Color

#4cb418

#4cb418
hex#4cb418
rgbrgb(76, 180, 24)
hslhsl(100, 76%, 40%)
oklchoklch(0.681 0.204 138.4)
Closest name: Exit Light (#55bb33)Relative luminance 0.3424

Colors that go with #4cb418

Royal Blue, Taupe and Medium Orchid 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 →

#8018b4

#9ab418 · #18b432

#184cb4 · #b4184c

Split-complementary

Open in tool →

#3218b4 · #b4189a

#189ab4 · #8018b4 · #b43218

Contrast

#4cb418 as textRatioAAAA largeAAAFix
Aaon white
2.68:1failfailfail
  • AA: use #398712 as the text (4.52:1)
  • AAA: use #2a630d as the text (7.27:1)
  • AA: or shift the background to #363636 (4.52:1)
  • AAA: or shift the background to #121212 (7:1)
Aaon black
7.85:1passpasspassPasses 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 #4cb418 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 #4cb418
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 #4cb418 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4cb418-a8bea2-694edf-1f2d21-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