#3FB739#3FB739

#3FB739 is a light, vivid green. Relative luminance 0.352; OKLCH L 68.7% C 0.196 H 142.4°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#3FB739
RGB	rgb(63, 183, 57)
HSL	hsl(117, 53%, 47%)
HSV	hsv(117, 69%, 72%)
CMYK	cmyk(65.6%, 0%, 68.9%, 28.2%)
CIE-LAB	lab(65.92, -57.09, 52.13)
CIE-LCH	lch(65.92, 77.31, 137.60°)
OKLab	oklab(68.73% -0.1553 0.1195)
OKLCH	oklch(68.73% 0.196 142.4)
XYZ	xyz(19.7208, 35.2171, 9.6284)
Luminance	0.3522 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB739 #B139B7

analogous

#7EB739 #3FB739 #39B772

triadic

#3FB739 #393FB7 #B7393F

tetradic

#3FB739 #397EB7 #B139B7 #B77239

square

#3FB739 #397EB7 #B139B7 #B77239

split-complementary

#3FB739 #7239B7 #B7397E

monochromatic

#1F5A1C #2F882A #3FB739 #65CD60 #92DC8E

Accessibility & contrast

On white

2.61

#3FB739 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#3FB739 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB739

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB739	#FFFFFF	#000000	##000000
##3FB739	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA627

Deuteranopia (green-blind)

#AD9C45

Tritanopia (blue-blind)

#25B29E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #3fb739;
/* rgb */ color: rgb(63, 183, 57);
/* oklch */ color: oklch(68.7% 0.196 142.4);

Tailwind

colors: {
  custom: {
    50: '#83ce76',
    500: '#3fb739',
    950: '#000000',
  },
}

SCSS

$custom: #3fb739;
$custom-light: #83ce76;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb739",
  "rgb": {
    "r": 63,
    "g": 183,
    "b": 57
  },
  "hsl": {
    "h": 117.143,
    "s": 52.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.68731,
    "c": 0.19597,
    "h": 142.4
  },
  "luminance": 0.35219
}

Semantic roles & 50–950 ramp

primary

#3FB739

secondary

#C485C7

accent

#4CDCD5

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #3FB739

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

Preview Lab → · Contrast checker → · Palette generator →