Color

#acff47

#acff47
hex#acff47
rgbrgb(172, 255, 71)
hslhsl(87, 100%, 64%)
oklchoklch(0.914 0.223 131.1)
Closest name: greenyellow (#adff2f)Relative luminance 0.8075

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9a47ff

#fff647 · #51ff47

#47acff · #ff47ac

Split-complementary

Open in tool →

#4751ff · #f647ff

#47fff6 · #9a47ff · #ff4751

Contrast

#acff47 as textRatioAAAA largeAAAFix
Aaon white
1.22:1failfailfail
  • AA: use #498500 as the text (4.53:1)
  • AAA: use #356100 as the text (7.34:1)
  • AA: or shift the background to #666666 (4.69:1)
  • AAA: or shift the background to #4a4a4a (7.24:1)
Aaon black
17.15:1passpasspassPasses 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 #acff47 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 #acff47
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 #acff47 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/acff47-aebea2-4e53df-212d1f-f1f1e9?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