Color

#044ea9

#044ea9
hex#044ea9
rgbrgb(4, 78, 169)
hslhsl(213, 95%, 34%)
oklchoklch(0.442 0.16 258)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0834

Colors that go with #044ea9

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 →

#a95f04

#04a1a9 · #0d04a9

#a9044e · #4ea904

Split-complementary

Open in tool →

#a90d04 · #a1a904

#a904a1 · #a95f04 · #04a90d

Contrast

#044ea9 as textRatioAAAA largeAAAFix
Aaon white
7.87:1passpasspassPasses AAA — no fix needed.
Aaon black
2.67:1failfailfail
  • AA: use #066fef as the text (4.53:1)
  • AAA: use #4798fa as the text (7.14:1)
  • AA: or shift the background to #c4c4c4 (4.51:1)
  • AAA: or shift the background to #f2f2f2 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #044ea9 as the background.

Brands using this color

Fonts for this mood

#044ea9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #044ea9
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 #044ea9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/044ea9-9ca9c4-df584e-1f202d-e9f0f1?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