Color

#43c775

#43c775
hex#43c775
rgbrgb(67, 199, 117)
hslhsl(143, 54%, 52%)
oklchoklch(0.738 0.165 152.3)
Closest name: Emerald Green (#50c878)Relative luminance 0.4332

Colors that go with #43c775

Charcoal, Blue and Mustard Yellow 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 →

#c74394

#52c743 · #43c7b7

#7543c7 · #c77543

Split-complementary

Open in tool →

#b743c7 · #c74352

#4352c7 · #c74394 · #c7b743

Contrast

#43c775 as textRatioAAAA largeAAAFix
Aaon white
2.17:1failfailfail
  • AA: use #28864c as the text (4.56:1)
  • AAA: use #1d6238 as the text (7.35:1)
  • AA: or shift the background to #424242 (4.63:1)
  • AAA: or shift the background to #242424 (7.14:1)
Aaon black
9.66:1passpasspassPasses 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 #43c775 as the background.

Brands using this color

mcpConnect your agent — build around #43c775
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 #43c775 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43c775-a2beb0-c859d4-1f2d2b-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