Color

#667d54

#667d54
hex#667d54
rgbrgb(102, 125, 84)
hslhsl(94, 20%, 41%)
oklchoklch(0.56 0.066 132)
Closest name: Beyond the Pines (#688049)Relative luminance 0.1813

Colors that go with #667d54

Charcoal, Medium Purple and 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 #667d54

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b547d

#7b7d54 · #547d56

#54667d · #7d5466

Split-complementary

Open in tool →

#56547d · #7d547b

#547b7d · #6b547d · #7d5654

Contrast

#667d54 as textRatioAAAA largeAAAFix
Aaon white
4.54:1passpassfail
  • AAA: use #4a5c3d as the text (7.27:1)
Aaon black
4.63:1passpassfail
  • AAA: use #849f6f as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #667d54 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 #667d54
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 #667d54 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/667d54-abbea2-5a4edf-1f2d1f-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