#3FDF5B#3FDF5B

#3FDF5B is a light, highly saturated green. Relative luminance 0.546; OKLCH L 79.5% C 0.218 H 145.8°. Best body text is #000000 at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#3FDF5B
RGB	rgb(63, 223, 91)
HSL	hsl(131, 71%, 56%)
HSV	hsv(131, 72%, 87%)
CMYK	cmyk(71.7%, 0%, 59.2%, 12.5%)
CIE-LAB	lab(78.80, -66.97, 52.02)
CIE-LCH	lch(78.80, 84.80, 142.16°)
OKLab	oklab(79.5% -0.1806 0.1226)
OKLCH	oklch(79.5% 0.218 145.8)
XYZ	xyz(30.3238, 54.5840, 18.8332)
Luminance	0.5459 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FDF5B #DF3FC3

analogous

#73DF3F #3FDF5B #3FDFAB

triadic

#3FDF5B #5B3FDF #DF5B3F

tetradic

#3FDF5B #3F73DF #DF3FC3 #DFAB3F

square

#3FDF5B #3F73DF #DF3FC3 #DFAB3F

split-complementary

#3FDF5B #AB3FDF #DF3F73

monochromatic

#178C2C #20C13C #3FDF5B #73E888 #A8F0B5

Accessibility & contrast

On white

1.76

#3FDF5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.92

#3FDF5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FDF5B

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FDF5B	#FFFFFF	#000000	##000000
##3FDF5B	1.00	1.76	11.92	11.92
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.92	21.00	1.00	1.00
##000000	11.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2CB4D

Deuteranopia (green-blind)

#D0BE66

Tritanopia (blue-blind)

#00DAC2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #3fdf5b;
/* rgb */ color: rgb(63, 223, 91);
/* oklch */ color: oklch(79.5% 0.218 145.8);

Tailwind

colors: {
  custom: {
    50: '#8aea8d',
    500: '#3fdf5b',
    950: '#000000',
  },
}

SCSS

$custom: #3fdf5b;
$custom-light: #8aea8d;
$custom-dark: #000000;

JSON

{
  "hex": "#3fdf5b",
  "rgb": {
    "r": 63,
    "g": 223,
    "b": 91
  },
  "hsl": {
    "h": 130.5,
    "s": 71.429,
    "l": 56.078
  },
  "oklch": {
    "l": 0.79499,
    "c": 0.21834,
    "h": 145.8
  },
  "luminance": 0.54587
}

Semantic roles & 50–950 ramp

primary

#3FDF5B

secondary

#923181

accent

#3ACFEE

background

#FCFFFC

surface

#F4FEF4

border

#CED6CE

text

#0D160C

muted

#7F857F

Preview Lab

Preview with #3FDF5B

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

Preview Lab → · Contrast checker → · Palette generator →