#42D389#42D389

#42D389 is a light, vivid green. Relative luminance 0.496; OKLCH L 77.2% C 0.163 H 156.5°. Best body text is #000000 at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#42D389
RGB	rgb(66, 211, 137)
HSL	hsl(149, 62%, 54%)
HSV	hsv(149, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 35.1%, 17.3%)
CIE-LAB	lab(75.79, -55.02, 25.79)
CIE-LCH	lch(75.79, 60.76, 154.89°)
OKLab	oklab(77.24% -0.149 0.0648)
OKLCH	oklch(77.24% 0.163 156.5)
XYZ	xyz(30.0536, 49.5496, 31.6422)
Luminance	0.4955 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D389 #D3428C

analogous

#44D342 #42D389 #42D3D1

triadic

#42D389 #8942D3 #D38942

tetradic

#42D389 #4244D3 #D3428C #D3D142

square

#42D389 #4244D3 #D3428C #D3D142

split-complementary

#42D389 #D142D3 #D34244

monochromatic

#1D7D4C #29AF6B #42D389 #74DFA8 #A5EAC7

Accessibility & contrast

On white

1.92

#42D389 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.91

#42D389 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D389

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D389	#FFFFFF	#000000	##000000
##42D389	1.00	1.92	10.91	10.91
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.91	21.00	1.00	1.00
##000000	10.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2C384

Deuteranopia (green-blind)

#BFB68E

Tritanopia (blue-blind)

#00D1C0

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #42d389;
/* rgb */ color: rgb(66, 211, 137);
/* oklch */ color: oklch(77.2% 0.163 156.5);

Tailwind

colors: {
  custom: {
    50: '#88e1ac',
    500: '#42d389',
    950: '#000000',
  },
}

SCSS

$custom: #42d389;
$custom-light: #88e1ac;
$custom-dark: #000000;

JSON

{
  "hex": "#42d389",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 137
  },
  "hsl": {
    "h": 149.379,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.77237,
    "c": 0.16253,
    "h": 156.5
  },
  "luminance": 0.49553
}

Semantic roles & 50–950 ramp

primary

#42D389

secondary

#D79AB9

accent

#4296E5

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #42D389

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

Preview Lab → · Contrast checker → · Palette generator →