#42DD5A#42DD5A

#42DD5A is a light, highly saturated green. Relative luminance 0.536; OKLCH L 79.0% C 0.216 H 145.6°. Best body text is #000000 at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#42DD5A
RGB	rgb(66, 221, 90)
HSL	hsl(129, 70%, 56%)
HSV	hsv(129, 70%, 87%)
CMYK	cmyk(70.1%, 0%, 59.3%, 13.3%)
CIE-LAB	lab(78.23, -65.94, 51.82)
CIE-LCH	lch(78.23, 83.86, 141.84°)
OKLab	oklab(79.04% -0.178 0.1221)
OKLCH	oklch(79.04% 0.216 145.6)
XYZ	xyz(29.9466, 53.6060, 18.4396)
Luminance	0.5361 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DD5A #DD42C5

analogous

#78DD42 #42DD5A #42DDA8

triadic

#42DD5A #5A42DD #DD5A42

tetradic

#42DD5A #4278DD #DD42C5 #DDA842

square

#42DD5A #4278DD #DD42C5 #DDA842

split-complementary

#42DD5A #A842DD #DD4278

monochromatic

#198C2B #22BF3B #42DD5A #76E687 #AAF0B5

Accessibility & contrast

On white

1.79

#42DD5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.72

#42DD5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DD5A

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DD5A	#FFFFFF	#000000	##000000
##42DD5A	1.00	1.79	11.72	11.72
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.72	21.00	1.00	1.00
##000000	11.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C94C

Deuteranopia (green-blind)

#CEBD65

Tritanopia (blue-blind)

#00D8C1

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42dd5a;
/* rgb */ color: rgb(66, 221, 90);
/* oklch */ color: oklch(79.0% 0.216 145.6);

Tailwind

colors: {
  custom: {
    50: '#8be98d',
    500: '#42dd5a',
    950: '#000000',
  },
}

SCSS

$custom: #42dd5a;
$custom-light: #8be98d;
$custom-dark: #000000;

JSON

{
  "hex": "#42dd5a",
  "rgb": {
    "r": 66,
    "g": 221,
    "b": 90
  },
  "hsl": {
    "h": 129.29,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.79041,
    "c": 0.21586,
    "h": 145.6
  },
  "luminance": 0.53609
}

Semantic roles & 50–950 ramp

primary

#42DD5A

secondary

#913282

accent

#3BD1EC

background

#FCFEFC

surface

#F4FDF4

border

#CED5CE

text

#0D160C

muted

#7F847F

Preview Lab

Preview with #42DD5A

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

Preview Lab → · Contrast checker → · Palette generator →