Color

#a4f910

#a4f910
hex#a4f910
rgbrgb(164, 249, 16)
hslhsl(82, 95%, 52%)
oklchoklch(0.893 0.239 130.3)
Closest name: greenyellow (#adff2f)Relative luminance 0.7568

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6610f9

#f9da10 · #2ff910

#10a4f9 · #f910a4

Split-complementary

Open in tool →

#102ff9 · #da10f9

#10f9da · #6610f9 · #f9102f

Contrast

#a4f910 as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #538103 as the text (4.66:1)
  • AAA: use #3d5e02 as the text (7.5:1)
  • AA: or shift the background to #636363 (4.62:1)
  • AAA: or shift the background to #474747 (7.14:1)
Aaon black
16.14:1passpasspassPasses 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 #a4f910 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 #a4f910
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 #a4f910 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a4f910-b0bea2-4e5fdf-222d1f-f1f0e9?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