Color

#0ff040

#0ff040
hex#0ff040
rgbrgb(15, 240, 64)
hslhsl(133, 88%, 50%)
oklchoklch(0.83 0.263 144.5)
Closest name: Becquerel (#4bec13)Relative luminance 0.6279

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f00fbf

#4ff00f · #0ff0b0

#400ff0 · #f0400f

Split-complementary

Open in tool →

#b00ff0 · #f00f4f

#0f4ff0 · #f00fbf · #f0b00f

Contrast

#0ff040 as textRatioAAAA largeAAAFix
Aaon white
1.55:1failfailfail
  • AA: use #098624 as the text (4.72:1)
  • AAA: use #06651b as the text (7.28:1)
  • AA: or shift the background to #595959 (4.52:1)
  • AAA: or shift the background to #3d3d3d (7.01:1)
Aaon black
13.56:1passpasspassPasses 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 #0ff040 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 #0ff040
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 #0ff040 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ff040-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