Color

#668a38

#668a38
hex#668a38
rgbrgb(102, 138, 56)
hslhsl(86, 42%, 38%)
oklchoklch(0.588 0.118 129.3)
Closest name: Hidden Paradise (#5e8b3d)Relative luminance 0.2129

Colors that go with #668a38

Charcoal, Dark Orchid 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b388a

#8a8438 · #3e8a38

#38668a · #8a3866

Split-complementary

Open in tool →

#383e8a · #84388a

#388a84 · #5b388a · #8a383e

Contrast

#668a38 as textRatioAAAA largeAAAFix
Aaon white
3.99:1failpassfail
  • AA: use #5e7f34 as the text (4.6:1)
  • AAA: use #465e26 as the text (7.27:1)
  • AA: or shift the background to #141414 (4.61:1)
Aaon black
5.26:1passpassfail
  • AAA: use #79a343 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #668a38 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 #668a38
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 #668a38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/668a38-afbea2-4e56df-212d1f-f1f1e9?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