#42DC5B#42DC5B

#42DC5B is a light, highly saturated green. Relative luminance 0.531; OKLCH L 78.8% C 0.214 H 145.7°. Best body text is #000000 at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#42DC5B
RGB	rgb(66, 220, 91)
HSL	hsl(130, 69%, 56%)
HSV	hsv(130, 70%, 86%)
CMYK	cmyk(70%, 0%, 58.6%, 13.7%)
CIE-LAB	lab(77.93, -65.49, 51.02)
CIE-LCH	lch(77.93, 83.02, 142.08°)
OKLab	oklab(78.8% -0.1767 0.1205)
OKLCH	oklch(78.8% 0.214 145.7)
XYZ	xyz(29.7262, 53.0967, 18.5776)
Luminance	0.5310 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DC5B #DC42C3

analogous

#76DC42 #42DC5B #42DCA8

triadic

#42DC5B #5B42DC #DC5B42

tetradic

#42DC5B #4276DC #DC42C3 #DCA842

square

#42DC5B #4276DC #DC42C3 #DCA842

split-complementary

#42DC5B #A842DC #DC4276

monochromatic

#1A8A2C #23BE3C #42DC5B #76E688 #A9EFB5

Accessibility & contrast

On white

1.81

#42DC5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.62

#42DC5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DC5B

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DC5B	#FFFFFF	#000000	##000000
##42DC5B	1.00	1.81	11.62	11.62
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.62	21.00	1.00	1.00
##000000	11.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC84E

Deuteranopia (green-blind)

#CDBC65

Tritanopia (blue-blind)

#00D7C0

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42dc5b;
/* rgb */ color: rgb(66, 220, 91);
/* oklch */ color: oklch(78.8% 0.214 145.7);

Tailwind

colors: {
  custom: {
    50: '#8be88d',
    500: '#42dc5b',
    950: '#000000',
  },
}

SCSS

$custom: #42dc5b;
$custom-light: #8be88d;
$custom-dark: #000000;

JSON

{
  "hex": "#42dc5b",
  "rgb": {
    "r": 66,
    "g": 220,
    "b": 91
  },
  "hsl": {
    "h": 129.74,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.78797,
    "c": 0.2139,
    "h": 145.7
  },
  "luminance": 0.531
}

Semantic roles & 50–950 ramp

primary

#42DC5B

secondary

#903281

accent

#3CCFEC

background

#FCFEFC

surface

#F4FDF4

border

#CED5CE

text

#0D160C

muted

#7F847F

Preview Lab

Preview with #42DC5B

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

Preview Lab → · Contrast checker → · Palette generator →