# #512e66

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

## Values

- Hex: `#512e66`
- RGB: rgb(81, 46, 102)
- HSL: hsl(278, 38%, 29%)
- OKLCH: oklch(0.371 0.1 311.3)
- Relative luminance: 0.0466
- Nearest named color: Imperial Purple (#5b3167, Δ 2.236) — https://brandsweets.com/colors/imperial-purple
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/512e66

## Tints & shades

- Tints (toward white): #65397f, #794497, #8c4fb0, #9c68bb, #ad80c6, #ba95d0, #caaedb, #dac7e6, #eadff1, #faf8fc
- Shades (toward black): #4c2b5f, #432654, #3e234d, #351e43, #301b3c, #271631, #22132a, #190e20, #140b19, #0b060e

## Harmonies

- Complementary: #42662e
- Analogous: #352e66, #662e5f
- Triadic: #66512e, #2e6651
- Split-complementary: #5f662e, #2e6635
- Tetradic: #66352e, #42662e, #2e5f66

## Colors that go with #512e66

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] — 4 real palettes, including Alaska Airlines's brand system and Dunkin''s brand system put Blue beside #512e66, as the accent. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Sketch (https://brandsweets.com/colors/brands/sketch-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #512e66 in 9 real palettes, including Marvel's brand system and Casper Sleep's brand system, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #512e66: 11 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), Panasonic (https://brandsweets.com/colors/brands/panasonic-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 10 real palettes, including Microsoft's brand system and Tide Pool put Midnight Blue beside #512e66, as the accent. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Gillette (https://brandsweets.com/colors/brands/gillette-com), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #512e66 in 4 real palettes, including Tumblr's brand system and Audi's brand system, as the accent. Seen in: Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Audi (https://brandsweets.com/colors/brands/audi-com), Tide (https://brandsweets.com/colors/brands/tide-com), NASA (https://brandsweets.com/colors/brands/nasa-gov). — https://brandsweets.com/colors/orangered
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #512e66: 7 real palettes, including Macaron and Frost & Ember, as the supporting colour. Seen in: Macaron (https://brandsweets.com/palettes/light#macaron), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), First Snow (https://brandsweets.com/palettes/cool#first-snow), Nursery (https://brandsweets.com/palettes/light#nursery). — https://brandsweets.com/colors/powderblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #512e66: 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 #512e66 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): 10.87:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.93:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #965db6 (4.54:1); AA: background → #a8a8a8 (4.57:1); AAA: text → #b187c9 (7.18:1); AAA: background → #d1d1d1 (7.12:1)

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/512e66-ba9cc4-bbcb62-2d1f2c-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: "#512e66" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.