#42DD3A#42DD3A

#42DD3A is a light, highly saturated green. Relative luminance 0.532; OKLCH L 78.7% C 0.237 H 142.3°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#42DD3A
RGB	rgb(66, 221, 58)
HSL	hsl(117, 71%, 55%)
HSV	hsv(117, 74%, 87%)
CMYK	cmyk(70.1%, 0%, 73.8%, 13.3%)
CIE-LAB	lab(77.98, -68.99, 64.20)
CIE-LCH	lch(77.98, 94.24, 137.06°)
OKLab	oklab(78.75% -0.1877 0.1448)
OKLCH	oklch(78.75% 0.237 142.3)
XYZ	xyz(28.8653, 53.1735, 12.7444)
Luminance	0.5318 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DD3A #D53ADD

analogous

#94DD3A #42DD3A #3ADD83

triadic

#42DD3A #3A42DD #DD3A42

tetradic

#42DD3A #3A94DD #D53ADD #DD833A

square

#42DD3A #3A94DD #D53ADD #DD833A

split-complementary

#42DD3A #833ADD #DD3A94

monochromatic

#1C8617 #28BA20 #42DD3A #74E66E #A6EFA2

Accessibility & contrast

On white

1.80

#42DD3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#42DD3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DD3A

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DD3A	#FFFFFF	#000000	##000000
##42DD3A	1.00	1.80	11.64	11.64
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.64	21.00	1.00	1.00
##000000	11.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C819

Deuteranopia (green-blind)

#D0BC4C

Tritanopia (blue-blind)

#10D6BE

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42dd3a;
/* rgb */ color: rgb(66, 221, 58);
/* oklch */ color: oklch(78.7% 0.237 142.3);

Tailwind

colors: {
  custom: {
    50: '#8ce97b',
    500: '#42dd3a',
    950: '#000000',
  },
}

SCSS

$custom: #42dd3a;
$custom-light: #8ce97b;
$custom-dark: #000000;

JSON

{
  "hex": "#42dd3a",
  "rgb": {
    "r": 66,
    "g": 221,
    "b": 58
  },
  "hsl": {
    "h": 117.055,
    "s": 70.563,
    "l": 54.706
  },
  "oklch": {
    "l": 0.78749,
    "c": 0.23706,
    "h": 142.3
  },
  "luminance": 0.53177
}

Semantic roles & 50–950 ramp

primary

#42DD3A

secondary

#872F8C

accent

#3AEDE5

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160A

muted

#7F847D

Preview Lab

Preview with #42DD3A

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

Preview Lab → · Contrast checker → · Palette generator →