Color

#66875e

#66875e
hex#66875e
rgbrgb(102, 135, 94)
hslhsl(108, 18%, 45%)
oklchoklch(0.587 0.072 139.6)
Closest name: Clouded Pine (#628468)Relative luminance 0.2096

Colors that go with #66875e

Charcoal, Blue and Burlywood 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 #66875e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7f5e87

#7b875e · #5e876a

#5e6687 · #875e66

Split-complementary

Open in tool →

#6a5e87 · #875e7b

#5e7b87 · #7f5e87 · #876a5e

Contrast

#66875e as textRatioAAAA largeAAAFix
Aaon white
4.04:1failpassfail
  • AA: use #607e58 as the text (4.54:1)
  • AAA: use #475d41 as the text (7.22:1)
  • AA: or shift the background to #141414 (4.55:1)
Aaon black
5.19:1passpassfail
  • AAA: use #7d9f75 as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #66875e 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 #66875e
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 #66875e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/66875e-a4bea2-7c4edf-1f2d23-eff1e9?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