Color

#427b43

#427b43
hex#427b43
rgbrgb(66, 123, 67)
hslhsl(121, 30%, 37%)
oklchoklch(0.529 0.105 144.3)
Closest name: Autumn Crocodile (#447744)Relative luminance 0.1573

Colors that go with #427b43

Charcoal, Royal Blue and Dark Orchid 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 →

#7b427a

#5d7b42 · #427b5f

#43427b · #7b4342

Split-complementary

Open in tool →

#5f427b · #7b425d

#425d7b · #7b427a · #7b5f42

Contrast

#427b43 as textRatioAAAA largeAAAFix
Aaon white
5.07:1passpassfail
  • AAA: use #366336 as the text (7.01:1)
Aaon black
4.15:1failpassfail
  • AA: use #478548 as the text (4.72:1)
  • AAA: use #59a65b as the text (7.03:1)
  • AA: or shift the background to #f2f2f2 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #427b43 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 #427b43
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 #427b43 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/427b43-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