Color

#427a2a

#427a2a
hex#427a2a
rgbrgb(66, 122, 42)
hslhsl(102, 49%, 32%)
oklchoklch(0.523 0.127 137.6)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1524

Colors that go with #427a2a

Charcoal, Crimson and Royal 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 →

#622a7a

#6a7a2a · #2a7a3a

#2a427a · #7a2a42

Split-complementary

Open in tool →

#3a2a7a · #7a2a6a

#2a6a7a · #622a7a · #7a3a2a

Contrast

#427a2a as textRatioAAAA largeAAAFix
Aaon white
5.19:1passpassfail
  • AAA: use #356322 as the text (7.1:1)
Aaon black
4.05:1failpassfail
  • AA: use #48852e as the text (4.67:1)
  • AAA: use #5aa739 as the text (7.02:1)
  • AA: or shift the background to #f0f0f0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #427a2a as the background.

Brands using this color

mcpConnect your agent — build around #427a2a
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 #427a2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/427a2a-a7bea2-6e4edf-1f2d21-eff1e9?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