# #5b3758

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

## Values

- Hex: `#5b3758`
- RGB: rgb(91, 55, 88)
- HSL: hsl(305, 25%, 29%)
- OKLCH: oklch(0.393 0.071 329.8)
- Relative luminance: 0.0566
- Nearest named color: Long Passionate Night (#5b365e, Δ 1.146) — https://brandsweets.com/colors/long-passionate-night
- Moods: warm, muted, dark, editorial, elegant, luxury, bold
- Page: https://brandsweets.com/colors/5b3758

## Tints & shades

- Tints (toward white): #73456f, #895284, #9f609a, #ad76a8, #ba8cb6, #c69fc2, #d3b6d1, #e0ccdf, #eee2ed, #fbf9fb
- Shades (toward black): #563453, #4d2e4a, #462a44, #3d243b, #362134, #2d1b2b, #261725, #1d111c, #160d16, #0d080c

## Harmonies

- Complementary: #375c3b
- Analogous: #4d375c, #5c3747
- Triadic: #595c37, #37595c
- Split-complementary: #475c37, #375c4d
- Tetradic: #5c4d37, #375c3b, #37475c

## Colors that go with #5b3758

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 #5b3758 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/seagreen
- **Blue** #0000ff [pool] — 5 real palettes, including Dunkin''s brand system and Minecraft's brand system put Blue beside #5b3758, as the supporting colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Jeep (https://brandsweets.com/colors/brands/jeep-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #5b3758 in 10 real palettes, including Codecademy's brand system and Dunkin''s brand system, as the accent. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-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 #5b3758: 7 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
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #5b3758 in 4 real palettes, including Darkroom and Bookshop, as the accent. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Pampers (https://brandsweets.com/colors/brands/pampers-com). — https://brandsweets.com/colors/hunter-green
- **Midnight Blue** #191970 [pool] — 5 real palettes, including Microsoft's brand system and Tide Pool put Midnight Blue beside #5b3758, 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
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #5b3758: 6 real palettes, including Macaron and Nursery, as the supporting colour. Seen in: Macaron (https://brandsweets.com/palettes/light#macaron), Nursery (https://brandsweets.com/palettes/light#nursery), Stone (https://brandsweets.com/palettes/neutral#stone), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/powderblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #5b3758: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 9.85:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.13:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9f609a (4.61:1); AA: background → #b0b0b0 (4.54:1); AAA: text → #b686b2 (7.04:1); AAA: background → #dbdbdb (7.11:1)

## Curated palettes containing it

- **Golden Hour** (sunset, warm, vivid, light) — #f4a259, #f25f5c, #5b3758, #fff7ec, #2b1a2b — Apricot into coral into plum — a sunset flattened to three tokens, with the plum doubling as the twilight text colour. — tool: https://brandsweets.com/palettes/new/f4a259-f25f5c-5b3758-fff7ec-2b1a2b — collection: https://brandsweets.com/palettes/sunset

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- editorial: https://brandsweets.com/fonts/mood/editorial
- elegant: https://brandsweets.com/fonts/mood/elegant
- 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/5b3758-c19fba-8ccb62-2d1f26-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: "#5b3758" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.