Color

#66626f

#66626f
hex#66626f
rgbrgb(102, 98, 111)
hslhsl(258, 6%, 41%)
oklchoklch(0.504 0.021 299.7)
Closest name: Alley Cat (#656874)Relative luminance 0.1271

Colors that go with #66626f

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b6f62

#62656f · #6c626f

#6f6662 · #626f66

Split-complementary

Open in tool →

#6f6c62 · #656f62

#6f6265 · #6b6f62 · #626f6c

Contrast

#66626f as textRatioAAAA largeAAAFix
Aaon white
5.93:1passpassfail
  • AAA: use #5a5661 as the text (7.15:1)
Aaon black
3.54:1failpassfail
  • AA: use #777382 as the text (4.56:1)
  • AAA: use #9996a2 as the text (7.24:1)
  • AA: or shift the background to #e3e3e3 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #66626f as the background.

Brands using this color

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

Fonts for this mood

#66626f reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #66626f
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 #66626f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/66626f-a2beb0-c859d4-1f2d2b-eaf1e9?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