# #2c5158

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

## Values

- Hex: `#2c5158`
- RGB: rgb(44, 81, 88)
- HSL: hsl(190, 33%, 26%)
- OKLCH: oklch(0.41 0.044 211.1)
- Relative luminance: 0.0712
- Nearest named color: darkslategray (#2f4f4f, Δ 1.447) — https://brandsweets.com/colors/darkslategray
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/2c5158

## Tints & shades

- Tints (toward white): #386770, #447c88, #5295a3, #66a5b2, #7eb3be, #96c1ca, #aecfd6, #c9dfe4, #e0edf0, #f8fbfc
- Shades (toward black): #294b51, #26444b, #203b40, #1d353a, #1a2f33, #16282c, #132225, #0e191b, #0a1314, #070c0e

## Harmonies

- Complementary: #58342c
- Analogous: #2c584a, #2c3b58
- Triadic: #582c51, #51582c
- Split-complementary: #582c3b, #584a2c
- Tetradic: #4a2c58, #58342c, #3b582c

## Colors that go with #2c5158

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

- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #2c5158's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com), Capital One (https://brandsweets.com/colors/brands/capitalone-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: analogous] — Teal is #2c5158's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Gusto (https://brandsweets.com/colors/brands/gusto-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), N26 (https://brandsweets.com/colors/brands/n26-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/teal
- **Rust** #b7410e [harmony, pool: complementary] — Rust sits directly opposite #2c5158 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: IHG (https://brandsweets.com/colors/brands/ihg-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/rust
- **Blue** #0000ff [pool] — 9 real palettes, including Jeep's brand system and Alaska Airlines's brand system put Blue beside #2c5158, as the accent. Seen in: Jeep (https://brandsweets.com/colors/brands/jeep-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #2c5158: 5 real palettes, including Paper & Pine and Dusk, as the supporting colour. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #2c5158: 5 real palettes, including Desert Road and Notion's brand system, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Notion (https://brandsweets.com/colors/brands/notion), Dusk (https://brandsweets.com/palettes/cool#dusk), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #2c5158 in 6 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 #2c5158: 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): 8.66:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.42:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #46808b (4.72:1); AA: background → #bdbdbd (4.61:1); AAA: text → #5ca0ad (7.09:1); AAA: background → #e8e8e8 (7.07:1)

## Brands using this color

- **Codecademy** — secondary #2c4c5c (Δ 1.97) — 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/2c5158-a2b6be-df4e7c-1f252d-e9f1ef?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: "#2c5158" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.