Color

#05fa63

#05fa63
hex#05fa63
rgbrgb(5, 250, 99)
hslhsl(143, 96%, 50%)
oklchoklch(0.859 0.251 147.5)
Closest name: Cathode Green (#00ff55)Relative luminance 0.693

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fa059c

#22fa05 · #05fadd

#6305fa · #fa6305

Split-complementary

Open in tool →

#dd05fa · #fa0522

#0522fa · #fa059c · #fadd05

Contrast

#05fa63 as textRatioAAAA largeAAAFix
Aaon white
1.41:1failfailfail
  • AA: use #038735 as the text (4.65:1)
  • AAA: use #026428 as the text (7.35:1)
  • AA: or shift the background to #5e5e5e (4.59:1)
  • AAA: or shift the background to #424242 (7.11:1)
Aaon black
14.86:1passpasspassPasses 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 #05fa63 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 #05fa63
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 #05fa63 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05fa63-a2beb0-c859d4-1f2d2b-eaf1e9?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