#3FAB37#3FAB37

#3FAB37 is a light, vivid green. Relative luminance 0.305; OKLCH L 65.5% C 0.183 H 142.1°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#3FAB37
RGB	rgb(63, 171, 55)
HSL	hsl(116, 51%, 44%)
HSV	hsv(116, 68%, 67%)
CMYK	cmyk(63.2%, 0%, 67.8%, 32.9%)
CIE-LAB	lab(62.05, -53.04, 48.82)
CIE-LCH	lch(62.05, 72.08, 137.37°)
OKLab	oklab(65.52% -0.1445 0.1123)
OKLCH	oklch(65.52% 0.183 142.1)
XYZ	xyz(17.3015, 30.4567, 8.5807)
Luminance	0.3046 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FAB37 #A337AB

analogous

#79AB37 #3FAB37 #37AB69

triadic

#3FAB37 #373FAB #AB373F

tetradic

#3FAB37 #3779AB #A337AB #AB6937

square

#3FAB37 #3779AB #A337AB #AB6937

split-complementary

#3FAB37 #6937AB #AB3779

monochromatic

#1D4E19 #2E7D28 #3FAB37 #5EC956 #8AD885

Accessibility & contrast

On white

2.96

#3FAB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#3FAB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FAB37

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FAB37	#FFFFFF	#000000	##000000
##3FAB37	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9B27

Deuteranopia (green-blind)

#A29342

Tritanopia (blue-blind)

#2BA693

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #3fab37;
/* rgb */ color: rgb(63, 171, 55);
/* oklch */ color: oklch(65.5% 0.183 142.1);

Tailwind

colors: {
  custom: {
    50: '#81c574',
    500: '#3fab37',
    950: '#000000',
  },
}

SCSS

$custom: #3fab37;
$custom-light: #81c574;
$custom-dark: #000000;

JSON

{
  "hex": "#3fab37",
  "rgb": {
    "r": 63,
    "g": 171,
    "b": 55
  },
  "hsl": {
    "h": 115.862,
    "s": 51.327,
    "l": 44.314
  },
  "oklch": {
    "l": 0.65523,
    "c": 0.18296,
    "h": 142.1
  },
  "luminance": 0.30458
}

Semantic roles & 50–950 ramp

primary

#3FAB37

secondary

#BD7CC1

accent

#4DDBD1

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #3FAB37

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

Preview Lab → · Contrast checker → · Palette generator →