Color

#5ace77

#5ace77
hex#5ace77
rgbrgb(90, 206, 119)
hslhsl(135, 54%, 58%)
oklchoklch(0.763 0.162 149.3)
Closest name: Emerald Green (#50c878)Relative luminance 0.4765

Colors that go with #5ace77

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 →

#ce5ab1

#77ce5a · #5aceb1

#775ace · #ce775a

Split-complementary

Open in tool →

#b15ace · #ce5a77

#5a77ce · #ce5ab1 · #ceb15a

Contrast

#5ace77 as textRatioAAAA largeAAAFix
Aaon white
1.99:1failfailfail
  • AA: use #28863f as the text (4.59:1)
  • AAA: use #1e6630 as the text (7:1)
  • AA: or shift the background to #474747 (4.66:1)
  • AAA: or shift the background to #2b2b2b (7.1:1)
Aaon black
10.53:1passpasspassPasses 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 #5ace77 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 #5ace77
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 #5ace77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5ace77-a2beac-b759d4-1f2d29-ebf1e9?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