Color

#20c581

#20c581
hex#20c581
rgbrgb(32, 197, 129)
hslhsl(155, 72%, 45%)
oklchoklch(0.729 0.161 158.9)
Closest name: Emerald Green (#50c878)Relative luminance 0.4182

Colors that go with #20c581

Charcoal, Hot Pink and Blue 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 →

#c52065

#20c52e · #20b8c5

#8120c5 · #c58120

Split-complementary

Open in tool →

#c520b8 · #c52e20

#2e20c5 · #c52065 · #b8c520

Contrast

#20c581 as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #158456 as the text (4.7:1)
  • AAA: use #106542 as the text (7.09:1)
  • AA: or shift the background to #404040 (4.62:1)
  • AAA: or shift the background to #212121 (7.18:1)
Aaon black
9.36:1passpasspassPasses 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 #20c581 as the background.

Brands using this color

mcpConnect your agent — build around #20c581
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 #20c581 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/20c581-a2beb6-d459c8-1f2d2d-e9f1ea?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