Color

#02236e

#02236e
hex#02236e
rgbrgb(2, 35, 110)
hslhsl(222, 96%, 22%)
oklchoklch(0.294 0.135 262.5)
Closest name: Black Sea Night (#052462)Relative luminance 0.0234

Colors that go with #02236e

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 →

#6e4e02

#02586e · #18026e

#6e0223 · #236e02

Split-complementary

Open in tool →

#6e1802 · #586e02

#6e0258 · #6e4e02 · #026e18

Contrast

#02236e as textRatioAAAA largeAAAFix
Aaon white
14.3:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #2d6bfb as the text (4.61:1)
  • AAA: use #6492fc as the text (7.06:1)
  • AA: or shift the background to #919191 (4.54:1)
  • AAA: or shift the background to #b8b8b8 (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #02236e as the background.

Brands using this color

Fonts for this mood

#02236e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #02236e
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 #02236e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/02236e-9ca3c4-df6e4e-211f2d-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