#42D54B#42D54B

#42D54B is a light, highly saturated green. Relative luminance 0.493; OKLCH L 76.8% C 0.218 H 143.9°. Best body text is #000000 at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#42D54B
RGB	rgb(66, 213, 75)
HSL	hsl(124, 64%, 55%)
HSV	hsv(124, 69%, 84%)
CMYK	cmyk(69%, 0%, 64.8%, 16.5%)
CIE-LAB	lab(75.61, -64.93, 55.29)
CIE-LCH	lch(75.61, 85.28, 139.58°)
OKLab	oklab(76.82% -0.1759 0.1281)
OKLCH	oklch(76.82% 0.218 143.9)
XYZ	xyz(27.3093, 49.2518, 14.7226)
Luminance	0.4925 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D54B #D542CC

analogous

#83D542 #42D54B #42D594

triadic

#42D54B #4B42D5 #D54B42

tetradic

#42D54B #4283D5 #D542CC #D59442

square

#42D54B #4283D5 #D542CC #D59442

split-complementary

#42D54B #9442D5 #D54283

monochromatic

#1C8023 #28B230 #42D54B #74E07B #A6EBAA

Accessibility & contrast

On white

1.94

#42D54B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.85

#42D54B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D54B

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D54B	#FFFFFF	#000000	##000000
##42D54B	1.00	1.94	10.85	10.85
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.85	21.00	1.00	1.00
##000000	10.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C23A

Deuteranopia (green-blind)

#C8B657

Tritanopia (blue-blind)

#0FCFB8

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #42d54b;
/* rgb */ color: rgb(66, 213, 75);
/* oklch */ color: oklch(76.8% 0.218 143.9);

Tailwind

colors: {
  custom: {
    50: '#8ae383',
    500: '#42d54b',
    950: '#000000',
  },
}

SCSS

$custom: #42d54b;
$custom-light: #8ae383;
$custom-dark: #000000;

JSON

{
  "hex": "#42d54b",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 75
  },
  "hsl": {
    "h": 123.673,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.76823,
    "c": 0.21759,
    "h": 143.9
  },
  "luminance": 0.49255
}

Semantic roles & 50–950 ramp

primary

#42D54B

secondary

#D89AD5

accent

#41DDE7

background

#F9FEF8

surface

#F2FCEF

border

#CCD5CA

text

#0D160B

muted

#7E847C

Preview Lab

Preview with #42D54B

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

Preview Lab → · Contrast checker → · Palette generator →