Color

#04fb29

#04fb29
hex#04fb29
rgbrgb(4, 251, 41)
hslhsl(129, 97%, 50%)
oklchoklch(0.857 0.283 143.3)
Closest name: Cyber Neon Green (#00ff26)Relative luminance 0.6918

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb04d6

#5afb04 · #04fba5

#2904fb · #fb2904

Split-complementary

Open in tool →

#a504fb · #fb045a

#045afb · #fb04d6 · #fba504

Contrast

#04fb29 as textRatioAAAA largeAAAFix
Aaon white
1.42:1failfailfail
  • AA: use #028816 as the text (4.63:1)
  • AAA: use #026410 as the text (7.41:1)
  • AA: or shift the background to #5e5e5e (4.58:1)
  • AAA: or shift the background to #424242 (7.1:1)
Aaon black
14.84:1passpasspassPasses 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 #04fb29 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 #04fb29
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 #04fb29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04fb29-a2bea9-ae4edf-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