Color

#4fbe13

#4fbe13
hex#4fbe13
rgbrgb(79, 190, 19)
hslhsl(99, 82%, 41%)
oklchoklch(0.709 0.215 138.3)
Closest name: Frog (#58bc08)Relative luminance 0.3854

Colors that go with #4fbe13

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 →

#8213be

#a5be13 · #13be2d

#134fbe · #be134f

Split-complementary

Open in tool →

#2d13be · #be13a5

#13a5be · #8213be · #be2d13

Contrast

#4fbe13 as textRatioAAAA largeAAAFix
Aaon white
2.41:1failfailfail
  • AA: use #38870d as the text (4.53:1)
  • AAA: use #28610a as the text (7.49:1)
  • AA: or shift the background to #3d3d3d (4.5:1)
  • AAA: or shift the background to #1c1c1c (7.07:1)
Aaon black
8.71:1passpasspassPasses 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 #4fbe13 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 #4fbe13
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 #4fbe13 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4fbe13-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