Color

#78da4e

#78da4e
hex#78da4e
rgbrgb(120, 218, 78)
hslhsl(102, 65%, 58%)
oklchoklch(0.8 0.199 137.7)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5469

Colors that go with #78da4e

Deep Sky Blue, Taupe and Violet 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 →

#b04eda

#beda4e · #4eda6a

#4e78da · #da4e78

Split-complementary

Open in tool →

#6a4eda · #da4ebe

#4ebeda · #b04eda · #da6a4e

Contrast

#78da4e as textRatioAAAA largeAAAFix
Aaon white
1.76:1failfailfail
  • AA: use #3a821c as the text (4.78:1)
  • AAA: use #2d6515 as the text (7.04:1)
  • AA: or shift the background to #4f4f4f (4.66:1)
  • AAA: or shift the background to #333333 (7.18:1)
Aaon black
11.94:1passpasspassPasses 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 #78da4e 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 #78da4e
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 #78da4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78da4e-a7bea2-6e4edf-1f2d21-eff1e9?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