# #2a4b60

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

## Values

- Hex: `#2a4b60`
- RGB: rgb(42, 75, 96)
- HSL: hsl(203, 39%, 27%)
- OKLCH: oklch(0.397 0.053 238)
- Relative luminance: 0.0637
- Nearest named color: Bluedgeons (#324c64, Δ 1.254) — https://brandsweets.com/colors/bluedgeons
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/2a4b60

## Tints & shades

- Tints (toward white): #355f79, #407291, #4b86aa, #5f97b9, #7ca9c5, #95b9d0, #adcadb, #c6dae6, #dfeaf1, #f8fafc
- Shades (toward black): #274659, #223d4e, #1f3847, #1c3240, #192d39, #14242e, #111f27, #0e1920, #091115, #060b0e

## Harmonies

- Complementary: #603f2a
- Analogous: #2a6059, #2a3060
- Triadic: #602a4b, #4b602a
- Split-complementary: #602a30, #60592a
- Tetradic: #592a60, #603f2a, #30602a

## Colors that go with #2a4b60

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

- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #2a4b60's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Zoom (https://brandsweets.com/colors/brands/zoom-us), Disney (https://brandsweets.com/colors/brands/disney-com), Console Light (https://brandsweets.com/palettes/technical#console-light), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: analogous] — Teal is #2a4b60'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
- **Blue** #0000ff [pool] — 9 real palettes, including Alaska Airlines's brand system and Jeep's brand system put Blue beside #2a4b60, as the accent. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Nursery and Garden Wedding put Blush Pink beside #2a4b60, 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 #2a4b60: 6 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #2a4b60: 4 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #2a4b60 in 7 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), Marvel (https://brandsweets.com/colors/brands/marvel-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/crimson
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #2a4b60: 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): 9.24:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.27:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #447a9c (4.51:1); AA: background → #b5b5b5 (4.5:1); AAA: text → #6a9ebe (7.25:1); AAA: background → #e3e3e3 (7.2:1)

## Brands using this color

- **Codecademy** — secondary #2c4c5c (Δ 0.87) — https://brandsweets.com/colors/brands/codecademy-com
- **Tumblr** — secondary #36465d (Δ 1.943) — https://brandsweets.com/colors/brands/tumblr-com
- **Auth0** — secondary #27455c (Δ 1.991) — https://brandsweets.com/colors/brands/auth0-com
- **Hinge** — secondary #27455c (Δ 1.991) — https://brandsweets.com/colors/brands/hinge-co
- **Jack Daniel's** — secondary #27455c (Δ 1.991) — https://brandsweets.com/colors/brands/jackdaniels-com
- **Lamborghini** — accent #27455c (Δ 1.991) — https://brandsweets.com/colors/brands/lamborghini-com
- **Puma** — accent #27455c (Δ 1.991) — https://brandsweets.com/colors/brands/puma-com
- **Stanley** — accent #27455c (Δ 1.991) — https://brandsweets.com/colors/brands/stanley1913-com
- **Starlink** — primary #27455c (Δ 1.991) — https://brandsweets.com/colors/brands/starlink-com
- **Zoom** — accent #27455c (Δ 1.991) — https://brandsweets.com/colors/brands/zoom-us

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/2a4b60-9cb0c4-df4e5d-1f222d-e9f1f0?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: "#2a4b60" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.