Color

#78d336

#78d336
hex#78d336
rgbrgb(120, 211, 54)
hslhsl(95, 64%, 52%)
oklchoklch(0.781 0.206 135.3)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.5085

Colors that go with #78d336

Blue, Deep Sky 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 →

#9236d3

#c6d336 · #36d343

#3678d3 · #d33678

Split-complementary

Open in tool →

#4336d3 · #d336c6

#36c6d3 · #9236d3 · #d34336

Contrast

#78d336 as textRatioAAAA largeAAAFix
Aaon white
1.88:1failfailfail
  • AA: use #47821c as the text (4.69:1)
  • AAA: use #376416 as the text (7.01:1)
  • AA: or shift the background to #4a4a4a (4.71:1)
  • AAA: or shift the background to #303030 (7.02:1)
Aaon black
11.17:1passpasspassPasses 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 #78d336 as the background.

Brands using this color

mcpConnect your agent — build around #78d336
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 #78d336 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78d336-aabea2-5d4edf-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