Color

#78fd2b

#78fd2b
hex#78fd2b
rgbrgb(120, 253, 43)
hslhsl(98, 98%, 58%)
oklchoklch(0.884 0.258 137.5)
Closest name: lawngreen (#7cfc00)Relative luminance 0.7442

Colors that go with #78fd2b

Violet, Charcoal and Deep Sky Blue 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 →

#b02bfd

#e1fd2b · #2bfd47

#2b78fd · #fd2b78

Split-complementary

Open in tool →

#472bfd · #fd2be1

#2be1fd · #b02bfd · #fd472b

Contrast

#78fd2b as textRatioAAAA largeAAAFix
Aaon white
1.32:1failfailfail
  • AA: use #338801 as the text (4.5:1)
  • AAA: use #266501 as the text (7.13:1)
  • AA: or shift the background to #636363 (4.54:1)
  • AAA: or shift the background to #474747 (7.03:1)
Aaon black
15.88:1passpasspassPasses 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 #78fd2b 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 #78fd2b
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 #78fd2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78fd2b-a9bea2-644edf-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