Color

#42e92f

#42e92f
hex#42e92f
rgbrgb(66, 233, 47)
hslhsl(114, 81%, 55%)
oklchoklch(0.818 0.255 141.7)
Closest name: Becquerel (#4bec13)Relative luminance 0.5964

Colors that go with #42e92f

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 →

#d72fe9

#9fe92f · #2fe97a

#2f42e9 · #e92f42

Split-complementary

Open in tool →

#7a2fe9 · #e92f9f

#2f9fe9 · #d72fe9 · #e97a2f

Contrast

#42e92f as textRatioAAAA largeAAAFix
Aaon white
1.62:1failfailfail
  • AA: use #1a860e as the text (4.71:1)
  • AAA: use #14660b as the text (7.15:1)
  • AA: or shift the background to #545454 (4.66:1)
  • AAA: or shift the background to #383838 (7.22:1)
Aaon black
12.93:1passpasspassPasses 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 #42e92f 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 #42e92f
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 #42e92f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42e92f-a2bea2-8a4edf-1f2d24-eef1e9?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