#42CC42#42CC42

#42CC42 is a light, highly saturated green. Relative luminance 0.447; OKLCH L 74.4% C 0.213 H 143.1°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#42CC42
RGB	rgb(66, 204, 66)
HSL	hsl(120, 58%, 53%)
HSV	hsv(120, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 67.6%, 20%)
CIE-LAB	lab(72.72, -62.81, 55.81)
CIE-LCH	lch(72.72, 84.02, 138.38°)
OKLab	oklab(74.41% -0.1705 0.1283)
OKLCH	oklch(74.41% 0.213 143.1)
XYZ	xyz(24.8215, 44.7347, 12.4798)
Luminance	0.4474 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC42 #CC42CC

analogous

#87CC42 #42CC42 #42CC87

triadic

#42CC42 #4242CC #CC4242

tetradic

#42CC42 #4287CC #CC42CC #CC8742

square

#42CC42 #4287CC #CC42CC #CC8742

split-complementary

#42CC42 #8742CC #CC4287

monochromatic

#1F741F #2CA42C #42CC42 #72D972 #A2E6A2

Accessibility & contrast

On white

2.11

#42CC42 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#42CC42 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC42

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC42	#FFFFFF	#000000	##000000
##42CC42	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B92F

Deuteranopia (green-blind)

#C0AE4F

Tritanopia (blue-blind)

#1DC6B0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42cc42;
/* rgb */ color: rgb(66, 204, 66);
/* oklch */ color: oklch(74.4% 0.213 143.1);

Tailwind

colors: {
  custom: {
    50: '#88dd7d',
    500: '#42cc42',
    950: '#000000',
  },
}

SCSS

$custom: #42cc42;
$custom-light: #88dd7d;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc42",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 66
  },
  "hsl": {
    "h": 120,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.74405,
    "c": 0.21337,
    "h": 143.1
  },
  "luminance": 0.44737
}

Semantic roles & 50–950 ramp

primary

#42CC42

secondary

#D397D3

accent

#47E1E1

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #42CC42

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

Preview Lab → · Contrast checker → · Palette generator →