Color

#59cf84

#59cf84
hex#59cf84
rgbrgb(89, 207, 132)
hslhsl(142, 55%, 58%)
oklchoklch(0.768 0.152 153)
Closest name: Emerald Green (#50c878)Relative luminance 0.4842

Colors that go with #59cf84

Charcoal, Deep Sky Blue and Mustard Yellow 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 →

#cf59a4

#69cf59 · #59cfbf

#8459cf · #cf8459

Split-complementary

Open in tool →

#bf59cf · #cf5969

#5969cf · #cf59a4 · #cfbf59

Contrast

#59cf84 as textRatioAAAA largeAAAFix
Aaon white
1.97:1failfailfail
  • AA: use #27864a as the text (4.57:1)
  • AAA: use #1d6336 as the text (7.27:1)
  • AA: or shift the background to #4a4a4a (4.51:1)
  • AAA: or shift the background to #2b2b2b (7.2:1)
Aaon black
10.68:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #59cf84 as the background.

Brands using this color

mcpConnect your agent — build around #59cf84
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 #59cf84 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59cf84-a2beaf-c659d4-1f2d2a-eaf1e9?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