Color

#3ed303

#3ed303
hex#3ed303
rgbrgb(62, 211, 3)
hslhsl(103, 97%, 42%)
oklchoklch(0.758 0.245 140.3)
Closest name: Candy Green (#33cc00)Relative luminance 0.4762

Colors that go with #3ed303

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 →

#9803d3

#a6d303 · #03d330

#033ed3 · #d3033e

Split-complementary

Open in tool →

#3003d3 · #d303a6

#03a6d3 · #9803d3 · #d33003

Contrast

#3ed303 as textRatioAAAA largeAAAFix
Aaon white
2:1failfailfail
  • AA: use #288802 as the text (4.55:1)
  • AAA: use #1e6402 as the text (7.29:1)
  • AA: or shift the background to #474747 (4.66:1)
  • AAA: or shift the background to #2b2b2b (7.1:1)
Aaon black
10.52:1passpasspassPasses 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 #3ed303 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 #3ed303
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 #3ed303 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ed303-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