#42DD5B#42DD5B

#42DD5B is a light, highly saturated green. Relative luminance 0.536; OKLCH L 79.1% C 0.215 H 145.7°. Best body text is #000000 at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#42DD5B
RGB	rgb(66, 221, 91)
HSL	hsl(130, 70%, 56%)
HSV	hsv(130, 70%, 87%)
CMYK	cmyk(70.1%, 0%, 58.8%, 13.3%)
CIE-LAB	lab(78.24, -65.82, 51.38)
CIE-LCH	lch(78.24, 83.50, 142.02°)
OKLab	oklab(79.05% -0.1776 0.1213)
OKLCH	oklch(79.05% 0.215 145.7)
XYZ	xyz(29.9895, 53.6232, 18.6653)
Luminance	0.5363 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DD5B #DD42C4

analogous

#77DD42 #42DD5B #42DDA8

triadic

#42DD5B #5B42DD #DD5B42

tetradic

#42DD5B #4277DD #DD42C4 #DDA842

square

#42DD5B #4277DD #DD42C4 #DDA842

split-complementary

#42DD5B #A842DD #DD4277

monochromatic

#198C2C #22BF3C #42DD5B #76E688 #AAF0B5

Accessibility & contrast

On white

1.79

#42DD5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.73

#42DD5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DD5B

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DD5B	#FFFFFF	#000000	##000000
##42DD5B	1.00	1.79	11.73	11.73
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.73	21.00	1.00	1.00
##000000	11.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C94D

Deuteranopia (green-blind)

#CEBD66

Tritanopia (blue-blind)

#00D8C1

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42dd5b;
/* rgb */ color: rgb(66, 221, 91);
/* oklch */ color: oklch(79.1% 0.215 145.7);

Tailwind

colors: {
  custom: {
    50: '#8be98d',
    500: '#42dd5b',
    950: '#000000',
  },
}

SCSS

$custom: #42dd5b;
$custom-light: #8be98d;
$custom-dark: #000000;

JSON

{
  "hex": "#42dd5b",
  "rgb": {
    "r": 66,
    "g": 221,
    "b": 91
  },
  "hsl": {
    "h": 129.677,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.79053,
    "c": 0.21508,
    "h": 145.7
  },
  "luminance": 0.53626
}

Semantic roles & 50–950 ramp

primary

#42DD5B

secondary

#913282

accent

#3BD0EC

background

#FCFEFC

surface

#F4FDF4

border

#CED5CE

text

#0D160C

muted

#7F847F

Preview Lab

Preview with #42DD5B

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

Preview Lab → · Contrast checker → · Palette generator →