Color

#02436e

#02436e
hex#02436e
rgbrgb(2, 67, 110)
hslhsl(204, 96%, 22%)
oklchoklch(0.371 0.094 245.9)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0515

Colors that go with #02436e

Crimson, Royal Blue 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 →

#6e2d02

#026e63 · #020d6e

#6e0243 · #436e02

Split-complementary

Open in tool →

#6e020d · #6e6302

#63026e · #6e2d02 · #0d6e02

Contrast

#02436e as textRatioAAAA largeAAAFix
Aaon white
10.34:1passpasspassPasses AAA — no fix needed.
Aaon black
2.03:1failfailfail
  • AA: use #047ac8 as the text (4.62:1)
  • AAA: use #0a9afa as the text (7.02:1)
  • AA: or shift the background to #ababab (4.5:1)
  • AAA: or shift the background to #d6d6d6 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #02436e as the background.

Brands using this color

Fonts for this mood

#02436e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #02436e
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 #02436e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/02436e-9cafc4-df4e5a-1f222d-e9f1f0?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