Color

#3f7d0c

#3f7d0c
hex#3f7d0c
rgbrgb(63, 125, 12)
hslhsl(93, 82%, 27%)
oklchoklch(0.527 0.15 135.6)
Closest name: Avocado (#568203)Relative luminance 0.1575

Colors that go with #3f7d0c

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 →

#4a0c7d

#787d0c · #0c7d12

#0c3f7d · #7d0c3f

Split-complementary

Open in tool →

#120c7d · #7d0c78

#0c787d · #4a0c7d · #7d120c

Contrast

#3f7d0c as textRatioAAAA largeAAAFix
Aaon white
5.06:1passpassfail
  • AAA: use #31610a as the text (7.38:1)
Aaon black
4.15:1failpassfail
  • AA: use #44870d as the text (4.72:1)
  • AAA: use #57ac11 as the text (7.31:1)
  • AA: or shift the background to #f2f2f2 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f7d0c as the background.

Brands using this color

Fonts for this mood

#3f7d0c reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3f7d0c
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 #3f7d0c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f7d0c-abbea2-584edf-202d1f-f0f1e9?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