#42DD4B#42DD4B

#42DD4B is a light, highly saturated green. Relative luminance 0.534; OKLCH L 78.9% C 0.227 H 143.8°. Best body text is #000000 at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#42DD4B
RGB	rgb(66, 221, 75)
HSL	hsl(123, 70%, 56%)
HSV	hsv(123, 70%, 87%)
CMYK	cmyk(70.1%, 0%, 66.1%, 13.3%)
CIE-LAB	lab(78.10, -67.55, 58.01)
CIE-LCH	lch(78.10, 89.04, 139.35°)
OKLab	oklab(78.89% -0.183 0.1339)
OKLCH	oklch(78.89% 0.227 143.8)
XYZ	xyz(29.3714, 53.3759, 15.4099)
Luminance	0.5338 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DD4B #DD42D4

analogous

#87DD42 #42DD4B #42DD99

triadic

#42DD4B #4B42DD #DD4B42

tetradic

#42DD4B #4287DD #DD42D4 #DD9942

square

#42DD4B #4287DD #DD42D4 #DD9942

split-complementary

#42DD4B #9942DD #DD4287

monochromatic

#198C20 #22BF2C #42DD4B #76E67C #AAF0AE

Accessibility & contrast

On white

1.80

#42DD4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.68

#42DD4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DD4B

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DD4B	#FFFFFF	#000000	##000000
##42DD4B	1.00	1.80	11.68	11.68
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.68	21.00	1.00	1.00
##000000	11.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C938

Deuteranopia (green-blind)

#CFBC58

Tritanopia (blue-blind)

#01D7BF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42dd4b;
/* rgb */ color: rgb(66, 221, 75);
/* oklch */ color: oklch(78.9% 0.227 143.8);

Tailwind

colors: {
  custom: {
    50: '#8be984',
    500: '#42dd4b',
    950: '#000000',
  },
}

SCSS

$custom: #42dd4b;
$custom-light: #8be984;
$custom-dark: #000000;

JSON

{
  "hex": "#42dd4b",
  "rgb": {
    "r": 66,
    "g": 221,
    "b": 75
  },
  "hsl": {
    "h": 123.484,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.78886,
    "c": 0.22673,
    "h": 143.8
  },
  "luminance": 0.53379
}

Semantic roles & 50–950 ramp

primary

#42DD4B

secondary

#91328C

accent

#3BE2EC

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #42DD4B

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

Preview Lab → · Contrast checker → · Palette generator →