Color

#427b47

#427b47
hex#427b47
rgbrgb(66, 123, 71)
hslhsl(125, 30%, 37%)
oklchoklch(0.53 0.1 145.9)
Closest name: Autumn Crocodile (#447744)Relative luminance 0.1578

Colors that go with #427b47

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 →

#7b4276

#5a7b42 · #427b63

#47427b · #7b4742

Split-complementary

Open in tool →

#63427b · #7b425a

#425a7b · #7b4276 · #7b6342

Contrast

#427b47 as textRatioAAAA largeAAAFix
Aaon white
5.05:1passpassfail
  • AAA: use #346037 as the text (7.31:1)
Aaon black
4.16:1failpassfail
  • AA: use #46814b as the text (4.5:1)
  • AAA: use #59a660 as the text (7.05:1)
  • AA: or shift the background to #f2f2f2 (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 #427b47 as the background.

Brands using this color

mcpConnect your agent — build around #427b47
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 #427b47 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/427b47-a2bea7-a54edf-1f2d26-ecf1e9?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