Color

#0fcc81

#0fcc81
hex#0fcc81
rgbrgb(15, 204, 129)
hslhsl(156, 86%, 43%)
oklchoklch(0.745 0.172 157.9)
Closest name: Emerald Green (#50c878)Relative luminance 0.4487

Colors that go with #0fcc81

Charcoal, Blue and Cornflower 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 →

#cc0f5b

#0fcc22 · #0fb9cc

#810fcc · #cc810f

Split-complementary

Open in tool →

#cc0fb9 · #cc220f

#220fcc · #cc0f5b · #b9cc0f

Contrast

#0fcc81 as textRatioAAAA largeAAAFix
Aaon white
2.11:1failfailfail
  • AA: use #0a8554 as the text (4.67:1)
  • AAA: use #07643f as the text (7.23:1)
  • AA: or shift the background to #454545 (4.55:1)
  • AAA: or shift the background to #262626 (7.19:1)
Aaon black
9.97:1passpasspassPasses 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 #0fcc81 as the background.

Brands using this color

mcpConnect your agent — build around #0fcc81
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 #0fcc81 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0fcc81-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