Color

#05f555

#05f555
hex#05f555
rgbrgb(5, 245, 85)
hslhsl(140, 96%, 49%)
oklchoklch(0.845 0.256 146.2)
Closest name: Cathode Green (#00ff55)Relative luminance 0.6599

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f505a5

#2df505 · #05f5cd

#5505f5 · #f55505

Split-complementary

Open in tool →

#cd05f5 · #f5052d

#052df5 · #f505a5 · #f5cd05

Contrast

#05f555 as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #03872f as the text (4.66:1)
  • AAA: use #026423 as the text (7.37:1)
  • AA: or shift the background to #5c5c5c (4.52:1)
  • AAA: or shift the background to #404040 (7.01:1)
Aaon black
14.2:1passpasspassPasses 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 #05f555 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 #05f555
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 #05f555 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05f555-a2beaf-c259d4-1f2d2a-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