#42DF78#42DF78

#42DF78 is a light, vivid green. Relative luminance 0.553; OKLCH L 80.0% C 0.193 H 150.5°. Best body text is #000000 at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#42DF78
RGB	rgb(66, 223, 120)
HSL	hsl(141, 71%, 57%)
HSV	hsv(141, 70%, 87%)
CMYK	cmyk(70.4%, 0%, 46.2%, 12.5%)
CIE-LAB	lab(79.21, -62.45, 38.89)
CIE-LCH	lch(79.21, 73.57, 148.09°)
OKLab	oklab(79.96% -0.1681 0.0952)
OKLCH	oklch(79.96% 0.193 150.5)
XYZ	xyz(32.0220, 55.2861, 26.7493)
Luminance	0.5529 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DF78 #DF42A9

analogous

#5BDF42 #42DF78 #42DFC7

triadic

#42DF78 #7842DF #DF7842

tetradic

#42DF78 #425BDF #DF42A9 #DFC742

square

#42DF78 #425BDF #DF42A9 #DFC742

split-complementary

#42DF78 #C742DF #DF425B

monochromatic

#188E41 #21C359 #42DF78 #76E89D #ABF1C3

Accessibility & contrast

On white

1.74

#42DF78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.06

#42DF78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DF78

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DF78	#FFFFFF	#000000	##000000
##42DF78	1.00	1.74	12.06	12.06
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.06	21.00	1.00	1.00
##000000	12.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0CC70

Deuteranopia (green-blind)

#CDBF7F

Tritanopia (blue-blind)

#00DBC6

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #42df78;
/* rgb */ color: rgb(66, 223, 120);
/* oklch */ color: oklch(80.0% 0.193 150.5);

Tailwind

colors: {
  custom: {
    50: '#8aeaa0',
    500: '#42df78',
    950: '#000000',
  },
}

SCSS

$custom: #42df78;
$custom-light: #8aeaa0;
$custom-dark: #000000;

JSON

{
  "hex": "#42df78",
  "rgb": {
    "r": 66,
    "g": 223,
    "b": 120
  },
  "hsl": {
    "h": 140.637,
    "s": 71.041,
    "l": 56.667
  },
  "oklch": {
    "l": 0.79964,
    "c": 0.19319,
    "h": 150.5
  },
  "luminance": 0.5529
}

Semantic roles & 50–950 ramp

primary

#42DF78

secondary

#943272

accent

#3AB0EE

background

#FCFFFC

surface

#F4FEF5

border

#CED6CF

text

#0D160F

muted

#7F8580

Preview Lab

Preview with #42DF78

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

Preview Lab → · Contrast checker → · Palette generator →