#42DE53#42DE53

#42DE53 is a light, highly saturated green. Relative luminance 0.540; OKLCH L 79.2% C 0.222 H 144.7°. Best body text is #000000 at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#42DE53
RGB	rgb(66, 222, 83)
HSL	hsl(127, 70%, 56%)
HSV	hsv(127, 70%, 87%)
CMYK	cmyk(70.3%, 0%, 62.6%, 12.9%)
CIE-LAB	lab(78.47, -67.06, 55.13)
CIE-LCH	lch(78.47, 86.81, 140.58°)
OKLab	oklab(79.22% -0.1813 0.1286)
OKLCH	oklch(79.22% 0.222 144.7)
XYZ	xyz(29.9274, 54.0220, 17.0320)
Luminance	0.5403 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DE53 #DE42CD

analogous

#7FDE42 #42DE53 #42DEA1

triadic

#42DE53 #5342DE #DE5342

tetradic

#42DE53 #427FDE #DE42CD #DEA142

square

#42DE53 #427FDE #DE42CD #DEA142

split-complementary

#42DE53 #A142DE #DE427F

monochromatic

#198D25 #22C133 #42DE53 #76E782 #AAF0B2

Accessibility & contrast

On white

1.78

#42DE53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.81

#42DE53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DE53

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DE53	#FFFFFF	#000000	##000000
##42DE53	1.00	1.78	11.81	11.81
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.81	21.00	1.00	1.00
##000000	11.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2CA43

Deuteranopia (green-blind)

#D0BD5F

Tritanopia (blue-blind)

#00D8C1

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #42de53;
/* rgb */ color: rgb(66, 222, 83);
/* oklch */ color: oklch(79.2% 0.222 144.7);

Tailwind

colors: {
  custom: {
    50: '#8bea88',
    500: '#42de53',
    950: '#000000',
  },
}

SCSS

$custom: #42de53;
$custom-light: #8bea88;
$custom-dark: #000000;

JSON

{
  "hex": "#42de53",
  "rgb": {
    "r": 66,
    "g": 222,
    "b": 83
  },
  "hsl": {
    "h": 126.538,
    "s": 70.27,
    "l": 56.471
  },
  "oklch": {
    "l": 0.79221,
    "c": 0.22227,
    "h": 144.7
  },
  "luminance": 0.54025
}

Semantic roles & 50–950 ramp

primary

#42DE53

secondary

#923288

accent

#3BDAED

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #42DE53

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

Preview Lab → · Contrast checker → · Palette generator →