Color

#669977

#669977
hex#669977
rgbrgb(102, 153, 119)
hslhsl(140, 20%, 50%)
oklchoklch(0.637 0.075 154.6)
Closest name: Backyard (#879877)Relative luminance 0.2694

Colors that go with #669977

Charcoal, Blue and Blush Pink 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 #669977

Tints & shades

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

Harmonies

Complementary

Open in tool →

#996688

#6f9966 · #669991

#776699 · #997766

Split-complementary

Open in tool →

#916699 · #99666f

#666f99 · #996688 · #999166

Contrast

#669977 as textRatioAAAA largeAAAFix
Aaon white
3.29:1failpassfail
  • AA: use #547d62 as the text (4.68:1)
  • AAA: use #3f5f4a as the text (7.13:1)
  • AA: or shift the background to #262626 (4.6:1)
Aaon black
6.39:1passpassfail
  • AAA: use #72a182 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #669977 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 #669977
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 #669977 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/669977-a2beaf-c259d4-1f2d2a-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