Color

#27904a

#27904a
hex#27904a
rgbrgb(39, 144, 74)
hslhsl(140, 57%, 36%)
oklchoklch(0.578 0.141 150.1)
Closest name: seagreen (#2e8b57)Relative luminance 0.2087

Colors that go with #27904a

Charcoal, Crimson and Royal 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 →

#90276d

#399027 · #27907f

#4a2790 · #904a27

Split-complementary

Open in tool →

#7f2790 · #902739

#273990 · #90276d · #907f27

Contrast

#27904a as textRatioAAAA largeAAAFix
Aaon white
4.06:1failpassfail
  • AA: use #248444 as the text (4.71:1)
  • AAA: use #1b6434 as the text (7.19:1)
  • AA: or shift the background to #141414 (4.54:1)
Aaon black
5.17:1passpassfail
  • AAA: use #2fac59 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #27904a as the background.

Brands using this color

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

mcpConnect your agent — build around #27904a
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 #27904a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27904a-a2beaf-c259d4-1f2d2a-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