Color

#3fee82

#3fee82
hex#3fee82
rgbrgb(63, 238, 130)
hslhsl(143, 84%, 59%)
oklchoklch(0.838 0.204 151.3)
Closest name: Emerald Ice Palace (#2af589)Relative luminance 0.6382

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ee3fab

#53ee3f · #3feeda

#823fee · #ee823f

Split-complementary

Open in tool →

#da3fee · #ee3f53

#3f53ee · #ee3fab · #eeda3f

Contrast

#3fee82 as textRatioAAAA largeAAAFix
Aaon white
1.53:1failfailfail
  • AA: use #0c883b as the text (4.56:1)
  • AAA: use #09672d as the text (7.02:1)
  • AA: or shift the background to #595959 (4.59:1)
  • AAA: or shift the background to #3d3d3d (7.12:1)
Aaon black
13.76:1passpasspassPasses 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 #3fee82 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 #3fee82
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3fee82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fee82-a2beb0-c859d4-1f2d2b-eaf1e9?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