Color

#063474

#063474
hex#063474
rgbrgb(6, 52, 116)
hslhsl(215, 90%, 24%)
oklchoklch(0.339 0.12 258.6)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0376

Colors that go with #063474

Charcoal, Crimson and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#744606

#066b74 · #0f0674

#740634 · #347406

Split-complementary

Open in tool →

#740f06 · #6b7406

#74066b · #744606 · #06740f

Contrast

#063474 as textRatioAAAA largeAAAFix
Aaon white
11.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #126ff3 as the text (4.59:1)
  • AAA: use #5598f6 as the text (7.21:1)
  • AA: or shift the background to #a1a1a1 (4.64:1)
  • AAA: or shift the background to #c7c7c7 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #063474 as the background.

Brands using this color

Fonts for this mood

#063474 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #063474
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #063474 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/063474-9ca8c4-df5d4e-201f2d-e9f0f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md