Color

#20d538

#20d538
hex#20d538
rgbrgb(32, 213, 56)
hslhsl(128, 74%, 48%)
oklchoklch(0.761 0.238 144.1)
Closest name: Lime Green (#32cd32)Relative luminance 0.4818

Colors that go with #20d538

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 →

#d520bd

#62d520 · #20d593

#3820d5 · #d53820

Split-complementary

Open in tool →

#9320d5 · #d52062

#2062d5 · #d520bd · #d59320

Contrast

#20d538 as textRatioAAAA largeAAAFix
Aaon white
1.97:1failfailfail
  • AA: use #148523 as the text (4.76:1)
  • AAA: use #0f661b as the text (7.15:1)
  • AA: or shift the background to #474747 (4.71:1)
  • AAA: or shift the background to #2b2b2b (7.17:1)
Aaon black
10.64:1passpasspassPasses 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 #20d538 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 #20d538
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 #20d538 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/20d538-a2bea9-ac4edf-1f2d27-ecf1e9?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