Color

#20dd1d

#20dd1d
hex#20dd1d
rgbrgb(32, 221, 29)
hslhsl(119, 77%, 49%)
oklchoklch(0.78 0.257 142.5)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5211

Colors that go with #20dd1d

Taupe, Violet and Hot Pink 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 →

#da1ddd

#80dd1d · #1ddd7a

#1d20dd · #dd1d20

Split-complementary

Open in tool →

#7a1ddd · #dd1d80

#1d80dd · #da1ddd · #dd7a1d

Contrast

#20dd1d as textRatioAAAA largeAAAFix
Aaon white
1.84:1failfailfail
  • AA: use #148712 as the text (4.66:1)
  • AAA: use #0e630d as the text (7.48:1)
  • AA: or shift the background to #4d4d4d (4.6:1)
  • AAA: or shift the background to #303030 (7.18:1)
Aaon black
11.42:1passpasspassPasses 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 #20dd1d 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 #20dd1d
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 #20dd1d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/20dd1d-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