Color

#669371

#669371
hex#669371
rgbrgb(102, 147, 113)
hslhsl(135, 18%, 49%)
oklchoklch(0.621 0.071 151.5)
Closest name: Aloe Vera (#678779)Relative luminance 0.2488

Colors that go with #669371

Charcoal, Blush Pink 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 #669371

Tints & shades

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

Harmonies

Complementary

Open in tool →

#936688

#729366 · #669388

#726693 · #937266

Split-complementary

Open in tool →

#886693 · #936672

#667293 · #936688 · #938866

Contrast

#669371 as textRatioAAAA largeAAAFix
Aaon white
3.51:1failpassfail
  • AA: use #587e61 as the text (4.59:1)
  • AAA: use #415d48 as the text (7.28:1)
  • AA: or shift the background to #212121 (4.58:1)
Aaon black
5.98:1passpassfail
  • AAA: use #759f7f as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #669371 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 #669371
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 #669371 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/669371-a2beac-b759d4-1f2d29-ebf1e9?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