Color

#38fa3f

#38fa3f
hex#38fa3f
rgbrgb(56, 250, 63)
hslhsl(122, 95%, 60%)
oklchoklch(0.86 0.267 143.2)
Closest name: Cathode Green (#00ff55)Relative luminance 0.6957

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fa38f3

#93fa38 · #38fa9f

#3f38fa · #fa3f38

Split-complementary

Open in tool →

#9f38fa · #fa3893

#3893fa · #fa38f3 · #fa9f38

Contrast

#38fa3f as textRatioAAAA largeAAAFix
Aaon white
1.41:1failfailfail
  • AA: use #038608 as the text (4.75:1)
  • AAA: use #036806 as the text (7.03:1)
  • AA: or shift the background to #5e5e5e (4.61:1)
  • AAA: or shift the background to #424242 (7.14:1)
Aaon black
14.91:1passpasspassPasses 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 #38fa3f 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 #38fa3f
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 #38fa3f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/38fa3f-a2bea6-9e4edf-1f2d26-edf1e9?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