#42D858#42D858

#42D858 is a light, highly saturated green. Relative luminance 0.510; OKLCH L 77.7% C 0.211 H 145.4°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#42D858
RGB	rgb(66, 216, 88)
HSL	hsl(129, 66%, 55%)
HSV	hsv(129, 69%, 85%)
CMYK	cmyk(69.4%, 0%, 59.3%, 15.3%)
CIE-LAB	lab(76.66, -64.50, 50.89)
CIE-LCH	lch(76.66, 82.16, 141.73°)
OKLab	oklab(77.74% -0.1742 0.1199)
OKLCH	oklch(77.74% 0.211 145.4)
XYZ	xyz(28.5621, 50.9714, 17.5638)
Luminance	0.5098 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D858 #D842C2

analogous

#77D842 #42D858 #42D8A3

triadic

#42D858 #5842D8 #D85842

tetradic

#42D858 #4277D8 #D842C2 #D8A342

square

#42D858 #4277D8 #D842C2 #D8A342

split-complementary

#42D858 #A342D8 #D84277

monochromatic

#1B842B #26B73B #42D858 #75E285 #A7EDB2

Accessibility & contrast

On white

1.88

#42D858 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#42D858 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D858

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D858	#FFFFFF	#000000	##000000
##42D858	1.00	1.88	11.20	11.20
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC54A

Deuteranopia (green-blind)

#CAB862

Tritanopia (blue-blind)

#00D3BC

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #42d858;
/* rgb */ color: rgb(66, 216, 88);
/* oklch */ color: oklch(77.7% 0.211 145.4);

Tailwind

colors: {
  custom: {
    50: '#8ae58b',
    500: '#42d858',
    950: '#000000',
  },
}

SCSS

$custom: #42d858;
$custom-light: #8ae58b;
$custom-dark: #000000;

JSON

{
  "hex": "#42d858",
  "rgb": {
    "r": 66,
    "g": 216,
    "b": 88
  },
  "hsl": {
    "h": 128.8,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.77735,
    "c": 0.21148,
    "h": 145.4
  },
  "luminance": 0.50975
}

Semantic roles & 50–950 ramp

primary

#42D858

secondary

#8B337E

accent

#3FD0E9

background

#FCFEFC

surface

#F4FCF4

border

#CED5CE

text

#0D160C

muted

#7F847F

Preview Lab

Preview with #42D858

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

Preview Lab → · Contrast checker → · Palette generator →