#42D57A#42D57A

#42D57A is a light, vivid green. Relative luminance 0.502; OKLCH L 77.5% C 0.179 H 152.0°. Best body text is #000000 at 11.03:1 contrast (WCAG AA passes).

Color values

HEX#42D57A
RGBrgb(66, 213, 122)
HSLhsl(143, 64%, 55%)
HSVhsv(143, 69%, 84%)
CMYKcmyk(69%, 0%, 42.7%, 16.5%)
CIE-LABlab(76.16, -58.52, 33.98)
CIE-LCHlch(76.16, 67.67, 149.86°)
OKLaboklab(77.46% -0.1577 0.0839)
OKLCHoklch(77.46% 0.179 152)
XYZxyz(29.5514, 50.1486, 26.5308)
Luminance0.5015 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42D57A #D5429D
analogous
#54D542 #42D57A #42D5C3
triadic
#42D57A #7A42D5 #D57A42
tetradic
#42D57A #4254D5 #D5429D #D5C342
square
#42D57A #4254D5 #D5429D #D5C342
split-complementary
#42D57A #C342D5 #D54254
monochromatic
#1C8042 #28B25C #42D57A #74E09D #A6EBC0

Accessibility & contrast

On white

1.90
#42D57A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.03
#42D57A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D57A
11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42D57A#FFFFFF#000000##000000
##42D57A1.001.9011.0311.03
#FFFFFF1.901.0021.0021.00
#00000011.0321.001.001.00
##00000011.0321.001.001.00

Color blindness preview

Protanopia (red-blind)
#D5C373
Deuteranopia (green-blind)
#C3B780
Tritanopia (blue-blind)
#00D2BF
Achromatopsia (no color)
#BCBCBC

Design tokens & code

CSS
--color: #42d57a;
/* rgb */ color: rgb(66, 213, 122);
/* oklch */ color: oklch(77.5% 0.179 152.0);
Tailwind
colors: {
  custom: {
    50: '#88e3a1',
    500: '#42d57a',
    950: '#000000',
  },
}
SCSS
$custom: #42d57a;
$custom-light: #88e3a1;
$custom-dark: #000000;
JSON
{
  "hex": "#42d57a",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 122
  },
  "hsl": {
    "h": 142.857,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.7746,
    "c": 0.17865,
    "h": 152
  },
  "luminance": 0.50152
}

Semantic roles & 50–950 ramp

primary
#42D57A
secondary
#873468
accent
#41A8E7
background
#FCFEFC
surface
#F4FCF5
border
#CED5CF
text
#0D160F
muted
#7F8480

Preview Lab

Preview with #42D57A

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

Preview Lab → · Contrast checker → · Palette generator →

#42D57A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva