Color

#427043

#427043
hex#427043
rgbrgb(66, 112, 67)
hslhsl(121, 26%, 35%)
oklchoklch(0.5 0.087 144.6)
Closest name: Autumn Crocodile (#447744)Relative luminance 0.1315

Colors that go with #427043

Charcoal, Royal Blue 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 #427043

Tints & shades

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

Harmonies

Complementary

Open in tool →

#704270

#587042 · #42705a

#434270 · #704342

Split-complementary

Open in tool →

#5a4270 · #704258

#425870 · #704270 · #705a42

Contrast

#427043 as textRatioAAAA largeAAAFix
Aaon white
5.78:1passpassfail
  • AAA: use #396039 as the text (7.23:1)
Aaon black
3.63:1failpassfail
  • AA: use #4b814c as the text (4.54:1)
  • AAA: use #65a466 as the text (7.06:1)
  • AA: or shift the background to #e3e3e3 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #427043 as the background.

Brands using this color

mcpConnect your agent — build around #427043
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 #427043 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/427043-a2bea6-9b4edf-1f2d26-edf1e9?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