#42D980#42D980

#42D980 is a light, vivid green. Relative luminance 0.523; OKLCH L 78.6% C 0.178 H 153.0°. Best body text is #000000 at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#42D980
RGB	rgb(66, 217, 128)
HSL	hsl(145, 67%, 55%)
HSV	hsv(145, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 41%, 14.9%)
CIE-LAB	lab(77.48, -58.94, 32.66)
CIE-LCH	lch(77.48, 67.39, 151.01°)
OKLab	oklab(78.58% -0.1589 0.081)
OKLCH	oklch(78.58% 0.178 153)
XYZ	xyz(30.9532, 52.3390, 28.8890)
Luminance	0.5234 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D980 #D9429B

analogous

#4FD942 #42D980 #42D9CC

triadic

#42D980 #8042D9 #D98042

tetradic

#42D980 #424FD9 #D9429B #D9CC42

square

#42D980 #424FD9 #D9429B #D9CC42

split-complementary

#42D980 #CC42D9 #D9424F

monochromatic

#1B8647 #25B962 #42D980 #75E3A2 #A8EDC4

Accessibility & contrast

On white

1.83

#42D980 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.47

#42D980 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D980

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D980	#FFFFFF	#000000	##000000
##42D980	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)

#D9C77A

Deuteranopia (green-blind)

#C7BA86

Tritanopia (blue-blind)

#00D6C3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d980;
/* rgb */ color: rgb(66, 217, 128);
/* oklch */ color: oklch(78.6% 0.178 153.0);

Tailwind

colors: {
  custom: {
    50: '#89e6a6',
    500: '#42d980',
    950: '#000000',
  },
}

SCSS

$custom: #42d980;
$custom-light: #89e6a6;
$custom-dark: #000000;

JSON

{
  "hex": "#42d980",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 128
  },
  "hsl": {
    "h": 144.636,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.78581,
    "c": 0.1784,
    "h": 153
  },
  "luminance": 0.52342
}

Semantic roles & 50–950 ramp

primary

#42D980

secondary

#8C3368

accent

#3EA3E9

background

#FCFEFC

surface

#F4FCF6

border

#CED5D0

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #42D980

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

Preview Lab → · Contrast checker → · Palette generator →