# #334657

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

## Values

- Hex: `#334657`
- RGB: rgb(51, 70, 87)
- HSL: hsl(208, 26%, 27%)
- OKLCH: oklch(0.385 0.038 246)
- Relative luminance: 0.0577
- Nearest named color: Charcoal (#36454f, Δ 1.344) — https://brandsweets.com/colors/charcoal
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/334657

## Tints & shades

- Tints (toward white): #40586d, #4d6a84, #5b7d9a, #6e8eaa, #88a2b9, #9fb4c6, #b5c5d4, #ccd7e1, #e2e8ee, #f9fafb
- Shades (toward black): #2f4150, #2a3947, #263440, #222f3a, #1e2a33, #19222a, #151d23, #11171d, #0b1013, #080a0d

## Harmonies

- Complementary: #574433
- Analogous: #335756, #333457
- Triadic: #573346, #465733
- Split-complementary: #573334, #575633
- Tetradic: #563357, #574433, #345733

## Colors that go with #334657

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 #334657'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), N26 (https://brandsweets.com/colors/brands/n26-com), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/teal
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #334657 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/sienna
- **Blue** #0000ff [pool] — 10 real palettes, including Jeep's brand system and Alaska Airlines's brand system put Blue beside #334657, as the accent. Seen in: Jeep (https://brandsweets.com/colors/brands/jeep-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Nursery and Garden Wedding put Blush Pink beside #334657, as the lead colour. Seen in: Nursery (https://brandsweets.com/palettes/light#nursery), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/blush-pink
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #334657: 5 real palettes, including Paper & Pine and Clean Beauty, as the supporting colour. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Open House (https://brandsweets.com/palettes/clean#open-house), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #334657: 6 real palettes, including Notion's brand system and Desert Road. Seen in: Notion (https://brandsweets.com/colors/brands/notion), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #334657 in 9 real palettes, including Codecademy's brand system and Frost & Ember, as the accent. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #334657: 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): 9.75:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.15:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #597a97 (4.66:1); AA: background → #b3b3b3 (4.65:1); AAA: text → #7e9bb4 (7.23:1); AAA: background → #dbdbdb (7.04:1)

## Brands using this color

- **Tumblr** — secondary #36465d (Δ 1.168) — https://brandsweets.com/colors/brands/tumblr-com
- **Auth0** — secondary #27455c (Δ 1.764) — https://brandsweets.com/colors/brands/auth0-com
- **Hinge** — secondary #27455c (Δ 1.764) — https://brandsweets.com/colors/brands/hinge-co
- **Jack Daniel's** — secondary #27455c (Δ 1.764) — https://brandsweets.com/colors/brands/jackdaniels-com
- **Lamborghini** — accent #27455c (Δ 1.764) — https://brandsweets.com/colors/brands/lamborghini-com
- **Puma** — accent #27455c (Δ 1.764) — https://brandsweets.com/colors/brands/puma-com
- **Stanley** — accent #27455c (Δ 1.764) — https://brandsweets.com/colors/brands/stanley1913-com
- **Starlink** — primary #27455c (Δ 1.764) — https://brandsweets.com/colors/brands/starlink-com
- **Zoom** — accent #27455c (Δ 1.764) — https://brandsweets.com/colors/brands/zoom-us
- **Codecademy** — secondary #2c4c5c (Δ 1.925) — https://brandsweets.com/colors/brands/codecademy-com

## 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/334657-9cadc4-df4e51-1f212d-e9f1f1?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: "#334657" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.