#42D143#42D143

#42D143 is a light, highly saturated green. Relative luminance 0.472; OKLCH L 75.7% C 0.218 H 143.1°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#42D143
RGB	rgb(66, 209, 67)
HSL	hsl(120, 61%, 54%)
HSV	hsv(120, 68%, 82%)
CMYK	cmyk(68.4%, 0%, 67.9%, 18%)
CIE-LAB	lab(74.29, -64.37, 57.10)
CIE-LCH	lch(74.29, 86.05, 138.43°)
OKLab	oklab(75.71% -0.1747 0.1311)
OKLCH	oklch(75.71% 0.218 143.1)
XYZ	xyz(26.0588, 47.1616, 13.0389)
Luminance	0.4716 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D143 #D142D0

analogous

#89D142 #42D143 #42D18B

triadic

#42D143 #4342D1 #D14342

tetradic

#42D143 #4289D1 #D142D0 #D18B42

square

#42D143 #4289D1 #D142D0 #D18B42

split-complementary

#42D143 #8B42D1 #D14289

monochromatic

#1E7B1F #2AAC2B #42D143 #73DD74 #A4E9A5

Accessibility & contrast

On white

2.01

#42D143 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#42D143 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D143

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D143	#FFFFFF	#000000	##000000
##42D143	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BE2F

Deuteranopia (green-blind)

#C5B250

Tritanopia (blue-blind)

#19CBB4

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #42d143;
/* rgb */ color: rgb(66, 209, 67);
/* oklch */ color: oklch(75.7% 0.218 143.1);

Tailwind

colors: {
  custom: {
    50: '#89e07e',
    500: '#42d143',
    950: '#000000',
  },
}

SCSS

$custom: #42d143;
$custom-light: #89e07e;
$custom-dark: #000000;

JSON

{
  "hex": "#42d143",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 67
  },
  "hsl": {
    "h": 120.42,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.75713,
    "c": 0.21843,
    "h": 143.1
  },
  "luminance": 0.47164
}

Semantic roles & 50–950 ramp

primary

#42D143

secondary

#D699D5

accent

#44E3E4

background

#F9FDF8

surface

#F1FBEF

border

#CBD4CA

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #42D143

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

Preview Lab → · Contrast checker → · Palette generator →