#42C574#42C574

#42C574 is a light, vivid green. Relative luminance 0.424; OKLCH L 73.3% C 0.163 H 152.4°. Best body text is #000000 at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#42C574
RGB	rgb(66, 197, 116)
HSL	hsl(143, 53%, 52%)
HSV	hsv(143, 66%, 77%)
CMYK	cmyk(66.5%, 0%, 41.1%, 22.7%)
CIE-LAB	lab(71.11, -53.57, 30.47)
CIE-LCH	lch(71.11, 61.63, 150.37°)
OKLab	oklab(73.27% -0.1446 0.0756)
OKLCH	oklch(73.27% 0.163 152.4)
XYZ	xyz(25.3633, 42.3490, 23.3571)
Luminance	0.4235 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C574 #C54293

analogous

#52C542 #42C574 #42C5B6

triadic

#42C574 #7442C5 #C57442

tetradic

#42C574 #4252C5 #C54293 #C5B642

square

#42C574 #4252C5 #C54293 #C5B642

split-complementary

#42C574 #B642C5 #C54252

monochromatic

#216C3D #2F9A58 #42C574 #71D396 #A0E2B9

Accessibility & contrast

On white

2.22

#42C574 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.47

#42C574 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C574

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C574	#FFFFFF	#000000	##000000
##42C574	1.00	2.22	9.47	9.47
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.47	21.00	1.00	1.00
##000000	9.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B56E

Deuteranopia (green-blind)

#B5A979

Tritanopia (blue-blind)

#00C2B1

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #42c574;
/* rgb */ color: rgb(66, 197, 116);
/* oklch */ color: oklch(73.3% 0.163 152.4);

Tailwind

colors: {
  custom: {
    50: '#85d79d',
    500: '#42c574',
    950: '#000000',
  },
}

SCSS

$custom: #42c574;
$custom-light: #85d79d;
$custom-dark: #000000;

JSON

{
  "hex": "#42c574",
  "rgb": {
    "r": 66,
    "g": 197,
    "b": 116
  },
  "hsl": {
    "h": 142.901,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.73268,
    "c": 0.16316,
    "h": 152.4
  },
  "luminance": 0.42352
}

Semantic roles & 50–950 ramp

primary

#42C574

secondary

#CE95B8

accent

#4BA5DC

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C140E

muted

#7D837E

Preview Lab

Preview with #42C574

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

Preview Lab → · Contrast checker → · Palette generator →