#3FAF37#3FAF37

#3FAF37 is a light, vivid green. Relative luminance 0.320; OKLCH L 66.6% C 0.188 H 142.2°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#3FAF37
RGB	rgb(63, 175, 55)
HSL	hsl(116, 52%, 45%)
HSV	hsv(116, 69%, 69%)
CMYK	cmyk(64%, 0%, 68.6%, 31.4%)
CIE-LAB	lab(63.34, -54.47, 50.20)
CIE-LCH	lch(63.34, 74.07, 137.34°)
OKLab	oklab(66.59% -0.1483 0.1152)
OKLCH	oklch(66.59% 0.188 142.2)
XYZ	xyz(18.0685, 31.9908, 8.8363)
Luminance	0.3199 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FAF37 #A737AF

analogous

#7BAF37 #3FAF37 #37AF6B

triadic

#3FAF37 #373FAF #AF373F

tetradic

#3FAF37 #377BAF #A737AF #AF6B37

square

#3FAF37 #377BAF #A737AF #AF6B37

split-complementary

#3FAF37 #6B37AF #AF377B

monochromatic

#1D521A #2E8028 #3FAF37 #60CB59 #8DD987

Accessibility & contrast

On white

2.84

#3FAF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#3FAF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FAF37

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FAF37	#FFFFFF	#000000	##000000
##3FAF37	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F26

Deuteranopia (green-blind)

#A59642

Tritanopia (blue-blind)

#2AAA97

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #3faf37;
/* rgb */ color: rgb(63, 175, 55);
/* oklch */ color: oklch(66.6% 0.188 142.2);

Tailwind

colors: {
  custom: {
    50: '#82c874',
    500: '#3faf37',
    950: '#000000',
  },
}

SCSS

$custom: #3faf37;
$custom-light: #82c874;
$custom-dark: #000000;

JSON

{
  "hex": "#3faf37",
  "rgb": {
    "r": 63,
    "g": 175,
    "b": 55
  },
  "hsl": {
    "h": 116,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.66589,
    "c": 0.18781,
    "h": 142.2
  },
  "luminance": 0.31993
}

Semantic roles & 50–950 ramp

primary

#3FAF37

secondary

#BF7FC3

accent

#4CDCD2

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #3FAF37

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

Preview Lab → · Contrast checker → · Palette generator →