Color

#59c588

#59c588
hex#59c588
rgbrgb(89, 197, 136)
hslhsl(146, 48%, 56%)
oklchoklch(0.744 0.134 156.2)
Closest name: Emerald Green (#50c878)Relative luminance 0.4383

Colors that go with #59c588

Charcoal, Blue and Dark Olive Green 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 →

#c55996

#60c559 · #59c5bd

#8859c5 · #c58859

Split-complementary

Open in tool →

#bd59c5 · #c55960

#5960c5 · #c55996 · #c5bd59

Contrast

#59c588 as textRatioAAAA largeAAAFix
Aaon white
2.15:1failfailfail
  • AA: use #2e8454 as the text (4.62:1)
  • AAA: use #22623e as the text (7.28:1)
  • AA: or shift the background to #424242 (4.67:1)
  • AAA: or shift the background to #262626 (7.04:1)
Aaon black
9.77:1passpasspassPasses 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 #59c588 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 #59c588
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 #59c588 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59c588-a2beb1-ce59d4-1f2d2b-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