Color

#04436c

#04436c
hex#04436c
rgbrgb(4, 67, 108)
hslhsl(204, 93%, 22%)
oklchoklch(0.37 0.091 245.1)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0512

Colors that go with #04436c

Royal Blue, Blue and Cadet 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 →

#6c2e04

#046c62 · #040e6c

#6c0443 · #436c04

Split-complementary

Open in tool →

#6c040e · #6c6204

#62046c · #6c2e04 · #0e6c04

Contrast

#04436c as textRatioAAAA largeAAAFix
Aaon white
10.37:1passpasspassPasses AAA — no fix needed.
Aaon black
2.02:1failfailfail
  • AA: use #0779c5 as the text (4.55:1)
  • AAA: use #139bf6 as the text (7.05:1)
  • AA: or shift the background to #ababab (4.52:1)
  • AAA: or shift the background to #d6d6d6 (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 #04436c as the background.

Brands using this color

Fonts for this mood

#04436c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04436c
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 #04436c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04436c-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