#3FD43B#3FD43B

#3FD43B is a light, highly saturated green. Relative luminance 0.485; OKLCH L 76.4% C 0.228 H 142.6°. Best body text is #000000 at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#3FD43B
RGB	rgb(63, 212, 59)
HSL	hsl(118, 64%, 53%)
HSV	hsv(118, 72%, 83%)
CMYK	cmyk(70.3%, 0%, 72.2%, 16.9%)
CIE-LAB	lab(75.11, -66.57, 60.94)
CIE-LCH	lch(75.11, 90.25, 137.53°)
OKLab	oklab(76.36% -0.1809 0.1382)
OKLCH	oklch(76.36% 0.228 142.6)
XYZ	xyz(26.3812, 48.4566, 12.0996)
Luminance	0.4846 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FD43B #D03BD4

analogous

#8CD43B #3FD43B #3BD483

triadic

#3FD43B #3B3FD4 #D43B3F

tetradic

#3FD43B #3B8CD4 #D03BD4 #D4833B

square

#3FD43B #3B8CD4 #D03BD4 #D4833B

split-complementary

#3FD43B #833BD4 #D43B8C

monochromatic

#1D7A1B #29AC26 #3FD43B #70DF6D #A1EA9F

Accessibility & contrast

On white

1.96

#3FD43B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.69

#3FD43B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FD43B

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FD43B	#FFFFFF	#000000	##000000
##3FD43B	1.00	1.96	10.69	10.69
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.69	21.00	1.00	1.00
##000000	10.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C020

Deuteranopia (green-blind)

#C8B44B

Tritanopia (blue-blind)

#0DCEB6

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #3fd43b;
/* rgb */ color: rgb(63, 212, 59);
/* oklch */ color: oklch(76.4% 0.228 142.6);

Tailwind

colors: {
  custom: {
    50: '#89e27a',
    500: '#3fd43b',
    950: '#000000',
  },
}

SCSS

$custom: #3fd43b;
$custom-light: #89e27a;
$custom-dark: #000000;

JSON

{
  "hex": "#3fd43b",
  "rgb": {
    "r": 63,
    "g": 212,
    "b": 59
  },
  "hsl": {
    "h": 118.431,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.76356,
    "c": 0.22764,
    "h": 142.6
  },
  "luminance": 0.48459
}

Semantic roles & 50–950 ramp

primary

#3FD43B

secondary

#D594D6

accent

#41E7E3

background

#F9FEF7

surface

#F2FCEE

border

#CCD5C9

text

#0D160A

muted

#7E847C

Preview Lab

Preview with #3FD43B

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

Preview Lab → · Contrast checker → · Palette generator →