Color

#667d85

#667d85
hex#667d85
rgbrgb(102, 125, 133)
hslhsl(195, 13%, 46%)
oklchoklch(0.574 0.029 221)
Closest name: Citadel (#6a7f8b)Relative luminance 0.1919

Colors that go with #667d85

Charcoal, Champagne and Cobalt Blue 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 #667d85

Tints & shades

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

Harmonies

Complementary

Open in tool →

#856e66

#66857d · #666e85

#85667d · #7d8566

Split-complementary

Open in tool →

#85666e · #857d66

#7d6685 · #856e66 · #6e8566

Contrast

#667d85 as textRatioAAAA largeAAAFix
Aaon white
4.34:1failpassfail
  • AA: use #647a82 as the text (4.52:1)
  • AAA: use #495a5f as the text (7.21:1)
  • AA: or shift the background to #0a0a0a (4.56:1)
Aaon black
4.84:1passpassfail
  • AAA: use #869ba2 as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #667d85 as the background.

Brands using this color

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

mcpConnect your agent — build around #667d85
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 #667d85 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/667d85-9cb5c4-df4e70-1f242d-e9f1ef?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