Color

#4bfb63

#4bfb63
hex#4bfb63
rgbrgb(75, 251, 99)
hslhsl(128, 96%, 64%)
oklchoklch(0.869 0.241 145.1)
Closest name: Experimintal Green (#4cff7b)Relative luminance 0.7139

Colors that go with #4bfb63

Violet, Hot Pink and Plum 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.

Real palettes that use #4bfb63

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#fb4be4

#8cfb4b · #4bfbbb

#634bfb · #fb634b

Split-complementary

Open in tool →

#bb4bfb · #fb4b8c

#4b8cfb · #fb4be4 · #fbbb4b

Contrast

#4bfb63 as textRatioAAAA largeAAAFix
Aaon white
1.37:1failfailfail
  • AA: use #038714 as the text (4.69:1)
  • AAA: use #02640f as the text (7.41:1)
  • AA: or shift the background to #616161 (4.51:1)
  • AAA: or shift the background to #424242 (7.31:1)
Aaon black
15.28:1passpasspassPasses 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 #4bfb63 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 #4bfb63
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 #4bfb63 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4bfb63-a2bea9-ac4edf-1f2d27-ecf1e9?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