Color

#666f49

#666f49
hex#666f49
rgbrgb(102, 111, 73)
hslhsl(74, 21%, 36%)
oklchoklch(0.524 0.057 119.3)
Closest name: Bancha (#666a47)Relative luminance 0.1467

Colors that go with #666f49

Charcoal, Slate 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 #666f49

Tints & shades

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

Harmonies

Complementary

Open in tool →

#52496f

#6f6549 · #536f49

#49666f · #6f4966

Split-complementary

Open in tool →

#49536f · #65496f

#496f65 · #52496f · #6f4953

Contrast

#666f49 as textRatioAAAA largeAAAFix
Aaon white
5.34:1passpassfail
  • AAA: use #52593a as the text (7.37:1)
Aaon black
3.93:1failpassfail
  • AA: use #717b51 as the text (4.65:1)
  • AAA: use #909c68 as the text (7.14:1)
  • AA: or shift the background to #ededed (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #666f49 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #666f49
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 #666f49 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/666f49-b4bea2-4e72df-242d1f-f1efe9?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