Color

#78e283

#78e283
hex#78e283
rgbrgb(120, 226, 131)
hslhsl(126, 65%, 68%)
oklchoklch(0.826 0.164 146.1)
Closest name: Grotesque Green (#64e986)Relative luminance 0.6002

Colors that go with #78e283

Charcoal, Deep Sky Blue and Royal Blue 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 →

#e278d8

#a3e278 · #78e2b8

#8378e2 · #e28378

Split-complementary

Open in tool →

#b878e2 · #e278a3

#78a3e2 · #e278d8 · #e2b878

Contrast

#78e283 as textRatioAAAA largeAAAFix
Aaon white
1.61:1failfailfail
  • AA: use #1d8727 as the text (4.62:1)
  • AAA: use #15651d as the text (7.21:1)
  • AA: or shift the background to #545454 (4.69:1)
  • AAA: or shift the background to #383838 (7.26:1)
Aaon black
13:1passpasspassPasses 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 #78e283 as the background.

Brands using this color

mcpConnect your agent — build around #78e283
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 #78e283 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78e283-a2bea8-a74edf-1f2d27-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