Color

#04af40

#04af40
hex#04af40
rgbrgb(4, 175, 64)
hslhsl(141, 96%, 35%)
oklchoklch(0.657 0.194 147)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.3106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af0473

#1daf04 · #04af95

#4004af · #af4004

Split-complementary

Open in tool →

#9504af · #af041d

#041daf · #af0473 · #af9504

Contrast

#04af40 as textRatioAAAA largeAAAFix
Aaon white
2.91:1failfailfail
  • AA: use #038731 as the text (4.65:1)
  • AAA: use #026424 as the text (7.37:1)
  • AA: or shift the background to #303030 (4.53:1)
  • AAA: or shift the background to #030303 (7.08:1)
Aaon black
7.21:1passpasspassPasses 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 #04af40 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 #04af40
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 #04af40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04af40-a2beaf-c459d4-1f2d2a-eaf1e9?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