Color

#7eff42

#7eff42
hex#7eff42
rgbrgb(126, 255, 66)
hslhsl(101, 100%, 63%)
oklchoklch(0.892 0.247 137.9)
Closest name: Acid Green (#8ffe09)Relative luminance 0.7635

Colors that go with #7eff42

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 →

#c342ff

#dcff42 · #42ff65

#427eff · #ff427e

Split-complementary

Open in tool →

#6542ff · #ff42dc

#42dcff · #c342ff · #ff6542

Contrast

#7eff42 as textRatioAAAA largeAAAFix
Aaon white
1.29:1failfailfail
  • AA: use #2a8500 as the text (4.72:1)
  • AAA: use #206600 as the text (7.09:1)
  • AA: or shift the background to #636363 (4.65:1)
  • AAA: or shift the background to #474747 (7.2:1)
Aaon black
16.27:1passpasspassPasses 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 #7eff42 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 #7eff42
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 #7eff42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7eff42-a7bea2-6b4edf-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