Color

#34ef4d

#34ef4d
hex#34ef4d
rgbrgb(52, 239, 77)
hslhsl(128, 85%, 57%)
oklchoklch(0.833 0.249 144.5)
Closest name: Becquerel (#4bec13)Relative luminance 0.63

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef34d6

#78ef34 · #34efaa

#4d34ef · #ef4d34

Split-complementary

Open in tool →

#aa34ef · #ef3478

#3478ef · #ef34d6 · #efaa34

Contrast

#34ef4d as textRatioAAAA largeAAAFix
Aaon white
1.54:1failfailfail
  • AA: use #0b891c as the text (4.56:1)
  • AAA: use #086314 as the text (7.49:1)
  • AA: or shift the background to #595959 (4.54:1)
  • AAA: or shift the background to #3d3d3d (7.03:1)
Aaon black
13.6:1passpasspassPasses 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 #34ef4d 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 #34ef4d
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 #34ef4d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/34ef4d-a2bea9-ac4edf-1f2d27-ecf1e9?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