Color

#54cf87

#54cf87
hex#54cf87
rgbrgb(84, 207, 135)
hslhsl(145, 56%, 57%)
oklchoklch(0.767 0.152 154.7)
Closest name: Emerald Green (#50c878)Relative luminance 0.4826

Colors that go with #54cf87

Charcoal, Blue and Crimson 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 →

#cf549c

#5ecf54 · #54cfc5

#8754cf · #cf8754

Split-complementary

Open in tool →

#c554cf · #cf545e

#545ecf · #cf549c · #cfc554

Contrast

#54cf87 as textRatioAAAA largeAAAFix
Aaon white
1.97:1failfailfail
  • AA: use #26874f as the text (4.51:1)
  • AAA: use #1c633a as the text (7.25:1)
  • AA: or shift the background to #474747 (4.71:1)
  • AAA: or shift the background to #2b2b2b (7.18:1)
Aaon black
10.65:1passpasspassPasses 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 #54cf87 as the background.

Brands using this color

mcpConnect your agent — build around #54cf87
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 #54cf87 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/54cf87-a2beb1-cc59d4-1f2d2b-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