Color

#4ec00c

#4ec00c
hex#4ec00c
rgbrgb(78, 192, 12)
hslhsl(98, 88%, 40%)
oklchoklch(0.713 0.219 138.4)
Closest name: Frog (#58bc08)Relative luminance 0.3935

Colors that go with #4ec00c

Charcoal, Royal Blue and Taupe 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 →

#7e0cc0

#a8c00c · #0cc024

#0c4ec0 · #c00c4e

Split-complementary

Open in tool →

#240cc0 · #c00ca8

#0ca8c0 · #7e0cc0 · #c0240c

Contrast

#4ec00c as textRatioAAAA largeAAAFix
Aaon white
2.37:1failfailfail
  • AA: use #378609 as the text (4.59:1)
  • AAA: use #296506 as the text (7.1:1)
  • AA: or shift the background to #3d3d3d (4.59:1)
  • AAA: or shift the background to #1c1c1c (7.2:1)
Aaon black
8.87:1passpasspassPasses 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 #4ec00c 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 #4ec00c
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 #4ec00c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ec00c-a9bea2-644edf-1f2d20-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