Color

#4cbf12

#4cbf12
hex#4cbf12
rgbrgb(76, 191, 18)
hslhsl(100, 83%, 41%)
oklchoklch(0.71 0.217 138.7)
Closest name: Frog (#58bc08)Relative luminance 0.3884

Colors that go with #4cbf12

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 →

#8512bf

#a2bf12 · #12bf2f

#124cbf · #bf124c

Split-complementary

Open in tool →

#2f12bf · #bf12a2

#12a2bf · #8512bf · #bf2f12

Contrast

#4cbf12 as textRatioAAAA largeAAAFix
Aaon white
2.39:1failfailfail
  • AA: use #35870d as the text (4.54:1)
  • AAA: use #276209 as the text (7.4:1)
  • AA: or shift the background to #3d3d3d (4.54:1)
  • AAA: or shift the background to #1c1c1c (7.12:1)
Aaon black
8.77:1passpasspassPasses 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 #4cbf12 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 #4cbf12
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 #4cbf12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4cbf12-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