Color

#43cb79

#43cb79
hex#43cb79
rgbrgb(67, 203, 121)
hslhsl(144, 57%, 53%)
oklchoklch(0.749 0.166 152.9)
Closest name: Emerald Green (#50c878)Relative luminance 0.4529

Colors that go with #43cb79

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 →

#cb4395

#50cb43 · #43cbbe

#7943cb · #cb7943

Split-complementary

Open in tool →

#be43cb · #cb4350

#4350cb · #cb4395 · #cbbe43

Contrast

#43cb79 as textRatioAAAA largeAAAFix
Aaon white
2.09:1failfailfail
  • AA: use #24844b as the text (4.69:1)
  • AAA: use #1b6438 as the text (7.18:1)
  • AA: or shift the background to #454545 (4.59:1)
  • AAA: or shift the background to #262626 (7.25:1)
Aaon black
10.06:1passpasspassPasses 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 #43cb79 as the background.

Brands using this color

mcpConnect your agent — build around #43cb79
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 #43cb79 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43cb79-a2beb0-ca59d4-1f2d2b-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