# #004c8f

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

## Values

- Hex: `#004c8f`
- RGB: rgb(0, 76, 143)
- HSL: hsl(208, 100%, 28%)
- OKLCH: oklch(0.417 0.128 252.9)
- Relative luminance: 0.0715
- Nearest named color: Cascade Twilight (#234893, Δ 2.188) — https://brandsweets.com/colors/cascade-twilight
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/004c8f

## Tints & shades

- Tints (toward white): #005fb3, #0072d6, #0085fa, #1f96ff, #42a7ff, #66b8ff, #8ac8ff, #add9ff, #d1eaff, #f5faff
- Shades (toward black): #004785, #003f75, #00396b, #00315c, #002c52, #002647, #001e38, #00182e, #00101f, #000b14

## Harmonies

- Complementary: #8f4300
- Analogous: #008f8a, #00058f
- Triadic: #8f004c, #4c8f00
- Split-complementary: #8f0005, #8f8a00
- Tetradic: #8a008f, #8f4300, #058f00

## Colors that go with #004c8f

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #004c8f: softer than #000 and cool enough to feel like part of the same palette. Seen in: Amazon (https://brandsweets.com/colors/brands/amazon-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #004c8f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Costco (https://brandsweets.com/colors/brands/costco-com), Chase (https://brandsweets.com/colors/brands/chase-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #004c8f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Dyson (https://brandsweets.com/colors/brands/dyson-com). — https://brandsweets.com/colors/sienna
- **Blue** #0000ff [pool] — 7 real palettes, including CVS's brand system and Tesco's brand system put Blue beside #004c8f, as the supporting colour. Seen in: CVS (https://brandsweets.com/colors/brands/cvs-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), Procter & Gamble (https://brandsweets.com/colors/brands/pg-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/blue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #004c8f: 6 real palettes, including MLB's brand system and Campbell's's brand system, as the supporting colour. Seen in: MLB (https://brandsweets.com/colors/brands/mlb-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com). — https://brandsweets.com/colors/firebrick
- **Midnight Blue** #191970 [pool] — 20 real palettes, including First Snow and Fintech Trust put Midnight Blue beside #004c8f, as that palette's text colour. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Microsoft (https://brandsweets.com/colors/brands/microsoft-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 4 real palettes, including Amazon's brand system and Gopro's brand system put Orange beside #004c8f, as the lead colour. Seen in: Amazon (https://brandsweets.com/colors/brands/amazon-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Campus (https://brandsweets.com/palettes/friendly#campus), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/orange
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #004c8f in 6 real palettes, including NASA's brand system and Tide's brand system, as the supporting colour. Seen in: NASA (https://brandsweets.com/colors/brands/nasa-gov), Tide (https://brandsweets.com/colors/brands/tide-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Soundcloud (https://brandsweets.com/colors/brands/soundcloud-com). — https://brandsweets.com/colors/orangered

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

- On white (#ffffff): 8.64:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.43:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0075db (4.57:1); AA: background → #bdbdbd (4.6:1); AAA: text → #2499ff (7.08:1); AAA: background → #e8e8e8 (7.05:1)

## Brands using this color

- **CVS** — accent #004d99 (Δ 1.654) — https://brandsweets.com/colors/brands/cvs-com
- **Unilever** — secondary #004d99 (Δ 1.654) — https://brandsweets.com/colors/brands/unilever-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- 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/004c8f-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: "#004c8f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.