Color

#78ff24

#78ff24
hex#78ff24
rgbrgb(120, 255, 36)
hslhsl(97, 100%, 57%)
oklchoklch(0.888 0.262 137.3)
Closest name: chartreuse (#7fff00)Relative luminance 0.7564

Colors that go with #78ff24

Violet, Charcoal and Deep Sky 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 →

#ab24ff

#e5ff24 · #24ff3d

#2478ff · #ff2478

Split-complementary

Open in tool →

#3d24ff · #ff24e5

#24e5ff · #ab24ff · #ff3d24

Contrast

#78ff24 as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #338500 as the text (4.67:1)
  • AAA: use #276600 as the text (7.03:1)
  • AA: or shift the background to #636363 (4.61:1)
  • AAA: or shift the background to #474747 (7.14:1)
Aaon black
16.13:1passpasspassPasses 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 #78ff24 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 #78ff24
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 #78ff24 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78ff24-a9bea2-624edf-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