#42C173#42C173

#42C173 is a light, vivid green. Relative luminance 0.405; OKLCH L 72.2% C 0.159 H 152.7°. Best body text is #000000 at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#42C173
RGB	rgb(66, 193, 115)
HSL	hsl(143, 51%, 51%)
HSV	hsv(143, 66%, 76%)
CMYK	cmyk(65.8%, 0%, 40.4%, 24.3%)
CIE-LAB	lab(69.85, -52.22, 29.33)
CIE-LCH	lch(69.85, 59.89, 150.68°)
OKLab	oklab(72.22% -0.141 0.0729)
OKLCH	oklch(72.22% 0.159 152.7)
XYZ	xyz(24.4092, 40.5334, 22.7537)
Luminance	0.4054 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C173 #C14290

analogous

#50C142 #42C173 #42C1B3

triadic

#42C173 #7342C1 #C17342

tetradic

#42C173 #4250C1 #C14290 #C1B342

square

#42C173 #4250C1 #C14290 #C1B342

split-complementary

#42C173 #B342C1 #C14250

monochromatic

#22673C #319557 #42C173 #70D095 #9EDFB7

Accessibility & contrast

On white

2.31

#42C173 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.11

#42C173 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C173

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C173	#FFFFFF	#000000	##000000
##42C173	1.00	2.31	9.11	9.11
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.11	21.00	1.00	1.00
##000000	9.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1B26E

Deuteranopia (green-blind)

#B1A678

Tritanopia (blue-blind)

#00BEAE

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42c173;
/* rgb */ color: rgb(66, 193, 115);
/* oklch */ color: oklch(72.2% 0.159 152.7);

Tailwind

colors: {
  custom: {
    50: '#85d59c',
    500: '#42c173',
    950: '#000000',
  },
}

SCSS

$custom: #42c173;
$custom-light: #85d59c;
$custom-dark: #000000;

JSON

{
  "hex": "#42c173",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 115
  },
  "hsl": {
    "h": 143.15,
    "s": 50.598,
    "l": 50.784
  },
  "oklch": {
    "l": 0.72222,
    "c": 0.15873,
    "h": 152.7
  },
  "luminance": 0.40536
}

Semantic roles & 50–950 ramp

primary

#42C173

secondary

#CC93B6

accent

#4EA4DA

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C140E

muted

#7D837E

Preview Lab

Preview with #42C173

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

Preview Lab → · Contrast checker → · Palette generator →