Color

#4bce63

#4bce63
hex#4bce63
rgbrgb(75, 206, 99)
hslhsl(131, 57%, 55%)
oklchoklch(0.755 0.187 146.8)
Closest name: Battletoad (#11cc55)Relative luminance 0.4654

Colors that go with #4bce63

Blue, Charcoal and Royal Blue 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 →

#ce4bb6

#74ce4b · #4bcea4

#634bce · #ce634b

Split-complementary

Open in tool →

#a44bce · #ce4b74

#4b74ce · #ce4bb6 · #cea44b

Contrast

#4bce63 as textRatioAAAA largeAAAFix
Aaon white
2.04:1failfailfail
  • AA: use #258837 as the text (4.51:1)
  • AAA: use #1b6429 as the text (7.24:1)
  • AA: or shift the background to #474747 (4.56:1)
  • AAA: or shift the background to #292929 (7.14:1)
Aaon black
10.31:1passpasspassPasses 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 #4bce63 as the background.

Brands using this color

mcpConnect your agent — build around #4bce63
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 #4bce63 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4bce63-a2beaa-b34edf-1f2d28-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