#42DA4F#42DA4F

#42DA4F is a light, highly saturated green. Relative luminance 0.519; OKLCH L 78.2% C 0.221 H 144.3°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#42DA4F
RGB	rgb(66, 218, 79)
HSL	hsl(125, 67%, 56%)
HSV	hsv(125, 70%, 85%)
CMYK	cmyk(69.7%, 0%, 63.8%, 14.5%)
CIE-LAB	lab(77.20, -66.17, 55.38)
CIE-LCH	lch(77.20, 86.29, 140.07°)
OKLab	oklab(78.15% -0.1791 0.1287)
OKLCH	oklch(78.15% 0.221 144.3)
XYZ	xyz(28.7276, 51.8624, 15.8921)
Luminance	0.5187 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DA4F #DA42CD

analogous

#81DA42 #42DA4F #42DA9B

triadic

#42DA4F #4F42DA #DA4F42

tetradic

#42DA4F #4281DA #DA42CD #DA9B42

square

#42DA4F #4281DA #DA42CD #DA9B42

split-complementary

#42DA4F #9B42DA #DA4281

monochromatic

#1A8724 #24BA31 #42DA4F #75E47F #A8EEAE

Accessibility & contrast

On white

1.85

#42DA4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.37

#42DA4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DA4F

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DA4F	#FFFFFF	#000000	##000000
##42DA4F	1.00	1.85	11.37	11.37
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.37	21.00	1.00	1.00
##000000	11.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC63E

Deuteranopia (green-blind)

#CCBA5B

Tritanopia (blue-blind)

#02D4BD

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42da4f;
/* rgb */ color: rgb(66, 218, 79);
/* oklch */ color: oklch(78.2% 0.221 144.3);

Tailwind

colors: {
  custom: {
    50: '#8be786',
    500: '#42da4f',
    950: '#000000',
  },
}

SCSS

$custom: #42da4f;
$custom-light: #8be786;
$custom-dark: #000000;

JSON

{
  "hex": "#42da4f",
  "rgb": {
    "r": 66,
    "g": 218,
    "b": 79
  },
  "hsl": {
    "h": 125.132,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.78153,
    "c": 0.22054,
    "h": 144.3
  },
  "luminance": 0.51866
}

Semantic roles & 50–950 ramp

primary

#42DA4F

secondary

#8D3386

accent

#3EDBEA

background

#FCFEFB

surface

#F4FDF2

border

#CED5CC

text

#0D160B

muted

#7F847E

Preview Lab

Preview with #42DA4F

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

Preview Lab → · Contrast checker → · Palette generator →