Color

#56df43

#56df43
hex#56df43
rgbrgb(86, 223, 67)
hslhsl(113, 71%, 57%)
oklchoklch(0.799 0.227 141.4)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5516

Colors that go with #56df43

Deep Sky Blue, Taupe and Violet 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 →

#cd43df

#a4df43 · #43df7f

#4356df · #df4356

Split-complementary

Open in tool →

#7f43df · #df43a4

#43a4df · #cd43df · #df7f43

Contrast

#56df43 as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #248717 as the text (4.61:1)
  • AAA: use #1b6411 as the text (7.3:1)
  • AA: or shift the background to #4f4f4f (4.69:1)
  • AAA: or shift the background to #333333 (7.24:1)
Aaon black
12.03:1passpasspassPasses 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 #56df43 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 #56df43
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 #56df43 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56df43-a2bea2-884edf-1f2d24-eef1e9?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