#42D179#42D179

#42D179 is a light, vivid green. Relative luminance 0.481; OKLCH L 76.4% C 0.174 H 152.2°. Best body text is #000000 at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#42D179
RGB	rgb(66, 209, 121)
HSL	hsl(143, 61%, 54%)
HSV	hsv(143, 68%, 82%)
CMYK	cmyk(68.4%, 0%, 42.1%, 18%)
CIE-LAB	lab(74.91, -57.21, 32.86)
CIE-LCH	lch(74.91, 65.98, 150.13°)
OKLab	oklab(76.42% -0.1543 0.0813)
OKLCH	oklch(76.42% 0.174 152.2)
XYZ	xyz(28.4960, 48.1365, 25.8750)
Luminance	0.4814 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D179 #D1429A

analogous

#53D142 #42D179 #42D1C1

triadic

#42D179 #7942D1 #D17942

tetradic

#42D179 #4253D1 #D1429A #D1C142

square

#42D179 #4253D1 #D1429A #D1C142

split-complementary

#42D179 #C142D1 #D14253

monochromatic

#1E7B42 #2AAC5C #42D179 #73DD9C #A4E9BF

Accessibility & contrast

On white

1.98

#42D179 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.63

#42D179 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D179

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D179	#FFFFFF	#000000	##000000
##42D179	1.00	1.98	10.63	10.63
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.63	21.00	1.00	1.00
##000000	10.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1C073

Deuteranopia (green-blind)

#C0B37F

Tritanopia (blue-blind)

#00CEBB

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #42d179;
/* rgb */ color: rgb(66, 209, 121);
/* oklch */ color: oklch(76.4% 0.174 152.2);

Tailwind

colors: {
  custom: {
    50: '#88e0a0',
    500: '#42d179',
    950: '#000000',
  },
}

SCSS

$custom: #42d179;
$custom-light: #88e0a0;
$custom-dark: #000000;

JSON

{
  "hex": "#42d179",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 121
  },
  "hsl": {
    "h": 143.077,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.76424,
    "c": 0.17437,
    "h": 152.2
  },
  "luminance": 0.4814
}

Semantic roles & 50–950 ramp

primary

#42D179

secondary

#D699BE

accent

#44A6E4

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150F

muted

#7E837E

Preview Lab

Preview with #42D179

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

Preview Lab → · Contrast checker → · Palette generator →