Color

#03236d

#03236d
hex#03236d
rgbrgb(3, 35, 109)
hslhsl(222, 95%, 22%)
oklchoklch(0.294 0.133 262.7)
Closest name: Black Sea Night (#052462)Relative luminance 0.0233

Colors that go with #03236d

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 →

#6d4d03

#03586d · #18036d

#6d0323 · #236d03

Split-complementary

Open in tool →

#6d1803 · #586d03

#6d0358 · #6d4d03 · #036d18

Contrast

#03236d as textRatioAAAA largeAAAFix
Aaon white
14.33:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #2e6bfa as the text (4.6:1)
  • AAA: use #6592fb as the text (7.06:1)
  • AA: or shift the background to #919191 (4.55:1)
  • AAA: or shift the background to #b8b8b8 (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #03236d as the background.

Brands using this color

Fonts for this mood

#03236d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #03236d
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 #03236d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03236d-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