Color

#78cb34

#78cb34
hex#78cb34
rgbrgb(120, 203, 52)
hslhsl(93, 59%, 50%)
oklchoklch(0.761 0.197 134.4)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.4695

Colors that go with #78cb34

Blue, Charcoal 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 →

#8734cb

#c3cb34 · #34cb3c

#3478cb · #cb3478

Split-complementary

Open in tool →

#3c34cb · #cb34c3

#34c3cb · #8734cb · #cb3c34

Contrast

#78cb34 as textRatioAAAA largeAAAFix
Aaon white
2.02:1failfailfail
  • AA: use #4d8221 as the text (4.64:1)
  • AAA: use #3a6119 as the text (7.23:1)
  • AA: or shift the background to #474747 (4.6:1)
  • AAA: or shift the background to #2b2b2b (7.01:1)
Aaon black
10.39:1passpasspassPasses 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 #78cb34 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 #78cb34
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 #78cb34 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78cb34-abbea2-584edf-202d1f-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