#42C576#42C576

#42C576 is a light, vivid green. Relative luminance 0.424; OKLCH L 73.3% C 0.161 H 153.0°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#42C576
RGB	rgb(66, 197, 118)
HSL	hsl(144, 53%, 52%)
HSV	hsv(144, 66%, 77%)
CMYK	cmyk(66.5%, 0%, 40.1%, 22.7%)
CIE-LAB	lab(71.14, -53.22, 29.47)
CIE-LCH	lch(71.14, 60.83, 151.02°)
OKLab	oklab(73.3% -0.1437 0.0733)
OKLCH	oklch(73.3% 0.161 153)
XYZ	xyz(25.4809, 42.3960, 23.9764)
Luminance	0.4240 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C576 #C54291

analogous

#50C542 #42C576 #42C5B8

triadic

#42C576 #7642C5 #C57642

tetradic

#42C576 #4250C5 #C54291 #C5B842

square

#42C576 #4250C5 #C54291 #C5B842

split-complementary

#42C576 #B842C5 #C54250

monochromatic

#216C3F #2F9A5A #42C576 #71D398 #A0E2BA

Accessibility & contrast

On white

2.22

#42C576 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#42C576 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C576

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C576	#FFFFFF	#000000	##000000
##42C576	1.00	2.22	9.48	9.48
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.48	21.00	1.00	1.00
##000000	9.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B570

Deuteranopia (green-blind)

#B5A97B

Tritanopia (blue-blind)

#00C2B1

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #42c576;
/* rgb */ color: rgb(66, 197, 118);
/* oklch */ color: oklch(73.3% 0.161 153.0);

Tailwind

colors: {
  custom: {
    50: '#85d79e',
    500: '#42c576',
    950: '#000000',
  },
}

SCSS

$custom: #42c576;
$custom-light: #85d79e;
$custom-dark: #000000;

JSON

{
  "hex": "#42c576",
  "rgb": {
    "r": 66,
    "g": 197,
    "b": 118
  },
  "hsl": {
    "h": 143.817,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.73305,
    "c": 0.16131,
    "h": 153
  },
  "luminance": 0.42399
}

Semantic roles & 50–950 ramp

primary

#42C576

secondary

#CE95B7

accent

#4BA3DC

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C140E

muted

#7D837E

Preview Lab

Preview with #42C576

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

Preview Lab → · Contrast checker → · Palette generator →