#42C561#42C561

#42C561 is a light, vivid green. Relative luminance 0.420; OKLCH L 73.0% C 0.180 H 147.9°. Best body text is #000000 at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#42C561
RGB	rgb(66, 197, 97)
HSL	hsl(134, 53%, 52%)
HSV	hsv(134, 66%, 77%)
CMYK	cmyk(66.5%, 0%, 50.8%, 22.7%)
CIE-LAB	lab(70.84, -56.66, 39.71)
CIE-LCH	lch(70.84, 69.19, 144.97°)
OKLab	oklab(72.95% -0.1528 0.096)
OKLCH	oklch(72.95% 0.18 147.9)
XYZ	xyz(24.3689, 41.9513, 18.1201)
Luminance	0.4195 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C561 #C542A6

analogous

#65C542 #42C561 #42C5A2

triadic

#42C561 #6142C5 #C56142

tetradic

#42C561 #4265C5 #C542A6 #C5A242

square

#42C561 #4265C5 #C542A6 #C5A242

split-complementary

#42C561 #A242C5 #C54265

monochromatic

#216C33 #2F9A49 #42C561 #71D388 #A0E2AF

Accessibility & contrast

On white

2.24

#42C561 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.39

#42C561 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C561

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C561	#FFFFFF	#000000	##000000
##42C561	1.00	2.24	9.39	9.39
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.39	21.00	1.00	1.00
##000000	9.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B458

Deuteranopia (green-blind)

#B7A968

Tritanopia (blue-blind)

#0DC1AE

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #42c561;
/* rgb */ color: rgb(66, 197, 97);
/* oklch */ color: oklch(73.0% 0.180 147.9);

Tailwind

colors: {
  custom: {
    50: '#86d890',
    500: '#42c561',
    950: '#000000',
  },
}

SCSS

$custom: #42c561;
$custom-light: #86d890;
$custom-dark: #000000;

JSON

{
  "hex": "#42c561",
  "rgb": {
    "r": 66,
    "g": 197,
    "b": 97
  },
  "hsl": {
    "h": 134.198,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.72953,
    "c": 0.18045,
    "h": 147.9
  },
  "luminance": 0.41954
}

Semantic roles & 50–950 ramp

primary

#42C561

secondary

#CE95C1

accent

#4BBADC

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C150D

muted

#7D837D

Preview Lab

Preview with #42C561

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

Preview Lab → · Contrast checker → · Palette generator →