Color

#04489a

#04489a
hex#04489a
rgbrgb(4, 72, 154)
hslhsl(213, 95%, 31%)
oklchoklch(0.417 0.147 257.5)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0699

Colors that go with #04489a

Midnight Blue, Sienna and Charcoal 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.

Real palettes that use #04489a

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#9a5704

#04939a · #0b049a

#9a0448 · #489a04

Split-complementary

Open in tool →

#9a0b04 · #939a04

#9a0493 · #9a5704 · #049a0b

Contrast

#04489a as textRatioAAAA largeAAAFix
Aaon white
8.75:1passpasspassPasses AAA — no fix needed.
Aaon black
2.4:1failfailfail
  • AA: use #066fef as the text (4.53:1)
  • AAA: use #4798fa as the text (7.14:1)
  • AA: or shift the background to #bababa (4.51:1)
  • AAA: or shift the background to #e6e6e6 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #04489a as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#04489a reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04489a
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 #04489a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04489a-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