# #384a6b

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

## Values

- Hex: `#384a6b`
- RGB: rgb(56, 74, 107)
- HSL: hsl(219, 31%, 32%)
- OKLCH: oklch(0.409 0.06 262.1)
- Relative luminance: 0.068
- Nearest named color: Bonne Nuit (#3a4866, Δ 0.918) — https://brandsweets.com/colors/bonne-nuit
- Moods: cool, muted
- Page: https://brandsweets.com/colors/384a6b

## Tints & shades

- Tints (toward white): #455a82, #4f6896, #5f79ab, #738ab5, #8a9dc1, #a1b1ce, #b6c2d8, #cdd5e5, #e1e6ef, #f8f9fb
- Shades (toward black): #334361, #2e3c57, #2a3850, #253146, #202a3c, #1a2332, #151c28, #121721, #0c1017, #07090d

## Harmonies

- Complementary: #6b5938
- Analogous: #38636b, #40386b
- Triadic: #6b384a, #4a6b38
- Split-complementary: #6b4038, #636b38
- Tetradic: #6b3863, #6b5938, #386b40

## Colors that go with #384a6b

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

- **Teal** #008080 [harmony, pool: analogous] — Teal is #384a6b's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Gusto (https://brandsweets.com/colors/brands/gusto-com), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/teal
- **Blue** #0000ff [pool] — 7 real palettes, including Alaska Airlines's brand system and Jeep's brand system put Blue beside #384a6b, as the accent. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), CVS (https://brandsweets.com/colors/brands/cvs-com), Tesco (https://brandsweets.com/colors/brands/tesco-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #384a6b: 4 real palettes, including Dusk and Open House, as the supporting colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Crimson** #dc143c [pool] — Crimson is paired with #384a6b in 9 real palettes, including Codecademy's brand system and Marvel's brand system, as the accent. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #384a6b: 15 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 #384a6b in 5 real palettes, including Disney's brand system and Sapphire & Gold, as the accent. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Fireside (https://brandsweets.com/palettes/dark#fireside), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 12 real palettes, including Microsoft's brand system and First Snow put Midnight Blue beside #384a6b, as the accent. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Plaid (https://brandsweets.com/colors/brands/plaid-com), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com). — https://brandsweets.com/colors/midnightblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #384a6b: 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): 8.9:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.36:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5b76a9 (4.61:1); AA: background → #bababa (4.58:1); AAA: text → #8398be (7.2:1); AAA: background → #e6e6e6 (7.13:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/384a6b-9ca5c4-df664e-211f2d-e9f0f1?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: "#384a6b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.