#42DA55#42DA55

#42DA55 is a light, highly saturated green. Relative luminance 0.520; OKLCH L 78.2% C 0.216 H 145.0°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#42DA55
RGB	rgb(66, 218, 85)
HSL	hsl(128, 67%, 56%)
HSV	hsv(128, 70%, 85%)
CMYK	cmyk(69.7%, 0%, 61%, 14.5%)
CIE-LAB	lab(77.25, -65.52, 52.89)
CIE-LCH	lch(77.25, 84.20, 141.09°)
OKLab	oklab(78.22% -0.1771 0.124)
OKLCH	oklch(78.22% 0.216 145)
XYZ	xyz(28.9559, 51.9538, 17.0946)
Luminance	0.5196 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DA55 #DA42C7

analogous

#7BDA42 #42DA55 #42DAA1

triadic

#42DA55 #5542DA #DA5542

tetradic

#42DA55 #427BDA #DA42C7 #DAA142

square

#42DA55 #427BDA #DA42C7 #DAA142

split-complementary

#42DA55 #A142DA #DA427B

monochromatic

#1A8728 #24BA37 #42DA55 #75E483 #A8EEB1

Accessibility & contrast

On white

1.84

#42DA55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#42DA55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DA55

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DA55	#FFFFFF	#000000	##000000
##42DA55	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC646

Deuteranopia (green-blind)

#CCBA60

Tritanopia (blue-blind)

#00D4BE

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42da55;
/* rgb */ color: rgb(66, 218, 85);
/* oklch */ color: oklch(78.2% 0.216 145.0);

Tailwind

colors: {
  custom: {
    50: '#8ae789',
    500: '#42da55',
    950: '#000000',
  },
}

SCSS

$custom: #42da55;
$custom-light: #8ae789;
$custom-dark: #000000;

JSON

{
  "hex": "#42da55",
  "rgb": {
    "r": 66,
    "g": 218,
    "b": 85
  },
  "hsl": {
    "h": 127.5,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.78215,
    "c": 0.21614,
    "h": 145
  },
  "luminance": 0.51957
}

Semantic roles & 50–950 ramp

primary

#42DA55

secondary

#8D3382

accent

#3ED5EA

background

#FCFEFC

surface

#F4FDF4

border

#CED5CE

text

#0D160C

muted

#7F847F

Preview Lab

Preview with #42DA55

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

Preview Lab → · Contrast checker → · Palette generator →