Color

#023769

#023769
hex#023769
rgbrgb(2, 55, 105)
hslhsl(209, 96%, 21%)
oklchoklch(0.336 0.101 252.9)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0377

Colors that go with #023769

Crimson, Teal and 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 →

#693402

#026967 · #020469

#690237 · #376902

Split-complementary

Open in tool →

#690204 · #696702

#670269 · #693402 · #046902

Contrast

#023769 as textRatioAAAA largeAAAFix
Aaon white
11.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #0474dc as the text (4.54:1)
  • AAA: use #329afb as the text (7.15:1)
  • 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 #023769 as the background.

Brands using this color

Fonts for this mood

#023769 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #023769
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 #023769 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/023769-9cacc4-df4e4e-1f212d-e9f1f1?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