Color

#04889f

#04889f
hex#04889f
rgbrgb(4, 136, 159)
hslhsl(189, 95%, 32%)
oklchoklch(0.577 0.101 215.3)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.2014

Colors that go with #04889f

Charcoal, Crimson and Rust 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 →

#9f1b04

#049f69 · #043a9f

#9f0488 · #889f04

Split-complementary

Open in tool →

#9f043a · #9f6904

#69049f · #9f1b04 · #3a9f04

Contrast

#04889f as textRatioAAAA largeAAAFix
Aaon white
4.18:1failpassfail
  • AA: use #047f95 as the text (4.69:1)
  • AAA: use #036272 as the text (7.01:1)
  • AA: or shift the background to #0f0f0f (4.59:1)
Aaon black
5.03:1passpassfail
  • AAA: use #05a6c2 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #04889f 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

#04889f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04889f
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 #04889f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04889f-a2b7be-df4e7e-1f252d-e9f1ee?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