#42DA8A#42DA8A

#42DA8A is a light, vivid green. Relative luminance 0.531; OKLCH L 79.0% C 0.171 H 155.6°. Best body text is #000000 at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#42DA8A
RGB	rgb(66, 218, 138)
HSL	hsl(148, 67%, 56%)
HSV	hsv(148, 70%, 85%)
CMYK	cmyk(69.7%, 0%, 36.7%, 14.5%)
CIE-LAB	lab(77.95, -57.49, 28.17)
CIE-LCH	lch(77.95, 64.02, 153.89°)
OKLab	oklab(79.02% -0.1554 0.0706)
OKLCH	oklch(79.02% 0.171 155.6)
XYZ	xyz(31.9027, 53.1324, 32.6141)
Luminance	0.5314 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DA8A #DA4292

analogous

#46DA42 #42DA8A #42DAD6

triadic

#42DA8A #8A42DA #DA8A42

tetradic

#42DA8A #4246DA #DA4292 #DAD642

square

#42DA8A #4246DA #DA4292 #DAD642

split-complementary

#42DA8A #D642DA #DA4246

monochromatic

#1A874E #24BA6B #42DA8A #75E4AA #A8EEC9

Accessibility & contrast

On white

1.81

#42DA8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.63

#42DA8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DA8A

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DA8A	#FFFFFF	#000000	##000000
##42DA8A	1.00	1.81	11.63	11.63
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.63	21.00	1.00	1.00
##000000	11.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C985

Deuteranopia (green-blind)

#C6BB8F

Tritanopia (blue-blind)

#00D8C6

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42da8a;
/* rgb */ color: rgb(66, 218, 138);
/* oklch */ color: oklch(79.0% 0.171 155.6);

Tailwind

colors: {
  custom: {
    50: '#89e6ac',
    500: '#42da8a',
    950: '#000000',
  },
}

SCSS

$custom: #42da8a;
$custom-light: #89e6ac;
$custom-dark: #000000;

JSON

{
  "hex": "#42da8a",
  "rgb": {
    "r": 66,
    "g": 218,
    "b": 138
  },
  "hsl": {
    "h": 148.421,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.79022,
    "c": 0.17072,
    "h": 155.6
  },
  "luminance": 0.53136
}

Semantic roles & 50–950 ramp

primary

#42DA8A

secondary

#8D3362

accent

#3E98EA

background

#FCFEFD

surface

#F4FDF7

border

#CED5D0

text

#0D1610

muted

#7F8481

Preview Lab

Preview with #42DA8A

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

Preview Lab → · Contrast checker → · Palette generator →