#42DC4F#42DC4F

#42DC4F is a light, highly saturated green. Relative luminance 0.529; OKLCH L 78.7% C 0.223 H 144.2°. Best body text is #000000 at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#42DC4F
RGB	rgb(66, 220, 79)
HSL	hsl(125, 69%, 56%)
HSV	hsv(125, 70%, 86%)
CMYK	cmyk(70%, 0%, 64.1%, 13.7%)
CIE-LAB	lab(77.82, -66.82, 56.07)
CIE-LCH	lch(77.82, 87.23, 140.00°)
OKLab	oklab(78.67% -0.1808 0.1302)
OKLCH	oklch(78.67% 0.223 144.2)
XYZ	xyz(29.2494, 52.9059, 16.0660)
Luminance	0.5291 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DC4F #DC42CF

analogous

#82DC42 #42DC4F #42DC9C

triadic

#42DC4F #4F42DC #DC4F42

tetradic

#42DC4F #4282DC #DC42CF #DC9C42

square

#42DC4F #4282DC #DC42CF #DC9C42

split-complementary

#42DC4F #9C42DC #DC4282

monochromatic

#1A8A23 #23BE30 #42DC4F #76E67F #A9EFAF

Accessibility & contrast

On white

1.81

#42DC4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.58

#42DC4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DC4F

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DC4F	#FFFFFF	#000000	##000000
##42DC4F	1.00	1.81	11.58	11.58
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.58	21.00	1.00	1.00
##000000	11.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C83E

Deuteranopia (green-blind)

#CEBC5C

Tritanopia (blue-blind)

#00D6BF

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #42dc4f;
/* rgb */ color: rgb(66, 220, 79);
/* oklch */ color: oklch(78.7% 0.223 144.2);

Tailwind

colors: {
  custom: {
    50: '#8be886',
    500: '#42dc4f',
    950: '#000000',
  },
}

SCSS

$custom: #42dc4f;
$custom-light: #8be886;
$custom-dark: #000000;

JSON

{
  "hex": "#42dc4f",
  "rgb": {
    "r": 66,
    "g": 220,
    "b": 79
  },
  "hsl": {
    "h": 125.065,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.78667,
    "c": 0.22283,
    "h": 144.2
  },
  "luminance": 0.52909
}

Semantic roles & 50–950 ramp

primary

#42DC4F

secondary

#903288

accent

#3CDDEC

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #42DC4F

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

Preview Lab → · Contrast checker → · Palette generator →