Color

#3dc526

#3dc526
hex#3dc526
rgbrgb(61, 197, 38)
hslhsl(111, 68%, 46%)
oklchoklch(0.722 0.223 141.2)
Closest name: Crude Banana (#21c40e)Relative luminance 0.4106

Colors that go with #3dc526

Charcoal, Royal Blue and Taupe 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 →

#ad26c5

#8dc526 · #26c55d

#263dc5 · #c5263d

Split-complementary

Open in tool →

#5d26c5 · #c5268d

#268dc5 · #ad26c5 · #c55d26

Contrast

#3dc526 as textRatioAAAA largeAAAFix
Aaon white
2.28:1failfailfail
  • AA: use #298519 as the text (4.71:1)
  • AAA: use #1f6313 as the text (7.36:1)
  • AA: or shift the background to #404040 (4.55:1)
  • AAA: or shift the background to #212121 (7.06:1)
Aaon black
9.21:1passpasspassPasses 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 #3dc526 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 #3dc526
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 #3dc526 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dc526-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