#42D577#42D577

#42D577 is a light, vivid green. Relative luminance 0.501; OKLCH L 77.4% C 0.181 H 151.3°. Best body text is #000000 at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#42D577
RGB	rgb(66, 213, 119)
HSL	hsl(142, 64%, 55%)
HSV	hsv(142, 69%, 84%)
CMYK	cmyk(69%, 0%, 44.1%, 16.5%)
CIE-LAB	lab(76.12, -59.02, 35.43)
CIE-LCH	lch(76.12, 68.84, 149.02°)
OKLab	oklab(77.41% -0.159 0.0872)
OKLCH	oklch(77.41% 0.181 151.3)
XYZ	xyz(29.3684, 50.0754, 25.5670)
Luminance	0.5008 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D577 #D542A0

analogous

#56D542 #42D577 #42D5C1

triadic

#42D577 #7742D5 #D57742

tetradic

#42D577 #4256D5 #D542A0 #D5C142

square

#42D577 #4256D5 #D542A0 #D5C142

split-complementary

#42D577 #C142D5 #D54256

monochromatic

#1C8040 #28B25A #42D577 #74E09B #A6EBBF

Accessibility & contrast

On white

1.91

#42D577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.02

#42D577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D577

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D577	#FFFFFF	#000000	##000000
##42D577	1.00	1.91	11.02	11.02
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.02	21.00	1.00	1.00
##000000	11.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C370

Deuteranopia (green-blind)

#C4B77D

Tritanopia (blue-blind)

#00D2BE

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #42d577;
/* rgb */ color: rgb(66, 213, 119);
/* oklch */ color: oklch(77.4% 0.181 151.3);

Tailwind

colors: {
  custom: {
    50: '#88e39f',
    500: '#42d577',
    950: '#000000',
  },
}

SCSS

$custom: #42d577;
$custom-light: #88e39f;
$custom-dark: #000000;

JSON

{
  "hex": "#42d577",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 119
  },
  "hsl": {
    "h": 141.633,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.77408,
    "c": 0.18136,
    "h": 151.3
  },
  "luminance": 0.50079
}

Semantic roles & 50–950 ramp

primary

#42D577

secondary

#873469

accent

#41ABE7

background

#FCFEFC

surface

#F4FCF5

border

#CED5CF

text

#0D160E

muted

#7F847F

Preview Lab

Preview with #42D577

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

Preview Lab → · Contrast checker → · Palette generator →