#42E391#42E391

#42E391 is a light, vivid green. Relative luminance 0.581; OKLCH L 81.4% C 0.176 H 156.1°. Best body text is #000000 at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#42E391
RGB	rgb(66, 227, 145)
HSL	hsl(149, 74%, 57%)
HSV	hsv(149, 71%, 89%)
CMYK	cmyk(70.9%, 0%, 36.1%, 11%)
CIE-LAB	lab(80.81, -59.53, 28.41)
CIE-LCH	lch(80.81, 65.96, 154.49°)
OKLab	oklab(81.42% -0.161 0.0713)
OKLCH	oklch(81.42% 0.176 156.1)
XYZ	xyz(34.8234, 58.1368, 36.1688)
Luminance	0.5814 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E391 #E34294

analogous

#43E342 #42E391 #42E3E2

triadic

#42E391 #9142E3 #E39142

tetradic

#42E391 #4243E3 #E34294 #E3E242

square

#42E391 #4243E3 #E34294 #E3E242

split-complementary

#42E391 #E242E3 #E34243

monochromatic

#169554 #1ECA72 #42E391 #77EBB0 #ADF3CF

Accessibility & contrast

On white

1.66

#42E391 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.63

#42E391 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E391

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E391	#FFFFFF	#000000	##000000
##42E391	1.00	1.66	12.63	12.63
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.63	21.00	1.00	1.00
##000000	12.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2D18C

Deuteranopia (green-blind)

#CEC396

Tritanopia (blue-blind)

#00E1CE

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #42e391;
/* rgb */ color: rgb(66, 227, 145);
/* oklch */ color: oklch(81.4% 0.176 156.1);

Tailwind

colors: {
  custom: {
    50: '#8bedb2',
    500: '#42e391',
    950: '#000000',
  },
}

SCSS

$custom: #42e391;
$custom-light: #8bedb2;
$custom-dark: #000000;

JSON

{
  "hex": "#42e391",
  "rgb": {
    "r": 66,
    "g": 227,
    "b": 145
  },
  "hsl": {
    "h": 149.441,
    "s": 74.194,
    "l": 57.451
  },
  "oklch": {
    "l": 0.81418,
    "c": 0.17606,
    "h": 156.1
  },
  "luminance": 0.58141
}

Semantic roles & 50–950 ramp

primary

#42E391

secondary

#993066

accent

#3796F1

background

#FCFFFD

surface

#F4FEF7

border

#CED6D0

text

#0D1611

muted

#7F8581

Preview Lab

Preview with #42E391

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

Preview Lab → · Contrast checker → · Palette generator →