Color

#43e240

#43e240
hex#43e240
rgbrgb(67, 226, 64)
hslhsl(119, 74%, 57%)
oklchoklch(0.801 0.239 142.7)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5596

Colors that go with #43e240

Taupe, Violet and Charcoal 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 →

#e040e2

#94e240 · #40e28f

#4043e2 · #e24043

Split-complementary

Open in tool →

#8f40e2 · #e24094

#4094e2 · #e040e2 · #e28f40

Contrast

#43e240 as textRatioAAAA largeAAAFix
Aaon white
1.72:1failfailfail
  • AA: use #168514 as the text (4.77:1)
  • AAA: use #11660f as the text (7.16:1)
  • AA: or shift the background to #525252 (4.54:1)
  • AAA: or shift the background to #363636 (7.02:1)
Aaon black
12.19:1passpasspassPasses 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 #43e240 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 #43e240
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 #43e240 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43e240-a2bea5-964edf-1f2d25-edf1e9?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