Color

#3f7346

#3f7346
hex#3f7346
rgbrgb(63, 115, 70)
hslhsl(128, 29%, 35%)
oklchoklch(0.507 0.09 147.2)
Closest name: Autumn Crocodile (#447744)Relative luminance 0.1376

Colors that go with #3f7346

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 →

#733f6c

#52733f · #3f7360

#463f73 · #73463f

Split-complementary

Open in tool →

#603f73 · #733f52

#3f5273 · #733f6c · #73603f

Contrast

#3f7346 as textRatioAAAA largeAAAFix
Aaon white
5.6:1passpassfail
  • AAA: use #355f3a as the text (7.37:1)
Aaon black
3.75:1failpassfail
  • AA: use #488450 as the text (4.69:1)
  • AAA: use #5ea667 as the text (7.13:1)
  • AA: or shift the background to #e8e8e8 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f7346 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 #3f7346
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 #3f7346 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f7346-a2bea9-ac4edf-1f2d27-ecf1e9?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