What is the hex code for #66FF00?

The hex code for #66FF00 is #66FF00. In RGB that is rgb(102, 255, 0).

What is the CMYK value of #66FF00?

#66FF00 converts to CMYK cmyk(60%, 0%, 100%, 0%) for print, and OKLCH oklch(0.8815 0.275 138.49) for modern color workflows.

What is the closest Pantone color to #66FF00?

The closest Pantone-style match to #66FF00 is PANTONE 376 C (Apple Green). This is an approximation labeled "closest match", not an official Pantone value.

#66FF00 — #66FF00

#66FF00 hex code is #66FF00. Below are all common color formats, the nearest CSS named color, and the closest Pantone-style match.

#66FF00rgb(102, 255, 0)

#66FF00 is a hex color. Here are its RGB, HSL, HSV, CMYK and OKLCH values, the nearest CSS named color, and the closest Pantone-style match.

#66FF00 in every format

HEX	#66FF00
RGB	rgb(102, 255, 0)
HSL	hsl(96, 100%, 50%)
HSV	hsv(96, 100%, 100%)
CMYK	cmyk(60%, 0%, 100%, 0%)
OKLCH	oklch(0.8815 0.275 138.49)

#66FF00 to Pantone & nearest name

Nearest CSS named color	chartreuse
Closest Pantone-style match	PANTONE 376 C · Apple Green
Readable text color on this background	#000000

Pantone result is the nearest entry in our approximation set and is labeled "closest match" — it is not an official Pantone color value.

Convert another color

#66FF00nearest CSS color: chartreuse

HEX#66FF00

RGBrgb(102, 255, 0)

HSLhsl(96, 100%, 50%)

HSVhsv(96, 100%, 100%)

CMYKcmyk(60%, 0%, 100%, 0%)

OKLCHoklch(0.8815 0.275 138.49)

Nearest CSS named color

chartreuse

Closest Pantone-style match

PANTONE 376 C · Apple Green

Pantone match is an approximation labeled "closest match" — not an official Pantone value.

Get this color as JSON (developer API)

curl "https://color.wrapper-agency.com/api/v1/color?value=%2366ff00"

Free color-conversion API — no key during beta. Returns all formats plus nearest named and closest Pantone-style match.

Related colors

Spotify Green

#1DB954

International Klein Blue

FAQ

What is the #66FF00 hex code?: #66FF00 is #66FF00.
What is #66FF00 in RGB and CMYK?: #66FF00 is rgb(102, 255, 0) in RGB and cmyk(60%, 0%, 100%, 0%) in CMYK.
Is this an official Pantone value?: No. HueKit shows the closest match from an approximation set for guidance only. For production print, confirm against an official Pantone guide.