Color

#3c8656

#3c8656
hex#3c8656
rgbrgb(60, 134, 86)
hslhsl(141, 38%, 38%)
oklchoklch(0.56 0.105 153)
Closest name: seagreen (#2e8b57)Relative luminance 0.1868

Colors that go with #3c8656

Charcoal, Medium Violet Red and Copper 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 →

#863c6c

#47863c · #3c867b

#563c86 · #86563c

Split-complementary

Open in tool →

#7b3c86 · #863c47

#3c4786 · #863c6c · #867b3c

Contrast

#3c8656 as textRatioAAAA largeAAAFix
Aaon white
4.43:1failpassfail
  • AA: use #3a8254 as the text (4.67:1)
  • AAA: use #2c633f as the text (7.09:1)
  • AA: or shift the background to #080808 (4.52:1)
Aaon black
4.74:1passpassfail
  • AAA: use #4ca96c as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c8656 as the background.

Brands using this color

mcpConnect your agent — build around #3c8656
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 #3c8656 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c8656-a2beaf-c459d4-1f2d2a-eaf1e9?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