Color

#667b65

#667b65
hex#667b65
rgbrgb(102, 123, 101)
hslhsl(117, 10%, 44%)
oklchoklch(0.559 0.042 143.8)
Closest name: Ecological (#677f70)Relative luminance 0.1793

Colors that go with #667b65

Charcoal, Champagne and Copper 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 #667b65

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7a657b

#717b65 · #657b6f

#65667b · #7b6566

Split-complementary

Open in tool →

#6f657b · #7b6571

#65717b · #7a657b · #7b6f65

Contrast

#667b65 as textRatioAAAA largeAAAFix
Aaon white
4.58:1passpassfail
  • AAA: use #4d5d4c as the text (7.03:1)
Aaon black
4.59:1passpassfail
  • AAA: use #879c86 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #667b65 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 #667b65
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 #667b65 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/667b65-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