Color

#66775a

#66775a
hex#66775a
rgbrgb(102, 119, 90)
hslhsl(95, 14%, 41%)
oklchoklch(0.547 0.048 132.6)
Closest name: Cactus (#5b6f55)Relative luminance 0.1676

Colors that go with #66775a

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 #66775a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b5a77

#75775a · #5a775c

#5a6677 · #775a66

Split-complementary

Open in tool →

#5c5a77 · #775a75

#5a7577 · #6b5a77 · #775c5a

Contrast

#66775a as textRatioAAAA largeAAAFix
Aaon white
4.83:1passpassfail
  • AAA: use #505d46 as the text (7.01:1)
Aaon black
4.35:1failpassfail
  • AA: use #697a5c as the text (4.54:1)
  • AAA: use #8a9c7c as the text (7.13:1)
  • AA: or shift the background to #f7f7f7 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #66775a 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 #66775a
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 #66775a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/66775a-aabea2-5d4edf-1f2d20-f0f1e9?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