Color

#4fbf12

#4fbf12
hex#4fbf12
rgbrgb(79, 191, 18)
hslhsl(99, 83%, 41%)
oklchoklch(0.711 0.216 138.3)
Closest name: Frog (#58bc08)Relative luminance 0.3897

Colors that go with #4fbf12

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 →

#8312bf

#a5bf12 · #12bf2c

#124fbf · #bf124f

Split-complementary

Open in tool →

#2c12bf · #bf12a5

#12a5bf · #8312bf · #bf2c12

Contrast

#4fbf12 as textRatioAAAA largeAAAFix
Aaon white
2.39:1failfailfail
  • AA: use #38870d as the text (4.53:1)
  • AAA: use #286209 as the text (7.39:1)
  • AA: or shift the background to #3d3d3d (4.55:1)
  • AAA: or shift the background to #1c1c1c (7.14:1)
Aaon black
8.79:1passpasspassPasses 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 #4fbf12 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 #4fbf12
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 #4fbf12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4fbf12-a8bea2-664edf-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