#42D983#42D983

#42D983 is a light, vivid green. Relative luminance 0.524; OKLCH L 78.6% C 0.176 H 153.8°. Best body text is #000000 at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#42D983
RGB	rgb(66, 217, 131)
HSL	hsl(146, 67%, 55%)
HSV	hsv(146, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 39.6%, 14.9%)
CIE-LAB	lab(77.53, -58.41, 31.20)
CIE-LCH	lch(77.53, 66.22, 151.89°)
OKLab	oklab(78.64% -0.1576 0.0776)
OKLCH	oklch(78.64% 0.176 153.8)
XYZ	xyz(31.1536, 52.4192, 29.9444)
Luminance	0.5242 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D983 #D94298

analogous

#4CD942 #42D983 #42D9CF

triadic

#42D983 #8342D9 #D98342

tetradic

#42D983 #424CD9 #D94298 #D9CF42

square

#42D983 #424CD9 #D94298 #D9CF42

split-complementary

#42D983 #CF42D9 #D9424C

monochromatic

#1B8649 #25B965 #42D983 #75E3A4 #A8EDC6

Accessibility & contrast

On white

1.83

#42D983 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.48

#42D983 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D983

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D983	#FFFFFF	#000000	##000000
##42D983	1.00	1.83	11.48	11.48
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.48	21.00	1.00	1.00
##000000	11.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C77D

Deuteranopia (green-blind)

#C6BA89

Tritanopia (blue-blind)

#00D6C4

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #42d983;
/* rgb */ color: rgb(66, 217, 131);
/* oklch */ color: oklch(78.6% 0.176 153.8);

Tailwind

colors: {
  custom: {
    50: '#89e6a8',
    500: '#42d983',
    950: '#000000',
  },
}

SCSS

$custom: #42d983;
$custom-light: #89e6a8;
$custom-dark: #000000;

JSON

{
  "hex": "#42d983",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 131
  },
  "hsl": {
    "h": 145.828,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.78636,
    "c": 0.1757,
    "h": 153.8
  },
  "luminance": 0.52423
}

Semantic roles & 50–950 ramp

primary

#42D983

secondary

#8C3366

accent

#3EA0E9

background

#FCFEFC

surface

#F4FCF6

border

#CED5D0

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #42D983

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

Preview Lab → · Contrast checker → · Palette generator →