Color

#04479f

#04479f
hex#04479f
rgbrgb(4, 71, 159)
hslhsl(214, 95%, 32%)
oklchoklch(0.419 0.155 258.6)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0704

Colors that go with #04479f

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 →

#9f5c04

#04959f · #0e049f

#9f0447 · #479f04

Split-complementary

Open in tool →

#9f0e04 · #959f04

#9f0495 · #9f5c04 · #049f0e

Contrast

#04479f as textRatioAAAA largeAAAFix
Aaon white
8.72:1passpasspassPasses AAA — no fix needed.
Aaon black
2.41:1failfailfail
  • AA: use #066df4 as the text (4.5:1)
  • AAA: use #4c98fa as the text (7.18:1)
  • AA: or shift the background to #bdbdbd (4.64:1)
  • AAA: or shift the background to #e8e8e8 (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 #04479f as the background.

Brands using this color

Fonts for this mood

#04479f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04479f
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 #04479f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04479f-9ca9c4-df5a4e-1f1f2d-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