Color

#3f883a

#3f883a
hex#3f883a
rgbrgb(63, 136, 58)
hslhsl(116, 40%, 38%)
oklchoklch(0.561 0.135 142.4)
Closest name: Overgrown Mausoleum (#448833)Relative luminance 0.1897

Colors that go with #3f883a

Charcoal, Royal Blue and Dark Orchid 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 →

#823a88

#66883a · #3a885c

#3a3f88 · #883a3f

Split-complementary

Open in tool →

#5c3a88 · #883a66

#3a6688 · #823a88 · #885c3a

Contrast

#3f883a as textRatioAAAA largeAAAFix
Aaon white
4.38:1failpassfail
  • AA: use #3e8439 as the text (4.6:1)
  • AAA: use #2f642b as the text (7.05:1)
  • AA: or shift the background to #0a0a0a (4.52:1)
Aaon black
4.79:1passpassfail
  • AAA: use #4ea848 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f883a 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 #3f883a
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 #3f883a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f883a-a2bea3-8f4edf-1f2d24-eef1e9?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