#3FC66A#3FC66A

#3FC66A is a light, vivid green. Relative luminance 0.425; OKLCH L 73.3% C 0.175 H 150.0°. Best body text is #000000 at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#3FC66A
RGB	rgb(63, 198, 106)
HSL	hsl(139, 54%, 51%)
HSV	hsv(139, 68%, 78%)
CMYK	cmyk(68.2%, 0%, 46.5%, 22.4%)
CIE-LAB	lab(71.20, -56.18, 35.68)
CIE-LCH	lch(71.20, 66.55, 147.58°)
OKLab	oklab(73.27% -0.1514 0.0873)
OKLCH	oklch(73.27% 0.175 150)
XYZ	xyz(24.8435, 42.4828, 20.5236)
Luminance	0.4249 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC66A #C63F9B

analogous

#57C63F #3FC66A #3FC6AD

triadic

#3FC66A #6A3FC6 #C66A3F

tetradic

#3FC66A #3F57C6 #C63F9B #C6AD3F

square

#3FC66A #3F57C6 #C63F9B #C6AD3F

split-complementary

#3FC66A #AD3FC6 #C63F57

monochromatic

#206B38 #2E9A50 #3FC66A #6ED48F #9DE2B3

Accessibility & contrast

On white

2.21

#3FC66A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.50

#3FC66A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC66A

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC66A	#FFFFFF	#000000	##000000
##3FC66A	1.00	2.21	9.50	9.50
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.50	21.00	1.00	1.00
##000000	9.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B563

Deuteranopia (green-blind)

#B7AA70

Tritanopia (blue-blind)

#00C3B0

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #3fc66a;
/* rgb */ color: rgb(63, 198, 106);
/* oklch */ color: oklch(73.3% 0.175 150.0);

Tailwind

colors: {
  custom: {
    50: '#84d896',
    500: '#3fc66a',
    950: '#000000',
  },
}

SCSS

$custom: #3fc66a;
$custom-light: #84d896;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc66a",
  "rgb": {
    "r": 63,
    "g": 198,
    "b": 106
  },
  "hsl": {
    "h": 139.111,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.73274,
    "c": 0.17474,
    "h": 150
  },
  "luminance": 0.42486
}

Semantic roles & 50–950 ramp

primary

#3FC66A

secondary

#CE93BB

accent

#4AAFDE

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C150D

muted

#7D837E

Preview Lab

Preview with #3FC66A

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

Preview Lab → · Contrast checker → · Palette generator →