Color

#78f00f

#78f00f
hex#78f00f
rgbrgb(120, 240, 15)
hslhsl(92, 88%, 50%)
oklchoklch(0.851 0.251 136.1)
Closest name: lawngreen (#7cfc00)Relative luminance 0.6635

Colors that go with #78f00f

Deep Sky Blue, Violet and Charcoal 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 →

#870ff0

#e8f00f · #0ff017

#0f78f0 · #f00f78

Split-complementary

Open in tool →

#170ff0 · #f00fe8

#0fe8f0 · #870ff0 · #f0170f

Contrast

#78f00f as textRatioAAAA largeAAAFix
Aaon white
1.47:1failfailfail
  • AA: use #438609 as the text (4.51:1)
  • AAA: use #326506 as the text (7:1)
  • AA: or shift the background to #5c5c5c (4.54:1)
  • AAA: or shift the background to #404040 (7.05:1)
Aaon black
14.27:1passpasspassPasses 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 #78f00f 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 #78f00f
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 #78f00f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78f00f-acbea2-564edf-202d1f-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