Color

#3dc624

#3dc624
hex#3dc624
rgbrgb(61, 198, 36)
hslhsl(111, 69%, 46%)
oklchoklch(0.725 0.225 141.1)
Closest name: Crude Banana (#21c40e)Relative luminance 0.4151

Colors that go with #3dc624

Blue, Charcoal and Royal Blue 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 →

#ae24c6

#8ec624 · #24c65d

#243dc6 · #c6243d

Split-complementary

Open in tool →

#5d24c6 · #c6248e

#248ec6 · #ae24c6 · #c65d24

Contrast

#3dc624 as textRatioAAAA largeAAAFix
Aaon white
2.26:1failfailfail
  • AA: use #298619 as the text (4.65:1)
  • AAA: use #1e6312 as the text (7.37:1)
  • AA: or shift the background to #404040 (4.59:1)
  • AAA: or shift the background to #212121 (7.13:1)
Aaon black
9.3:1passpasspassPasses 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 #3dc624 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 #3dc624
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 #3dc624 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dc624-a3bea2-834edf-1f2d23-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