#3FC539#3FC539

#3FC539 is a light, highly saturated green. Relative luminance 0.413; OKLCH L 72.4% C 0.212 H 142.5°. Best body text is #000000 at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#3FC539
RGB	rgb(63, 197, 57)
HSL	hsl(117, 55%, 50%)
HSV	hsv(117, 71%, 77%)
CMYK	cmyk(68%, 0%, 71.1%, 22.7%)
CIE-LAB	lab(70.37, -61.84, 56.80)
CIE-LCH	lch(70.37, 83.97, 137.43°)
OKLab	oklab(72.42% -0.1682 0.1293)
OKLCH	oklch(72.42% 0.212 142.5)
XYZ	xyz(22.7534, 41.2823, 10.6393)
Luminance	0.4128 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC539 #BF39C5

analogous

#85C539 #3FC539 #39C579

triadic

#3FC539 #393FC5 #C5393F

tetradic

#3FC539 #3985C5 #BF39C5 #C57939

square

#3FC539 #3985C5 #BF39C5 #C57939

split-complementary

#3FC539 #7939C5 #C53985

monochromatic

#21661E #30962B #3FC539 #6DD368 #9BE197

Accessibility & contrast

On white

2.27

#3FC539 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.26

#3FC539 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC539

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC539	#FFFFFF	#000000	##000000
##3FC539	1.00	2.27	9.26	9.26
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.26	21.00	1.00	1.00
##000000	9.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B322

Deuteranopia (green-blind)

#BAA847

Tritanopia (blue-blind)

#1DBFA9

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #3fc539;
/* rgb */ color: rgb(63, 197, 57);
/* oklch */ color: oklch(72.4% 0.212 142.5);

Tailwind

colors: {
  custom: {
    50: '#86d877',
    500: '#3fc539',
    950: '#000000',
  },
}

SCSS

$custom: #3fc539;
$custom-light: #86d877;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc539",
  "rgb": {
    "r": 63,
    "g": 197,
    "b": 57
  },
  "hsl": {
    "h": 117.429,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.72422,
    "c": 0.21214,
    "h": 142.5
  },
  "luminance": 0.41285
}

Semantic roles & 50–950 ramp

primary

#3FC539

secondary

#CA8DCD

accent

#49DED8

background

#F9FDF7

surface

#F1FAEE

border

#CBD3C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #3FC539

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

Preview Lab → · Contrast checker → · Palette generator →