Color

#02245a

#02245a
hex#02245a
rgbrgb(2, 36, 90)
hslhsl(217, 96%, 18%)
oklchoklch(0.276 0.105 259.5)
Closest name: Black Sea Night (#052462)Relative luminance 0.0201

Colors that go with #02245a

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 →

#5a3802

#02505a · #0c025a

#5a0224 · #245a02

Split-complementary

Open in tool →

#5a0c02 · #505a02

#5a0250 · #5a3802 · #025a0c

Contrast

#02245a as textRatioAAAA largeAAAFix
Aaon white
14.97:1passpasspassPasses AAA — no fix needed.
Aaon black
1.4:1failfailfail
  • AA: use #146cfa as the text (4.56:1)
  • AAA: use #5595fc as the text (7.09:1)
  • AA: or shift the background to #8f8f8f (4.63:1)
  • AAA: or shift the background to #b3b3b3 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #02245a as the background.

Brands using this color

Fonts for this mood

#02245a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #02245a
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 #02245a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/02245a-9ca7c4-df624e-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