#42D959#42D959

#42D959 is a light, highly saturated green. Relative luminance 0.515; OKLCH L 78.0% C 0.212 H 145.6°. Best body text is #000000 at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#42D959
RGB	rgb(66, 217, 89)
HSL	hsl(129, 67%, 55%)
HSV	hsv(129, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 59%, 14.9%)
CIE-LAB	lab(76.98, -64.72, 50.81)
CIE-LCH	lch(76.98, 82.28, 141.86°)
OKLab	oklab(78% -0.1747 0.1199)
OKLCH	oklch(78% 0.212 145.6)
XYZ	xyz(28.8608, 51.5021, 17.8691)
Luminance	0.5151 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D959 #D942C2

analogous

#76D942 #42D959 #42D9A4

triadic

#42D959 #5942D9 #D95942

tetradic

#42D959 #4276D9 #D942C2 #D9A442

square

#42D959 #4276D9 #D942C2 #D9A442

split-complementary

#42D959 #A442D9 #D94276

monochromatic

#1B862B #25B93C #42D959 #75E386 #A8EDB3

Accessibility & contrast

On white

1.86

#42D959 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.30

#42D959 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D959

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D959	#FFFFFF	#000000	##000000
##42D959	1.00	1.86	11.30	11.30
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.30	21.00	1.00	1.00
##000000	11.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC64C

Deuteranopia (green-blind)

#CBB963

Tritanopia (blue-blind)

#00D4BD

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #42d959;
/* rgb */ color: rgb(66, 217, 89);
/* oklch */ color: oklch(78.0% 0.212 145.6);

Tailwind

colors: {
  custom: {
    50: '#8ae68c',
    500: '#42d959',
    950: '#000000',
  },
}

SCSS

$custom: #42d959;
$custom-light: #8ae68c;
$custom-dark: #000000;

JSON

{
  "hex": "#42d959",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 89
  },
  "hsl": {
    "h": 129.139,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.78004,
    "c": 0.2119,
    "h": 145.6
  },
  "luminance": 0.51505
}

Semantic roles & 50–950 ramp

primary

#42D959

secondary

#8C337F

accent

#3ECFE9

background

#FCFEFC

surface

#F4FCF4

border

#CED5CE

text

#0D160C

muted

#7F847F

Preview Lab

Preview with #42D959

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

Preview Lab → · Contrast checker → · Palette generator →