#42DE5A#42DE5A

#42DE5A is a light, highly saturated green. Relative luminance 0.541; OKLCH L 79.3% C 0.217 H 145.5°. Best body text is #000000 at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#42DE5A
RGB	rgb(66, 222, 90)
HSL	hsl(129, 70%, 56%)
HSV	hsv(129, 70%, 87%)
CMYK	cmyk(70.3%, 0%, 59.5%, 12.9%)
CIE-LAB	lab(78.54, -66.27, 52.17)
CIE-LCH	lch(78.54, 84.34, 141.79°)
OKLab	oklab(79.3% -0.1789 0.1229)
OKLCH	oklch(79.3% 0.217 145.5)
XYZ	xyz(30.2114, 54.1356, 18.5279)
Luminance	0.5414 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DE5A #DE42C6

analogous

#78DE42 #42DE5A #42DEA8

triadic

#42DE5A #5A42DE #DE5A42

tetradic

#42DE5A #4278DE #DE42C6 #DEA842

square

#42DE5A #4278DE #DE42C6 #DEA842

split-complementary

#42DE5A #A842DE #DE4278

monochromatic

#198D2B #22C13A #42DE5A #76E787 #AAF0B5

Accessibility & contrast

On white

1.78

#42DE5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.83

#42DE5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DE5A

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DE5A	#FFFFFF	#000000	##000000
##42DE5A	1.00	1.78	11.83	11.83
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.83	21.00	1.00	1.00
##000000	11.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CA4C

Deuteranopia (green-blind)

#CFBD65

Tritanopia (blue-blind)

#00D9C1

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #42de5a;
/* rgb */ color: rgb(66, 222, 90);
/* oklch */ color: oklch(79.3% 0.217 145.5);

Tailwind

colors: {
  custom: {
    50: '#8bea8d',
    500: '#42de5a',
    950: '#000000',
  },
}

SCSS

$custom: #42de5a;
$custom-light: #8bea8d;
$custom-dark: #000000;

JSON

{
  "hex": "#42de5a",
  "rgb": {
    "r": 66,
    "g": 222,
    "b": 90
  },
  "hsl": {
    "h": 129.231,
    "s": 70.27,
    "l": 56.471
  },
  "oklch": {
    "l": 0.79298,
    "c": 0.21704,
    "h": 145.5
  },
  "luminance": 0.54139
}

Semantic roles & 50–950 ramp

primary

#42DE5A

secondary

#923284

accent

#3BD2ED

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #42DE5A

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

Preview Lab → · Contrast checker → · Palette generator →