Color

#56df20

#56df20
hex#56df20
rgbrgb(86, 223, 32)
hslhsl(103, 75%, 50%)
oklchoklch(0.797 0.243 139.4)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5486

Colors that go with #56df20

Violet, Dark Orange and Light Coral 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.

Real palettes that use #56df20

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#a920df

#b6df20 · #20df49

#2056df · #df2056

Split-complementary

Open in tool →

#4920df · #df20b6

#20b6df · #a920df · #df4920

Contrast

#56df20 as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #348613 as the text (4.6:1)
  • AAA: use #26620e as the text (7.41:1)
  • AA: or shift the background to #4f4f4f (4.67:1)
  • AAA: or shift the background to #333333 (7.2:1)
Aaon black
11.97:1passpasspassPasses 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 #56df20 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 #56df20
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 #56df20 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56df20-a6bea2-704edf-1f2d21-eff1e9?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