# #004f70

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

## Values

- Hex: `#004f70`
- RGB: rgb(0, 79, 112)
- HSL: hsl(198, 100%, 22%)
- OKLCH: oklch(0.404 0.086 235.1)
- Relative luminance: 0.0676
- Nearest named color: Raging Thunderstorm (#004f63, Δ 2.269) — https://brandsweets.com/colors/raging-thunderstorm
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/004f70

## Tints & shades

- Tints (toward white): #006b99, #0084bd, #00a1e6, #0ab6ff, #33c2ff, #5cceff, #80d9ff, #a8e5ff, #ccf0ff, #f5fcff
- Shades (toward black): #004766, #00405c, #003d57, #00364d, #002e42, #002738, #00202e, #001d29, #00151f, #000e14

## Harmonies

- Complementary: #702200
- Analogous: #00705a, #001670
- Triadic: #70004f, #4f7000
- Split-complementary: #700016, #705a00
- Tetradic: #5a0070, #702200, #167000

## Colors that go with #004f70

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

- **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #004f70: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #004f70'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), Motorola (https://brandsweets.com/colors/brands/motorola-com), Nokia (https://brandsweets.com/colors/brands/nokia-com). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: analogous] — Teal is #004f70'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), 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] — 6 real palettes, including Alaska Airlines's brand system and CVS's brand system put Blue beside #004f70, as the accent. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), CVS (https://brandsweets.com/colors/brands/cvs-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), Tesco (https://brandsweets.com/colors/brands/tesco-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #004f70: 4 real palettes, including Open House and Paper & Pine, as the supporting colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Dusk (https://brandsweets.com/palettes/cool#dusk), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #004f70: 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), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #004f70 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
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #004f70: 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): 8.93:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #007db3 (4.58:1); AA: background → #b8b8b8 (4.5:1); AAA: text → #00a1e6 (7.24:1); AAA: background → #e6e6e6 (7.15:1)

## 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/004f70-9cb3c4-df4e69-1f232d-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: "#004f70" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.