Color

#78e281

#78e281
hex#78e281
rgbrgb(120, 226, 129)
hslhsl(125, 65%, 68%)
oklchoklch(0.826 0.166 145.6)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5997

Colors that go with #78e281

Charcoal, 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 →

#e278da

#a5e278 · #78e2b6

#8178e2 · #e28178

Split-complementary

Open in tool →

#b678e2 · #e278a5

#78a5e2 · #e278da · #e2b678

Contrast

#78e281 as textRatioAAAA largeAAAFix
Aaon white
1.62:1failfailfail
  • AA: use #1d8725 as the text (4.62:1)
  • AAA: use #15651c as the text (7.22:1)
  • AA: or shift the background to #545454 (4.69:1)
  • AAA: or shift the background to #383838 (7.26:1)
Aaon black
12.99:1passpasspassPasses 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 #78e281 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 #78e281
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 #78e281 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78e281-a2bea7-a54edf-1f2d26-ecf1e9?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