# #5a3f69

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

## Values

- Hex: `#5a3f69`
- RGB: rgb(90, 63, 105)
- HSL: hsl(279, 25%, 33%)
- OKLCH: oklch(0.415 0.075 312.9)
- Relative luminance: 0.0675
- Nearest named color: Haunted Candelabra (#57446a, Δ 1.426) — https://brandsweets.com/colors/haunted-candelabra
- Moods: cool, muted
- Page: https://brandsweets.com/colors/5a3f69

## Tints & shades

- Tints (toward white): #6e4d80, #7e5893, #9069a5, #9e7cb1, #af93be, #bda6c9, #cdbcd7, #dccfe2, #ece6f0, #faf9fb
- Shades (toward black): #523960, #4a3456, #422e4d, #3a2843, #34243d, #2c1f33, #241929, #1b1320, #130d16, #0b080d

## Harmonies

- Complementary: #4e693f
- Analogous: #453f69, #693f63
- Triadic: #695a3f, #3f695a
- Split-complementary: #63693f, #3f6945
- Tetradic: #69453f, #4e693f, #3f6369

## Colors that go with #5a3f69

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 #5a3f69, as the accent. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #5a3f69 in 8 real palettes, including Wells Fargo's brand system and Codecademy's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #5a3f69: 6 real palettes, including Hinge's brand system and HP's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), HP (https://brandsweets.com/colors/brands/hp-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Microsoft's brand system and First Snow put Midnight Blue beside #5a3f69, as the accent. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #5a3f69: 6 real palettes, including First Snow and Nursery, as the accent. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Nursery (https://brandsweets.com/palettes/light#nursery), Stone (https://brandsweets.com/palettes/neutral#stone), Macaron (https://brandsweets.com/palettes/light#macaron). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #5a3f69 in 10 real palettes, including Console Light and Zoom's brand system, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Zoom (https://brandsweets.com/colors/brands/zoom-us), Stripe (https://brandsweets.com/colors/brands/stripe), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/royalblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #5a3f69: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #5a3f69: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Gusto (https://brandsweets.com/colors/brands/gusto-com). — https://brandsweets.com/colors/teal

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

- On white (#ffffff): 8.94:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8e66a3 (4.58:1); AA: background → #b8b8b8 (4.51:1); AAA: text → #aa8cba (7.17:1); AAA: background → #e6e6e6 (7.16:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/5a3f69-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: "#5a3f69" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.