#3FB33F#3FB33F

#3FB33F is a light, vivid green. Relative luminance 0.337; OKLCH L 67.7% C 0.187 H 143.2°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#3FB33F
RGB	rgb(63, 179, 63)
HSL	hsl(120, 48%, 47%)
HSV	hsv(120, 65%, 70%)
CMYK	cmyk(64.8%, 0%, 64.8%, 29.8%)
CIE-LAB	lab(64.69, -55.10, 48.30)
CIE-LCH	lch(64.69, 73.27, 138.76°)
OKLab	oklab(67.73% -0.1496 0.1121)
OKLCH	oklch(67.73% 0.187 143.2)
XYZ	xyz(19.0661, 33.6539, 10.1927)
Luminance	0.3366 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB33F #B33FB3

analogous

#79B33F #3FB33F #3FB379

triadic

#3FB33F #3F3FB3 #B33F3F

tetradic

#3FB33F #3F79B3 #B33FB3 #B3793F

square

#3FB33F #3F79B3 #B33FB3 #B3793F

split-complementary

#3FB33F #793FB3 #B33F79

monochromatic

#1F581F #2F862F #3FB33F #66C966 #93D993

Accessibility & contrast

On white

2.72

#3FB33F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#3FB33F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB33F

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB33F	#FFFFFF	#000000	##000000
##3FB33F	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A331

Deuteranopia (green-blind)

#A99949

Tritanopia (blue-blind)

#25AE9B

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #3fb33f;
/* rgb */ color: rgb(63, 179, 63);
/* oklch */ color: oklch(67.7% 0.187 143.2);

Tailwind

colors: {
  custom: {
    50: '#82cb79',
    500: '#3fb33f',
    950: '#000000',
  },
}

SCSS

$custom: #3fb33f;
$custom-light: #82cb79;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb33f",
  "rgb": {
    "r": 63,
    "g": 179,
    "b": 63
  },
  "hsl": {
    "h": 120,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.67729,
    "c": 0.18696,
    "h": 143.2
  },
  "luminance": 0.33656
}

Semantic roles & 50–950 ramp

primary

#3FB33F

secondary

#C489C4

accent

#50D8D8

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #3FB33F

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

Preview Lab → · Contrast checker → · Palette generator →