Color

#273e04

#273e04
hex#273e04
rgbrgb(39, 62, 4)
hslhsl(84, 88%, 13%)
oklchoklch(0.332 0.085 129.8)
Closest name: Dark Olive (#373e02)Relative luminance 0.0389

Colors that go with #273e04

Crimson, Sea Green and 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 →

#1b043e

#3e3804 · #0a3e04

#04273e · #3e0427

Split-complementary

Open in tool →

#040a3e · #38043e

#043e38 · #1b043e · #3e040a

Contrast

#273e04 as textRatioAAAA largeAAAFix
Aaon white
11.82:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #548609 as the text (4.79:1)
  • AAA: use #69a80b as the text (7.21:1)
  • AA: or shift the background to #a1a1a1 (4.57:1)
  • AAA: or shift the background to #c9c9c9 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #273e04 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

#273e04 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #273e04
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 #273e04 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/273e04-afbea2-4e5adf-222d1f-f1f0e9?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