Color

#73b828

#73b828
hex#73b828
rgbrgb(115, 184, 40)
hslhsl(89, 64%, 44%)
oklchoklch(0.71 0.183 132.5)
Closest name: Extra Life (#6ab417)Relative luminance 0.3808

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6e28b8

#b8b628 · #2bb828

#2873b8 · #b82873

Split-complementary

Open in tool →

#282bb8 · #b628b8

#28b8b6 · #6e28b8 · #b8282b

Contrast

#73b828 as textRatioAAAA largeAAAFix
Aaon white
2.44:1failfailfail
  • AA: use #51821c as the text (4.61:1)
  • AAA: use #3c6015 as the text (7.3:1)
  • AA: or shift the background to #3b3b3b (4.6:1)
  • AAA: or shift the background to #1a1a1a (7.14:1)
Aaon black
8.62:1passpasspassPasses 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 #73b828 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 #73b828
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 #73b828 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/73b828-adbea2-4e4edf-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