Color

#4ac229

#4ac229
hex#4ac229
rgbrgb(74, 194, 41)
hslhsl(107, 65%, 46%)
oklchoklch(0.718 0.213 140.1)
Closest name: Frog (#58bc08)Relative luminance 0.402

Colors that go with #4ac229

Blue, Charcoal 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 →

#a129c2

#96c229 · #29c254

#294ac2 · #c2294a

Split-complementary

Open in tool →

#5429c2 · #c22996

#2996c2 · #a129c2 · #c25429

Contrast

#4ac229 as textRatioAAAA largeAAAFix
Aaon white
2.32:1failfailfail
  • AA: use #34871d as the text (4.54:1)
  • AAA: use #276515 as the text (7.1:1)
  • AA: or shift the background to #3d3d3d (4.68:1)
  • AAA: or shift the background to #1f1f1f (7.1:1)
Aaon black
9.04:1passpasspassPasses 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 #4ac229 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 #4ac229
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 #4ac229 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ac229-a5bea2-7a4edf-1f2d22-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