#42D040#42D040

#42D040 is a light, highly saturated green. Relative luminance 0.466; OKLCH L 75.4% C 0.219 H 142.8°. Best body text is #000000 at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#42D040
RGB	rgb(66, 208, 64)
HSL	hsl(119, 61%, 53%)
HSV	hsv(119, 69%, 82%)
CMYK	cmyk(68.3%, 0%, 69.2%, 18.4%)
CIE-LAB	lab(73.96, -64.31, 57.91)
CIE-LCH	lch(73.96, 86.54, 138.00°)
OKLab	oklab(75.43% -0.1747 0.1324)
OKLCH	oklch(75.43% 0.219 142.8)
XYZ	xyz(25.7265, 46.6374, 12.4956)
Luminance	0.4664 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D040 #CE40D0

analogous

#8AD040 #42D040 #40D086

triadic

#42D040 #4042D0 #D04042

tetradic

#42D040 #408AD0 #CE40D0 #D08640

square

#42D040 #408AD0 #CE40D0 #D08640

split-complementary

#42D040 #8640D0 #D0408A

monochromatic

#1F781E #2BA92A #42D040 #73DC71 #A3E8A2

Accessibility & contrast

On white

2.03

#42D040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.33

#42D040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D040

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D040	#FFFFFF	#000000	##000000
##42D040	1.00	2.03	10.33	10.33
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.33	21.00	1.00	1.00
##000000	10.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BD2A

Deuteranopia (green-blind)

#C4B14E

Tritanopia (blue-blind)

#1BCAB3

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #42d040;
/* rgb */ color: rgb(66, 208, 64);
/* oklch */ color: oklch(75.4% 0.219 142.8);

Tailwind

colors: {
  custom: {
    50: '#89e07c',
    500: '#42d040',
    950: '#000000',
  },
}

SCSS

$custom: #42d040;
$custom-light: #89e07c;
$custom-dark: #000000;

JSON

{
  "hex": "#42d040",
  "rgb": {
    "r": 66,
    "g": 208,
    "b": 64
  },
  "hsl": {
    "h": 119.167,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.75428,
    "c": 0.21923,
    "h": 142.8
  },
  "luminance": 0.4664
}

Semantic roles & 50–950 ramp

primary

#42D040

secondary

#D497D5

accent

#44E4E1

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #42D040

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

Preview Lab → · Contrast checker → · Palette generator →