#3FBB37#3FBB37

#3FBB37 is a light, highly saturated green. Relative luminance 0.369; OKLCH L 69.8% C 0.202 H 142.2°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#3FBB37
RGB	rgb(63, 187, 55)
HSL	hsl(116, 55%, 47%)
HSV	hsv(116, 71%, 73%)
CMYK	cmyk(66.3%, 0%, 70.6%, 26.7%)
CIE-LAB	lab(67.18, -58.64, 54.24)
CIE-LCH	lch(67.18, 79.88, 137.23°)
OKLab	oklab(69.77% -0.1596 0.1237)
OKLCH	oklch(69.77% 0.202 142.2)
XYZ	xyz(20.5087, 36.8711, 9.6497)
Luminance	0.3687 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBB37 #B337BB

analogous

#81BB37 #3FBB37 #37BB71

triadic

#3FBB37 #373FBB #BB373F

tetradic

#3FBB37 #3781BB #B337BB #BB7137

square

#3FBB37 #3781BB #B337BB #BB7137

split-complementary

#3FBB37 #7137BB #BB3781

monochromatic

#1F5C1B #2F8C29 #3FBB37 #66D05F #93DE8E

Accessibility & contrast

On white

2.51

#3FBB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#3FBB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBB37

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBB37	#FFFFFF	#000000	##000000
##3FBB37	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAA22

Deuteranopia (green-blind)

#B1A044

Tritanopia (blue-blind)

#24B5A1

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #3fbb37;
/* rgb */ color: rgb(63, 187, 55);
/* oklch */ color: oklch(69.8% 0.202 142.2);

Tailwind

colors: {
  custom: {
    50: '#84d175',
    500: '#3fbb37',
    950: '#000000',
  },
}

SCSS

$custom: #3fbb37;
$custom-light: #84d175;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbb37",
  "rgb": {
    "r": 63,
    "g": 187,
    "b": 55
  },
  "hsl": {
    "h": 116.364,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.69771,
    "c": 0.20194,
    "h": 142.2
  },
  "luminance": 0.36873
}

Semantic roles & 50–950 ramp

primary

#3FBB37

secondary

#C485C9

accent

#4ADED5

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #3FBB37

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

Preview Lab → · Contrast checker → · Palette generator →