Color

#05fa3e

#05fa3e
hex#05fa3e
rgbrgb(5, 250, 62)
hslhsl(134, 96%, 50%)
oklchoklch(0.856 0.274 144.3)
Closest name: Cathode Green (#00ff55)Relative luminance 0.6875

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fa05c1

#46fa05 · #05fab9

#3e05fa · #fa3e05

Split-complementary

Open in tool →

#b905fa · #fa0546

#0546fa · #fa05c1 · #fab905

Contrast

#05fa3e as textRatioAAAA largeAAAFix
Aaon white
1.42:1failfailfail
  • AA: use #038722 as the text (4.67:1)
  • AAA: use #026419 as the text (7.4:1)
  • AA: or shift the background to #5e5e5e (4.55:1)
  • AAA: or shift the background to #424242 (7.06:1)
Aaon black
14.75:1passpasspassPasses 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 #05fa3e 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 #05fa3e
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 #05fa3e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05fa3e-a2beac-b559d4-1f2d29-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