Color

#406a3e

#406a3e
hex#406a3e
rgbrgb(64, 106, 62)
hslhsl(117, 26%, 33%)
oklchoklch(0.481 0.083 143.2)
Closest name: Forest Serenade (#336644)Relative luminance 0.1175

Colors that go with #406a3e

Charcoal, Blue and Champagne 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 #406a3e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#683e6a

#566a3e · #3e6a52

#3e406a · #6a3e40

Split-complementary

Open in tool →

#523e6a · #6a3e56

#3e566a · #683e6a · #6a523e

Contrast

#406a3e as textRatioAAAA largeAAAFix
Aaon white
6.27:1passpassfail
  • AAA: use #3b6039 as the text (7.2:1)
Aaon black
3.35:1failpassfail
  • AA: use #4e814b as the text (4.57:1)
  • AAA: use #68a465 as the text (7.09:1)
  • AA: or shift the background to #dbdbdb (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #406a3e as the background.

Brands using this color

mcpConnect your agent — build around #406a3e
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 #406a3e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/406a3e-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