Color

#02124a

#02124a
hex#02124a
rgbrgb(2, 18, 74)
hslhsl(227, 95%, 15%)
oklchoklch(0.218 0.106 264.1)
Closest name: Interstellar Blue (#001155)Relative luminance 0.0094

Colors that go with #02124a

Blue Violet, Charcoal and Crimson 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 →

#4b3b02

#02364b · #17024b

#4b0212 · #124b02

Split-complementary

Open in tool →

#4b1702 · #364b02

#4b0236 · #4b3b02 · #024b17

Contrast

#02124a as textRatioAAAA largeAAAFix
Aaon white
17.68:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #426afa as the text (4.67:1)
  • AAA: use #7491fb as the text (7.19:1)
  • AA: or shift the background to #828282 (4.6:1)
  • AAA: or shift the background to #a3a3a3 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #02124a as the background.

Brands using this color

Fonts for this mood

#02124a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #02124a
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 #02124a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/02124a-9ca0c4-df7a4e-221f2d-e9eff1?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