#42D586#42D586

#42D586 is a light, vivid green. Relative luminance 0.505; OKLCH L 77.7% C 0.168 H 155.2°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#42D586
RGB	rgb(66, 213, 134)
HSL	hsl(148, 64%, 55%)
HSV	hsv(148, 69%, 84%)
CMYK	cmyk(69%, 0%, 37.1%, 16.5%)
CIE-LAB	lab(76.35, -56.36, 28.10)
CIE-LCH	lch(76.35, 62.97, 153.50°)
OKLab	oklab(77.68% -0.1524 0.0703)
OKLCH	oklch(77.68% 0.168 155.2)
XYZ	xyz(30.3413, 50.4646, 30.6912)
Luminance	0.5047 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D586 #D54291

analogous

#48D542 #42D586 #42D5CF

triadic

#42D586 #8642D5 #D58642

tetradic

#42D586 #4248D5 #D54291 #D5CF42

square

#42D586 #4248D5 #D54291 #D5CF42

split-complementary

#42D586 #CF42D5 #D54248

monochromatic

#1C804B #28B268 #42D586 #74E0A6 #A6EBC6

Accessibility & contrast

On white

1.89

#42D586 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#42D586 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D586

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D586	#FFFFFF	#000000	##000000
##42D586	1.00	1.89	11.09	11.09
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.09	21.00	1.00	1.00
##000000	11.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4C481

Deuteranopia (green-blind)

#C2B78B

Tritanopia (blue-blind)

#00D3C1

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #42d586;
/* rgb */ color: rgb(66, 213, 134);
/* oklch */ color: oklch(77.7% 0.168 155.2);

Tailwind

colors: {
  custom: {
    50: '#88e3aa',
    500: '#42d586',
    950: '#000000',
  },
}

SCSS

$custom: #42d586;
$custom-light: #88e3aa;
$custom-dark: #000000;

JSON

{
  "hex": "#42d586",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 134
  },
  "hsl": {
    "h": 147.755,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.77682,
    "c": 0.16782,
    "h": 155.2
  },
  "luminance": 0.50468
}

Semantic roles & 50–950 ramp

primary

#42D586

secondary

#873461

accent

#419AE7

background

#FCFEFD

surface

#F4FCF7

border

#CED5D0

text

#0D1610

muted

#7F8481

Preview Lab

Preview with #42D586

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

Preview Lab → · Contrast checker → · Palette generator →