#3FCA40#3FCA40

#3FCA40 is a light, highly saturated green. Relative luminance 0.437; OKLCH L 73.8% C 0.213 H 143.1°. Best body text is #000000 at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#3FCA40
RGB	rgb(63, 202, 64)
HSL	hsl(120, 57%, 52%)
HSV	hsv(120, 69%, 79%)
CMYK	cmyk(68.8%, 0%, 68.3%, 20.8%)
CIE-LAB	lab(72.00, -62.89, 55.82)
CIE-LCH	lch(72.00, 84.09, 138.41°)
OKLab	oklab(73.79% -0.1707 0.1281)
OKLCH	oklch(73.79% 0.213 143.1)
XYZ	xyz(24.0944, 43.6654, 12.0080)
Luminance	0.4367 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCA40 #CA3FC9

analogous

#83CA3F #3FCA40 #3FCA86

triadic

#3FCA40 #403FCA #CA403F

tetradic

#3FCA40 #3F83CA #CA3FC9 #CA863F

square

#3FCA40 #3F83CA #CA3FC9 #CA863F

split-complementary

#3FCA40 #863FCA #CA3F83

monochromatic

#1F701F #2CA02D #3FCA40 #6FD770 #9FE49F

Accessibility & contrast

On white

2.16

#3FCA40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.73

#3FCA40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCA40

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCA40	#FFFFFF	#000000	##000000
##3FCA40	1.00	2.16	9.73	9.73
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.73	21.00	1.00	1.00
##000000	9.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB72C

Deuteranopia (green-blind)

#BEAC4D

Tritanopia (blue-blind)

#16C4AE

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #3fca40;
/* rgb */ color: rgb(63, 202, 64);
/* oklch */ color: oklch(73.8% 0.213 143.1);

Tailwind

colors: {
  custom: {
    50: '#87db7c',
    500: '#3fca40',
    950: '#000000',
  },
}

SCSS

$custom: #3fca40;
$custom-light: #87db7c;
$custom-dark: #000000;

JSON

{
  "hex": "#3fca40",
  "rgb": {
    "r": 63,
    "g": 202,
    "b": 64
  },
  "hsl": {
    "h": 120.432,
    "s": 56.735,
    "l": 51.961
  },
  "oklch": {
    "l": 0.7379,
    "c": 0.21339,
    "h": 143.1
  },
  "luminance": 0.43668
}

Semantic roles & 50–950 ramp

primary

#3FCA40

secondary

#D194D0

accent

#48DFE0

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #3FCA40

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

Preview Lab → · Contrast checker → · Palette generator →