#3FB837#3FB837

#3FB837 is a light, vivid green. Relative luminance 0.356; OKLCH L 69.0% C 0.198 H 142.2°. Best body text is #000000 at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#3FB837
RGB	rgb(63, 184, 55)
HSL	hsl(116, 54%, 47%)
HSV	hsv(116, 70%, 72%)
CMYK	cmyk(65.8%, 0%, 70.1%, 27.8%)
CIE-LAB	lab(66.22, -57.61, 53.24)
CIE-LCH	lch(66.22, 78.45, 137.26°)
OKLab	oklab(68.98% -0.1569 0.1216)
OKLCH	oklch(68.98% 0.198 142.2)
XYZ	xyz(19.8789, 35.6116, 9.4398)
Luminance	0.3561 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB837 #B037B8

analogous

#80B837 #3FB837 #37B870

triadic

#3FB837 #373FB8 #B8373F

tetradic

#3FB837 #3780B8 #B037B8 #B87037

square

#3FB837 #3780B8 #B037B8 #B87037

split-complementary

#3FB837 #7037B8 #B83780

monochromatic

#1F5A1B #2F8929 #3FB837 #65CF5D #92DD8D

Accessibility & contrast

On white

2.59

#3FB837 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.12

#3FB837 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB837

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB837	#FFFFFF	#000000	##000000
##3FB837	1.00	2.59	8.12	8.12
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.12	21.00	1.00	1.00
##000000	8.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA723

Deuteranopia (green-blind)

#AE9D44

Tritanopia (blue-blind)

#25B29E

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #3fb837;
/* rgb */ color: rgb(63, 184, 55);
/* oklch */ color: oklch(69.0% 0.198 142.2);

Tailwind

colors: {
  custom: {
    50: '#84ce75',
    500: '#3fb837',
    950: '#000000',
  },
}

SCSS

$custom: #3fb837;
$custom-light: #84ce75;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb837",
  "rgb": {
    "r": 63,
    "g": 184,
    "b": 55
  },
  "hsl": {
    "h": 116.279,
    "s": 53.975,
    "l": 46.863
  },
  "oklch": {
    "l": 0.68978,
    "c": 0.19846,
    "h": 142.2
  },
  "luminance": 0.35614
}

Semantic roles & 50–950 ramp

primary

#3FB837

secondary

#C384C7

accent

#4ADDD4

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #3FB837

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

Preview Lab → · Contrast checker → · Palette generator →