#42D658#42D658

#42D658 is a light, highly saturated green. Relative luminance 0.500; OKLCH L 77.2% C 0.209 H 145.5°. Best body text is #000000 at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#42D658
RGB	rgb(66, 214, 88)
HSL	hsl(129, 64%, 55%)
HSV	hsv(129, 69%, 84%)
CMYK	cmyk(69.2%, 0%, 58.9%, 16.1%)
CIE-LAB	lab(76.04, -63.82, 50.17)
CIE-LCH	lch(76.04, 81.18, 141.83°)
OKLab	oklab(77.22% -0.1723 0.1184)
OKLCH	oklch(77.22% 0.209 145.5)
XYZ	xyz(28.0529, 49.9529, 17.3941)
Luminance	0.4996 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D658 #D642C0

analogous

#76D642 #42D658 #42D6A2

triadic

#42D658 #5842D6 #D65842

tetradic

#42D658 #4276D6 #D642C0 #D6A242

square

#42D658 #4276D6 #D642C0 #D6A242

split-complementary

#42D658 #A242D6 #D64276

monochromatic

#1C822B #27B43C #42D658 #74E184 #A7ECB1

Accessibility & contrast

On white

1.91

#42D658 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.99

#42D658 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D658

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D658	#FFFFFF	#000000	##000000
##42D658	1.00	1.91	10.99	10.99
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.99	21.00	1.00	1.00
##000000	10.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C34B

Deuteranopia (green-blind)

#C8B762

Tritanopia (blue-blind)

#00D1BB

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #42d658;
/* rgb */ color: rgb(66, 214, 88);
/* oklch */ color: oklch(77.2% 0.209 145.5);

Tailwind

colors: {
  custom: {
    50: '#89e48b',
    500: '#42d658',
    950: '#000000',
  },
}

SCSS

$custom: #42d658;
$custom-light: #89e48b;
$custom-dark: #000000;

JSON

{
  "hex": "#42d658",
  "rgb": {
    "r": 66,
    "g": 214,
    "b": 88
  },
  "hsl": {
    "h": 128.919,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.77221,
    "c": 0.20909,
    "h": 145.5
  },
  "luminance": 0.49956
}

Semantic roles & 50–950 ramp

primary

#42D658

secondary

#D99BD0

accent

#40CFE7

background

#F9FEF8

surface

#F1FCF0

border

#CBD5CB

text

#0D160C

muted

#7E847D

Preview Lab

Preview with #42D658

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

Preview Lab → · Contrast checker → · Palette generator →