Color

#9df028

#9df028
hex#9df028
rgbrgb(157, 240, 40)
hslhsl(85, 87%, 55%)
oklchoklch(0.869 0.227 131)
Closest name: Acid Green (#8ffe09)Relative luminance 0.6964

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7c28f0

#f0df28 · #39f028

#289df0 · #f0289d

Split-complementary

Open in tool →

#2839f0 · #df28f0

#28f0df · #7c28f0 · #f02839

Contrast

#9df028 as textRatioAAAA largeAAAFix
Aaon white
1.41:1failfailfail
  • AA: use #4f8109 as the text (4.69:1)
  • AAA: use #3a5f07 as the text (7.45:1)
  • AA: or shift the background to #5e5e5e (4.61:1)
  • AAA: or shift the background to #424242 (7.14:1)
Aaon black
14.93:1passpasspassPasses 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 #9df028 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 #9df028
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 #9df028 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9df028-afbea2-4e58df-212d1f-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