#3FCC66#3FCC66

#3FCC66 is a light, vivid green. Relative luminance 0.452; OKLCH L 74.8% C 0.186 H 148.6°. Best body text is #000000 at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#3FCC66
RGB	rgb(63, 204, 102)
HSL	hsl(137, 58%, 52%)
HSV	hsv(137, 69%, 80%)
CMYK	cmyk(69.1%, 0%, 50%, 20%)
CIE-LAB	lab(73.02, -58.98, 39.95)
CIE-LCH	lch(73.02, 71.24, 145.89°)
OKLab	oklab(74.76% -0.1589 0.0968)
OKLCH	oklch(74.76% 0.186 148.6)
XYZ	xyz(26.0390, 45.1989, 19.9198)
Luminance	0.4520 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCC66 #CC3FA5

analogous

#5ECC3F #3FCC66 #3FCCAD

triadic

#3FCC66 #663FCC #CC663F

tetradic

#3FCC66 #3F5ECC #CC3FA5 #CCAD3F

square

#3FCC66 #3F5ECC #CC3FA5 #CCAD3F

split-complementary

#3FCC66 #AD3FCC #CC3F5E

monochromatic

#1E7236 #2BA34C #3FCC66 #6FD98D #A0E6B3

Accessibility & contrast

On white

2.09

#3FCC66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.04

#3FCC66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCC66

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCC66	#FFFFFF	#000000	##000000
##3FCC66	1.00	2.09	10.04	10.04
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.04	21.00	1.00	1.00
##000000	10.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBA5D

Deuteranopia (green-blind)

#BDAF6D

Tritanopia (blue-blind)

#00C8B4

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #3fcc66;
/* rgb */ color: rgb(63, 204, 102);
/* oklch */ color: oklch(74.8% 0.186 148.6);

Tailwind

colors: {
  custom: {
    50: '#86dd93',
    500: '#3fcc66',
    950: '#000000',
  },
}

SCSS

$custom: #3fcc66;
$custom-light: #86dd93;
$custom-dark: #000000;

JSON

{
  "hex": "#3fcc66",
  "rgb": {
    "r": 63,
    "g": 204,
    "b": 102
  },
  "hsl": {
    "h": 136.596,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.74759,
    "c": 0.18603,
    "h": 148.6
  },
  "luminance": 0.45202
}

Semantic roles & 50–950 ramp

primary

#3FCC66

secondary

#D295C1

accent

#47B6E1

background

#F8FDF9

surface

#F0FBF1

border

#CBD4CB

text

#0D150D

muted

#7D837E

Preview Lab

Preview with #3FCC66

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →