Color

#29ff57

#29ff57
hex#29ff57
rgbrgb(41, 255, 87)
hslhsl(133, 100%, 58%)
oklchoklch(0.873 0.261 145.4)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7268

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff29d1

#65ff29 · #29ffc2

#5729ff · #ff5729

Split-complementary

Open in tool →

#c229ff · #ff2965

#2965ff · #ff29d1 · #ffc229

Contrast

#29ff57 as textRatioAAAA largeAAAFix
Aaon white
1.35:1failfailfail
  • AA: use #008a1e as the text (4.51:1)
  • AAA: use #006616 as the text (7.21:1)
  • AA: or shift the background to #616161 (4.58:1)
  • AAA: or shift the background to #454545 (7.09:1)
Aaon black
15.54:1passpasspassPasses 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 #29ff57 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 #29ff57
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 #29ff57 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/29ff57-a2beab-b84edf-1f2d28-ebf1e9?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