# #513361

A color — cool, muted, dark, luxury, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#513361`
- RGB: rgb(81, 51, 97)
- HSL: hsl(279, 31%, 29%)
- OKLCH: oklch(0.377 0.084 313)
- Relative luminance: 0.0498
- Nearest named color: Imperial Purple (#5b3167, Δ 2.258) — https://brandsweets.com/colors/imperial-purple
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/513361

## Tints & shades

- Tints (toward white): #643f78, #784c90, #8b58a7, #9c6fb3, #ac87c0, #ba9bca, #cab2d7, #dacae3, #eae1ef, #faf8fb
- Shades (toward black): #4b305a, #432a50, #3d2749, #35213f, #2f1e39, #27192f, #211528, #19101e, #140c17, #0b070d

## Harmonies

- Complementary: #436133
- Analogous: #3a3361, #61335a
- Triadic: #615133, #336151
- Split-complementary: #5a6133, #33613a
- Tetradic: #613a33, #436133, #335a61

## Colors that go with #513361

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

- **Blue** #0000ff [pool] — 7 real palettes, including Dunkin''s brand system and Alaska Airlines's brand system put Blue beside #513361, as the supporting colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Sketch (https://brandsweets.com/colors/brands/sketch-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #513361 in 10 real palettes, including Marvel's brand system and Frost & Ember, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #513361: 4 real palettes, including Lamborghini's brand system and Kraken's brand system, as the supporting colour. Seen in: Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Kraken (https://brandsweets.com/colors/brands/kraken-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #513361: 12 real palettes, including Hinge's brand system and Jack Daniel's's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com), HP (https://brandsweets.com/colors/brands/hp-com). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #513361 in 4 real palettes, including Sapphire & Gold and Disney's brand system, as the supporting colour. Seen in: Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Disney (https://brandsweets.com/colors/brands/disney-com), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Microsoft's brand system and Tide Pool put Midnight Blue beside #513361, as the accent. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), First Snow (https://brandsweets.com/palettes/cool#first-snow), Volkswagen (https://brandsweets.com/colors/brands/vw-com). — https://brandsweets.com/colors/midnightblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #513361: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke
- **Dark Olive Green** #556b2f [harmony: complementary] — Dark Olive Green sits directly opposite #513361 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 10.52:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9262ac (4.56:1); AA: background → #ababab (4.58:1); AAA: text → #ae8ac1 (7.21:1); AAA: background → #d4d4d4 (7.1:1)

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- 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/513361-b99fc1-b9cb62-2d1f2c-ebe9f1?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: "#513361" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.