#3FD340#3FD340

#3FD340 is a light, highly saturated green. Relative luminance 0.480; OKLCH L 76.1% C 0.224 H 143.1°. Best body text is #000000 at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#3FD340
RGB	rgb(63, 211, 64)
HSL	hsl(120, 63%, 54%)
HSV	hsv(120, 70%, 83%)
CMYK	cmyk(70.1%, 0%, 69.7%, 17.3%)
CIE-LAB	lab(74.83, -65.83, 58.81)
CIE-LCH	lch(74.83, 88.27, 138.23°)
OKLab	oklab(76.13% -0.1787 0.1343)
OKLCH	oklch(76.13% 0.224 143.1)
XYZ	xyz(26.2680, 48.0126, 12.7325)
Luminance	0.4802 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FD340 #D33FD2

analogous

#88D33F #3FD340 #3FD38A

triadic

#3FD340 #403FD3 #D3403F

tetradic

#3FD340 #3F88D3 #D33FD2 #D38A3F

square

#3FD340 #3F88D3 #D33FD2 #D38A3F

split-complementary

#3FD340 #8A3FD3 #D33F88

monochromatic

#1C7B1D #28AD29 #3FD340 #71DE72 #A3EAA3

Accessibility & contrast

On white

1.98

#3FD340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.60

#3FD340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FD340

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FD340	#FFFFFF	#000000	##000000
##3FD340	1.00	1.98	10.60	10.60
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.60	21.00	1.00	1.00
##000000	10.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF29

Deuteranopia (green-blind)

#C6B44E

Tritanopia (blue-blind)

#0BCDB6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #3fd340;
/* rgb */ color: rgb(63, 211, 64);
/* oklch */ color: oklch(76.1% 0.224 143.1);

Tailwind

colors: {
  custom: {
    50: '#89e27d',
    500: '#3fd340',
    950: '#000000',
  },
}

SCSS

$custom: #3fd340;
$custom-light: #89e27d;
$custom-dark: #000000;

JSON

{
  "hex": "#3fd340",
  "rgb": {
    "r": 63,
    "g": 211,
    "b": 64
  },
  "hsl": {
    "h": 120.405,
    "s": 62.712,
    "l": 53.725
  },
  "oklch": {
    "l": 0.76135,
    "c": 0.22354,
    "h": 143.1
  },
  "luminance": 0.48015
}

Semantic roles & 50–950 ramp

primary

#3FD340

secondary

#D797D6

accent

#42E5E6

background

#F9FEF7

surface

#F1FCEE

border

#CBD5C9

text

#0D150A

muted

#7E847C

Preview Lab

Preview with #3FD340

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

Preview Lab → · Contrast checker → · Palette generator →