#42DA4C#42DA4C

#42DA4C is a light, highly saturated green. Relative luminance 0.518; OKLCH L 78.1% C 0.223 H 144.0°. Best body text is #000000 at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#42DA4C
RGB	rgb(66, 218, 76)
HSL	hsl(124, 67%, 56%)
HSV	hsv(124, 70%, 85%)
CMYK	cmyk(69.7%, 0%, 65.1%, 14.5%)
CIE-LAB	lab(77.17, -66.47, 56.60)
CIE-LCH	lch(77.17, 87.30, 139.59°)
OKLab	oklab(78.12% -0.18 0.131)
OKLCH	oklch(78.12% 0.223 144)
XYZ	xyz(28.6209, 51.8197, 15.3299)
Luminance	0.5182 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DA4C #DA42D0

analogous

#84DA42 #42DA4C #42DA98

triadic

#42DA4C #4C42DA #DA4C42

tetradic

#42DA4C #4284DA #DA42D0 #DA9842

square

#42DA4C #4284DA #DA42D0 #DA9842

split-complementary

#42DA4C #9842DA #DA4284

monochromatic

#1A8722 #24BA2E #42DA4C #75E47C #A8EEAD

Accessibility & contrast

On white

1.85

#42DA4C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.36

#42DA4C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DA4C

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DA4C	#FFFFFF	#000000	##000000
##42DA4C	1.00	1.85	11.36	11.36
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.36	21.00	1.00	1.00
##000000	11.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC63A

Deuteranopia (green-blind)

#CCBA59

Tritanopia (blue-blind)

#06D4BD

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42da4c;
/* rgb */ color: rgb(66, 218, 76);
/* oklch */ color: oklch(78.1% 0.223 144.0);

Tailwind

colors: {
  custom: {
    50: '#8be784',
    500: '#42da4c',
    950: '#000000',
  },
}

SCSS

$custom: #42da4c;
$custom-light: #8be784;
$custom-dark: #000000;

JSON

{
  "hex": "#42da4c",
  "rgb": {
    "r": 66,
    "g": 218,
    "b": 76
  },
  "hsl": {
    "h": 123.947,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.78123,
    "c": 0.22264,
    "h": 144
  },
  "luminance": 0.51823
}

Semantic roles & 50–950 ramp

primary

#42DA4C

secondary

#8D3387

accent

#3EDFEA

background

#FCFEFB

surface

#F4FDF2

border

#CED5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #42DA4C

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

Preview Lab → · Contrast checker → · Palette generator →