Color

#3fd416

#3fd416
hex#3fd416
rgbrgb(63, 212, 22)
hslhsl(107, 81%, 46%)
oklchoklch(0.762 0.243 140.7)
Closest name: Candy Green (#33cc00)Relative luminance 0.482

Colors that go with #3fd416

Royal Blue, Taupe and Violet 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 →

#ab16d4

#9ed416 · #16d44c

#163fd4 · #d4163f

Split-complementary

Open in tool →

#4c16d4 · #d4169e

#169ed4 · #ab16d4 · #d44c16

Contrast

#3fd416 as textRatioAAAA largeAAAFix
Aaon white
1.97:1failfailfail
  • AA: use #28860e as the text (4.66:1)
  • AAA: use #1e660b as the text (7.09:1)
  • 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 #3fd416 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 #3fd416
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 #3fd416 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fd416-a5bea2-7a4edf-1f2d22-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