Color

#03fc35

#03fc35
hex#03fc35
rgbrgb(3, 252, 53)
hslhsl(132, 98%, 50%)
oklchoklch(0.86 0.28 143.8)
Closest name: Cyber Neon Green (#00ff26)Relative luminance 0.699

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fc03ca

#4efc03 · #03fcb1

#3503fc · #fc3503

Split-complementary

Open in tool →

#b103fc · #fc034e

#034efc · #fc03ca · #fcb103

Contrast

#03fc35 as textRatioAAAA largeAAAFix
Aaon white
1.4:1failfailfail
  • AA: use #01881c as the text (4.63:1)
  • AAA: use #016515 as the text (7.31:1)
  • AA: or shift the background to #5e5e5e (4.63:1)
  • AAA: or shift the background to #424242 (7.17:1)
Aaon black
14.98:1passpasspassPasses 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 #03fc35 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 #03fc35
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 #03fc35 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03fc35-a2beab-b64edf-1f2d28-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