Color

#73de78

#73de78
hex#73de78
rgbrgb(115, 222, 120)
hslhsl(123, 62%, 66%)
oklchoklch(0.813 0.171 144.7)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5724

Colors that go with #73de78

Deep Sky Blue, Royal Blue and Taupe lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#de73d9

#a3de73 · #73deae

#7873de · #de7873

Split-complementary

Open in tool →

#ae73de · #de73a3

#73a3de · #de73d9 · #deae73

Contrast

#73de78 as textRatioAAAA largeAAAFix
Aaon white
1.69:1failfailfail
  • AA: use #208825 as the text (4.56:1)
  • AAA: use #18671c as the text (7.01:1)
  • AA: or shift the background to #525252 (4.63:1)
  • AAA: or shift the background to #363636 (7.16:1)
Aaon black
12.45:1passpasspassPasses 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 #73de78 as the background.

Brands using this color

mcpConnect your agent — build around #73de78
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #73de78 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/73de78-a2bea6-a04edf-1f2d26-edf1e9?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