Color

#33fa5e

#33fa5e
hex#33fa5e
rgbrgb(51, 250, 94)
hslhsl(133, 95%, 59%)
oklchoklch(0.862 0.25 145.9)
Closest name: Cathode Green (#00ff55)Relative luminance 0.6988

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fa33cf

#6bfa33 · #33fac1

#5e33fa · #fa5e33

Split-complementary

Open in tool →

#c133fa · #fa336b

#336bfa · #fa33cf · #fac133

Contrast

#33fa5e as textRatioAAAA largeAAAFix
Aaon white
1.4:1failfailfail
  • AA: use #038620 as the text (4.74:1)
  • AAA: use #036819 as the text (7:1)
  • AA: or shift the background to #5e5e5e (4.62:1)
  • 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 #33fa5e 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 #33fa5e
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 #33fa5e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33fa5e-a2beab-b84edf-1f2d28-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