#42D981#42D981

#42D981 is a light, vivid green. Relative luminance 0.524; OKLCH L 78.6% C 0.177 H 153.2°. Best body text is #000000 at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#42D981
RGB	rgb(66, 217, 129)
HSL	hsl(145, 67%, 55%)
HSV	hsv(145, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 40.6%, 14.9%)
CIE-LAB	lab(77.50, -58.77, 32.18)
CIE-LCH	lch(77.50, 67.00, 151.30°)
OKLab	oklab(78.6% -0.1585 0.0799)
OKLCH	oklch(78.6% 0.178 153.2)
XYZ	xyz(31.0193, 52.3655, 29.2374)
Luminance	0.5237 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D981 #D9429A

analogous

#4ED942 #42D981 #42D9CC

triadic

#42D981 #8142D9 #D98142

tetradic

#42D981 #424ED9 #D9429A #D9CC42

square

#42D981 #424ED9 #D9429A #D9CC42

split-complementary

#42D981 #CC42D9 #D9424E

monochromatic

#1B8647 #25B963 #42D981 #75E3A3 #A8EDC5

Accessibility & contrast

On white

1.83

#42D981 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.47

#42D981 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D981

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D981	#FFFFFF	#000000	##000000
##42D981	1.00	1.83	11.47	11.47
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.47	21.00	1.00	1.00
##000000	11.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C77B

Deuteranopia (green-blind)

#C6BA87

Tritanopia (blue-blind)

#00D6C3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d981;
/* rgb */ color: rgb(66, 217, 129);
/* oklch */ color: oklch(78.6% 0.177 153.2);

Tailwind

colors: {
  custom: {
    50: '#89e6a6',
    500: '#42d981',
    950: '#000000',
  },
}

SCSS

$custom: #42d981;
$custom-light: #89e6a6;
$custom-dark: #000000;

JSON

{
  "hex": "#42d981",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 129
  },
  "hsl": {
    "h": 145.033,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.78599,
    "c": 0.1775,
    "h": 153.2
  },
  "luminance": 0.52369
}

Semantic roles & 50–950 ramp

primary

#42D981

secondary

#8C3367

accent

#3EA2E9

background

#FCFEFC

surface

#F4FCF6

border

#CED5D0

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #42D981

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

Preview Lab → · Contrast checker → · Palette generator →