Color

#3b6340

#3b6340
hex#3b6340
rgbrgb(59, 99, 64)
hslhsl(128, 25%, 31%)
oklchoklch(0.46 0.072 147.3)
Closest name: Forest Serenade (#336644)Relative luminance 0.1022

Colors that go with #3b6340

Charcoal, Royal Blue and 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.

Real palettes that use #3b6340

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#633b5e

#4a633b · #3b6354

#413b63 · #63413b

Split-complementary

Open in tool →

#543b63 · #633b4a

#3b4a63 · #633b5e · #63543b

Contrast

#3b6340 as textRatioAAAA largeAAAFix
Aaon white
6.9:1passpassfail
  • AAA: use #39603e as the text (7.2:1)
Aaon black
3.04:1failpassfail
  • AA: use #4d8053 as the text (4.53:1)
  • AAA: use #66a36e as the text (7.03:1)
  • AA: or shift the background to #d1d1d1 (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 #3b6340 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 #3b6340
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 #3b6340 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3b6340-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