#42E28A#42E28A

#42E28A is a light, vivid green. Relative luminance 0.574; OKLCH L 81.0% C 0.181 H 154.4°. Best body text is #000000 at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#42E28A
RGB	rgb(66, 226, 138)
HSL	hsl(147, 73%, 57%)
HSV	hsv(147, 71%, 89%)
CMYK	cmyk(70.8%, 0%, 38.9%, 11.4%)
CIE-LAB	lab(80.39, -60.46, 31.42)
CIE-LCH	lch(80.39, 68.14, 152.54°)
OKLab	oklab(81.03% -0.1632 0.0783)
OKLCH	oklch(81.03% 0.181 154.4)
XYZ	xyz(34.0275, 57.3821, 33.3224)
Luminance	0.5739 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E28A #E2429A

analogous

#4AE242 #42E28A #42E2DA

triadic

#42E28A #8A42E2 #E28A42

tetradic

#42E28A #424AE2 #E2429A #E2DA42

square

#42E28A #424AE2 #E2429A #E2DA42

split-complementary

#42E28A #DA42E2 #E2424A

monochromatic

#17934F #1FC86B #42E28A #77EAAB #ACF2CC

Accessibility & contrast

On white

1.68

#42E28A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.48

#42E28A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E28A

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E28A	#FFFFFF	#000000	##000000
##42E28A	1.00	1.68	12.48	12.48
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.48	21.00	1.00	1.00
##000000	12.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2D084

Deuteranopia (green-blind)

#CEC290

Tritanopia (blue-blind)

#00DFCC

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #42e28a;
/* rgb */ color: rgb(66, 226, 138);
/* oklch */ color: oklch(81.0% 0.181 154.4);

Tailwind

colors: {
  custom: {
    50: '#8becad',
    500: '#42e28a',
    950: '#000000',
  },
}

SCSS

$custom: #42e28a;
$custom-light: #8becad;
$custom-dark: #000000;

JSON

{
  "hex": "#42e28a",
  "rgb": {
    "r": 66,
    "g": 226,
    "b": 138
  },
  "hsl": {
    "h": 147,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.81033,
    "c": 0.18098,
    "h": 154.4
  },
  "luminance": 0.57386
}

Semantic roles & 50–950 ramp

primary

#42E28A

secondary

#983169

accent

#389DF0

background

#FCFFFD

surface

#F4FEF7

border

#CED6D0

text

#0D1610

muted

#7F8581

Preview Lab

Preview with #42E28A

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

Preview Lab → · Contrast checker → · Palette generator →