Color

#3f773c

#3f773c
hex#3f773c
rgbrgb(63, 119, 60)
hslhsl(117, 33%, 35%)
oklchoklch(0.516 0.107 142.8)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1458

Colors that go with #3f773c

Charcoal, Royal Blue and Rust 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 →

#743c77

#5c773c · #3c7756

#3c3f77 · #773c3f

Split-complementary

Open in tool →

#563c77 · #773c5c

#3c5c77 · #743c77 · #77563c

Contrast

#3f773c as textRatioAAAA largeAAAFix
Aaon white
5.36:1passpassfail
  • AAA: use #346232 as the text (7.14:1)
Aaon black
3.92:1failpassfail
  • AA: use #468443 as the text (4.64:1)
  • AAA: use #5aaa55 as the text (7.32:1)
  • AA: or shift the background to #ededed (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f773c 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 #3f773c
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 #3f773c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f773c-a2bea4-924edf-1f2d25-edf1e9?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