Color

#73fb18

#73fb18
hex#73fb18
rgbrgb(115, 251, 24)
hslhsl(96, 97%, 54%)
oklchoklch(0.876 0.263 137.4)
Closest name: lawngreen (#7cfc00)Relative luminance 0.7271

Colors that go with #73fb18

Violet, Deep Sky Blue and Hot Pink 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 →

#a018fb

#e5fb18 · #18fb2f

#1873fb · #fb1873

Split-complementary

Open in tool →

#2f18fb · #fb18e5

#18e5fb · #a018fb · #fb2f18

Contrast

#73fb18 as textRatioAAAA largeAAAFix
Aaon white
1.35:1failfailfail
  • AA: use #358302 as the text (4.77:1)
  • AAA: use #296402 as the text (7.2:1)
  • AA: or shift the background to #616161 (4.58:1)
  • AAA: or shift the background to #454545 (7.1:1)
Aaon black
15.54:1passpasspassPasses 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 #73fb18 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 #73fb18
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 #73fb18 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/73fb18-aabea2-5f4edf-1f2d20-f0f1e9?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