Color

#278642

#278642
hex#278642
rgbrgb(39, 134, 66)
hslhsl(137, 55%, 34%)
oklchoklch(0.549 0.135 148.9)
Closest name: Bold Irish (#2a814d)Relative luminance 0.1787

Colors that go with #278642

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 →

#86276b

#3c8627 · #278672

#422786 · #864227

Split-complementary

Open in tool →

#722786 · #86273c

#273c86 · #86276b · #867227

Contrast

#278642 as textRatioAAAA largeAAAFix
Aaon white
4.59:1passpassfail
  • AAA: use #1d6331 as the text (7.29:1)
Aaon black
4.57:1passpassfail
  • AAA: use #31aa54 as the text (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 #278642 as the background.

Brands using this color

mcpConnect your agent — build around #278642
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 #278642 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/278642-a2bead-bb59d4-1f2d29-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