013b

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

## Values

- Hex: `#3d013b`
- RGB: rgb(61, 1, 59)
- HSL: hsl(302, 97%, 12%)
- OKLCH: oklch(0.252 0.113 329.9)
- Relative luminance: 0.0133
- Nearest named color: Dark Purple (#35063e, Δ 2.091) — https://brandsweets.com/colors/dark-purple
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/3d013b

## Tints & shades

- Tints (toward white): #690266, #92028d, #bf03b9, #e704df, #fc1df4, #fc4af6, #fd72f8, #fea0fa, #fec8fc, #fff5ff
- Shades (toward black): #370135, #320131, #320131, #2d012c, #280127, #230122, #1e001d, #1e001d, #190018, #140013

## Harmonies

- Complementary: #013c03
- Analogous: #21013c, #3c011d
- Triadic: #3a3c01, #013a3c
- Split-complementary: #1d3c01, #013c21
- Tetradic: #3c2101, #013c03, #011d3c

## Colors that go with #3d013b

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 text near-black for #3d013b: softer than #000 and cool enough to feel like part of the same palette. Seen in: Volkswagen (https://brandsweets.com/colors/brands/vw-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Microsoft (https://brandsweets.com/colors/brands/microsoft-com), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/charcoal
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #3d013b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Clinic (https://brandsweets.com/palettes/clean#clinic), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Alpine (https://brandsweets.com/palettes/cool#alpine), Mid-Century (https://brandsweets.com/palettes/warm#mid-century). — https://brandsweets.com/colors/teal
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #3d013b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Wellness (https://brandsweets.com/palettes/warm#wellness), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #3d013b in 7 real palettes, including Southwest Airlines's brand system and Blueprint, as the accent. Seen in: Southwest Airlines (https://brandsweets.com/colors/brands/southwest-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Sketch's brand system and Tim Hortons's brand system put Blue beside #3d013b, as the accent. Seen in: Sketch (https://brandsweets.com/colors/brands/sketch-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Penpot (https://brandsweets.com/colors/brands/penpot-app). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #3d013b: 7 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), Arctic (https://brandsweets.com/palettes/clean#arctic), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 6 real palettes, including Allbirds's brand system and Bramble put Champagne beside #3d013b, as the accent. Seen in: Allbirds (https://brandsweets.com/colors/brands/allbirds-com), Bramble (https://brandsweets.com/palettes/muted#bramble), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Darkroom (https://brandsweets.com/palettes/muted#darkroom). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #3d013b: 11 real palettes, including Hershey's's brand system and Airtable's brand system, as the supporting colour. Seen in: Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Airtable (https://brandsweets.com/colors/brands/airtable-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/cobalt

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

- On white (#ffffff): 16.59:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.27:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #d303cc (4.65:1); AA: background → #878787 (4.62:1); AAA: text → #fc3bf6 (7.1:1); AAA: background → #ababab (7.22:1)

## 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/3d013b-c19fbc-91cb62-2d1f27-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: "#3d013b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.