Color

#04581a

#04581a
hex#04581a
rgbrgb(4, 88, 26)
hslhsl(136, 91%, 18%)
oklchoklch(0.402 0.12 146.2)
Closest name: Deep Green (#02590f)Relative luminance 0.0708

Colors that go with #04581a

Blue, Emerald Green and Taupe 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 →

#580441

#185804 · #045844

#1a0458 · #581a04

Split-complementary

Open in tool →

#440458 · #580418

#041858 · #580441 · #584404

Contrast

#04581a as textRatioAAAA largeAAAFix
Aaon white
8.69:1passpasspassPasses AAA — no fix needed.
Aaon black
2.42:1failfailfail
  • AA: use #068829 as the text (4.56:1)
  • AAA: use #08af35 as the text (7.19:1)
  • AA: or shift the background to #bdbdbd (4.63:1)
  • AAA: or shift the background to #e8e8e8 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #04581a as the background.

Brands using this color

Fonts for this mood

#04581a reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04581a
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 #04581a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04581a-a2bead-b959d4-1f2d29-ebf1e9?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