Color

#13cd83

#13cd83
hex#13cd83
rgbrgb(19, 205, 131)
hslhsl(156, 83%, 44%)
oklchoklch(0.749 0.171 158.3)
Closest name: Emerald Green (#50c878)Relative luminance 0.4544

Colors that go with #13cd83

Charcoal, Mustard Yellow and Royal 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 →

#cd135e

#13cd26 · #13bbcd

#8313cd · #cd8313

Split-complementary

Open in tool →

#cd13bb · #cd2613

#2613cd · #cd135e · #bbcd13

Contrast

#13cd83 as textRatioAAAA largeAAAFix
Aaon white
2.08:1failfailfail
  • AA: use #0d8756 as the text (4.55:1)
  • AAA: use #09623e as the text (7.43:1)
  • AA: or shift the background to #454545 (4.61:1)
  • AAA: or shift the background to #262626 (7.27:1)
Aaon black
10.09:1passpasspassPasses 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 #13cd83 as the background.

Brands using this color

mcpConnect your agent — build around #13cd83
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 #13cd83 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13cd83-a2beb6-d459c6-1f2d2d-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