#42E57D#42E57D

#42E57D is a light, vivid green. Relative luminance 0.587; OKLCH L 81.6% C 0.196 H 151.0°. Best body text is #000000 at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#42E57D
RGB	rgb(66, 229, 125)
HSL	hsl(142, 76%, 58%)
HSV	hsv(142, 71%, 90%)
CMYK	cmyk(71.2%, 0%, 45.4%, 10.2%)
CIE-LAB	lab(81.11, -63.77, 38.85)
CIE-LCH	lch(81.11, 74.68, 148.65°)
OKLab	oklab(81.56% -0.1716 0.0953)
OKLCH	oklch(81.56% 0.196 151)
XYZ	xyz(33.9649, 58.6737, 28.9332)
Luminance	0.5868 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E57D #E542AA

analogous

#58E542 #42E57D #42E5CF

triadic

#42E57D #7D42E5 #E57D42

tetradic

#42E57D #4258E5 #E542AA #E5CF42

square

#42E57D #4258E5 #E542AA #E5CF42

split-complementary

#42E57D #CF42E5 #E54258

monochromatic

#159844 #1CCE5C #42E57D #78ECA2 #AEF4C7

Accessibility & contrast

On white

1.65

#42E57D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.74

#42E57D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E57D

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E57D	#FFFFFF	#000000	##000000
##42E57D	1.00	1.65	12.74	12.74
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.74	21.00	1.00	1.00
##000000	12.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6D275

Deuteranopia (green-blind)

#D2C484

Tritanopia (blue-blind)

#00E1CC

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #42e57d;
/* rgb */ color: rgb(66, 229, 125);
/* oklch */ color: oklch(81.6% 0.196 151.0);

Tailwind

colors: {
  custom: {
    50: '#8beea4',
    500: '#42e57d',
    950: '#000000',
  },
}

SCSS

$custom: #42e57d;
$custom-light: #8beea4;
$custom-dark: #000000;

JSON

{
  "hex": "#42e57d",
  "rgb": {
    "r": 66,
    "g": 229,
    "b": 125
  },
  "hsl": {
    "h": 141.718,
    "s": 75.814,
    "l": 57.843
  },
  "oklch": {
    "l": 0.81561,
    "c": 0.19631,
    "h": 151
  },
  "luminance": 0.58678
}

Semantic roles & 50–950 ramp

primary

#42E57D

secondary

#9C3074

accent

#35AEF2

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0E170F

muted

#7F8580

Preview Lab

Preview with #42E57D

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

Preview Lab → · Contrast checker → · Palette generator →