Color

#4ea22a

#4ea22a
hex#4ea22a
rgbrgb(78, 162, 42)
hslhsl(102, 59%, 40%)
oklchoklch(0.636 0.174 138.1)
Closest name: Grass Is Greener (#3f9b0b)Relative luminance 0.2763

Colors that go with #4ea22a

Charcoal, Blue and Crimson 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 →

#7e2aa2

#8aa22a · #2aa242

#2a4ea2 · #a22a4e

Split-complementary

Open in tool →

#422aa2 · #a22a8a

#2a8aa2 · #7e2aa2 · #a2422a

Contrast

#4ea22a as textRatioAAAA largeAAAFix
Aaon white
3.22:1failpassfail
  • AA: use #408623 as the text (4.51:1)
  • AAA: use #2f6119 as the text (7.38:1)
  • AA: or shift the background to #292929 (4.52:1)
Aaon black
6.53:1passpassfail
  • AAA: use #52aa2c as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4ea22a 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 #4ea22a
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 #4ea22a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ea22a-a7bea2-6e4edf-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