#42D458#42D458

#42D458 is a light, highly saturated green. Relative luminance 0.489; OKLCH L 76.7% C 0.207 H 145.6°. Best body text is #000000 at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#42D458
RGB	rgb(66, 212, 88)
HSL	hsl(129, 63%, 55%)
HSV	hsv(129, 69%, 83%)
CMYK	cmyk(68.9%, 0%, 58.5%, 16.9%)
CIE-LAB	lab(75.42, -63.14, 49.45)
CIE-LCH	lch(75.42, 80.20, 141.94°)
OKLab	oklab(76.71% -0.1705 0.1168)
OKLCH	oklch(76.71% 0.207 145.6)
XYZ	xyz(27.5498, 48.9468, 17.2264)
Luminance	0.4895 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D458 #D442BE

analogous

#75D442 #42D458 #42D4A1

triadic

#42D458 #5842D4 #D45842

tetradic

#42D458 #4275D4 #D442BE #D4A142

square

#42D458 #4275D4 #D442BE #D4A142

split-complementary

#42D458 #A142D4 #D44275

monochromatic

#1D7F2C #28B13D #42D458 #74DF84 #A6EBB0

Accessibility & contrast

On white

1.95

#42D458 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.79

#42D458 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D458

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D458	#FFFFFF	#000000	##000000
##42D458	1.00	1.95	10.79	10.79
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.79	21.00	1.00	1.00
##000000	10.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C14B

Deuteranopia (green-blind)

#C6B562

Tritanopia (blue-blind)

#01CFB9

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #42d458;
/* rgb */ color: rgb(66, 212, 88);
/* oklch */ color: oklch(76.7% 0.207 145.6);

Tailwind

colors: {
  custom: {
    50: '#89e28b',
    500: '#42d458',
    950: '#000000',
  },
}

SCSS

$custom: #42d458;
$custom-light: #89e28b;
$custom-dark: #000000;

JSON

{
  "hex": "#42d458",
  "rgb": {
    "r": 66,
    "g": 212,
    "b": 88
  },
  "hsl": {
    "h": 129.041,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.76706,
    "c": 0.20669,
    "h": 145.6
  },
  "luminance": 0.4895
}

Semantic roles & 50–950 ramp

primary

#42D458

secondary

#D89ACE

accent

#42CDE6

background

#F9FEF8

surface

#F1FCF0

border

#CBD5CB

text

#0D160C

muted

#7E847D

Preview Lab

Preview with #42D458

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

Preview Lab → · Contrast checker → · Palette generator →