#3FC739#3FC739

#3FC739 is a light, highly saturated green. Relative luminance 0.422; OKLCH L 72.9% C 0.214 H 142.5°. Best body text is #000000 at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#3FC739
RGB	rgb(63, 199, 57)
HSL	hsl(117, 56%, 50%)
HSV	hsv(117, 71%, 78%)
CMYK	cmyk(68.3%, 0%, 71.4%, 22%)
CIE-LAB	lab(71.01, -62.50, 57.45)
CIE-LCH	lch(71.01, 84.90, 137.41°)
OKLab	oklab(72.95% -0.17 0.1306)
OKLCH	oklch(72.95% 0.214 142.5)
XYZ	xyz(23.2105, 42.1965, 10.7916)
Luminance	0.4220 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC739 #C139C7

analogous

#86C739 #3FC739 #39C77A

triadic

#3FC739 #393FC7 #C7393F

tetradic

#3FC739 #3986C7 #C139C7 #C77A39

square

#3FC739 #3986C7 #C139C7 #C77A39

split-complementary

#3FC739 #7A39C7 #C73986

monochromatic

#21681D #30982B #3FC739 #6DD469 #9CE298

Accessibility & contrast

On white

2.22

#3FC739 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.44

#3FC739 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC739

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC739	#FFFFFF	#000000	##000000
##3FC739	1.00	2.22	9.44	9.44
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.44	21.00	1.00	1.00
##000000	9.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB421

Deuteranopia (green-blind)

#BCAA47

Tritanopia (blue-blind)

#1BC1AB

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #3fc739;
/* rgb */ color: rgb(63, 199, 57);
/* oklch */ color: oklch(72.9% 0.214 142.5);

Tailwind

colors: {
  custom: {
    50: '#87d978',
    500: '#3fc739',
    950: '#000000',
  },
}

SCSS

$custom: #3fc739;
$custom-light: #87d978;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc739",
  "rgb": {
    "r": 63,
    "g": 199,
    "b": 57
  },
  "hsl": {
    "h": 117.465,
    "s": 55.906,
    "l": 50.196
  },
  "oklch": {
    "l": 0.72946,
    "c": 0.2144,
    "h": 142.5
  },
  "luminance": 0.42199
}

Semantic roles & 50–950 ramp

primary

#3FC739

secondary

#CB8ECE

accent

#49DFD9

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #3FC739

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

Preview Lab → · Contrast checker → · Palette generator →