Color

#429e59

#429e59
hex#429e59
rgbrgb(66, 158, 89)
hslhsl(135, 41%, 44%)
oklchoklch(0.626 0.135 149.2)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.2633

Colors that go with #429e59

Charcoal, Blue and Crimson 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 →

#9e4287

#599e42 · #429e87

#59429e · #9e5942

Split-complementary

Open in tool →

#87429e · #9e4259

#42599e · #9e4287 · #9e8742

Contrast

#429e59 as textRatioAAAA largeAAAFix
Aaon white
3.35:1failpassfail
  • AA: use #38854b as the text (4.54:1)
  • AAA: use #296137 as the text (7.34:1)
  • AA: or shift the background to #262626 (4.52:1)
Aaon black
6.27:1passpassfail
  • AAA: use #47a95f as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #429e59 as the background.

Brands using this color

mcpConnect your agent — build around #429e59
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 #429e59 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/429e59-a2beac-b759d4-1f2d29-ebf1e9?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