#42D9AD#42D9AD

#42D9AD is a light, vivid teal. Relative luminance 0.538; OKLCH L 79.6% C 0.141 H 169.2°. Best body text is #000000 at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#42D9AD
RGB	rgb(66, 217, 173)
HSL	hsl(163, 67%, 55%)
HSV	hsv(163, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 20.3%, 14.9%)
CIE-LAB	lab(78.34, -49.65, 10.35)
CIE-LCH	lch(78.34, 50.71, 168.22°)
OKLab	oklab(79.57% -0.1384 0.0265)
OKLCH	oklch(79.57% 0.141 169.2)
XYZ	xyz(34.5985, 53.7971, 48.0875)
Luminance	0.5380 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D9AD #D9426E

analogous

#42D962 #42D9AD #42B9D9

triadic

#42D9AD #AD42D9 #D9AD42

tetradic

#42D9AD #6242D9 #D9426E #B9D942

square

#42D9AD #6242D9 #D9426E #B9D942

split-complementary

#42D9AD #D942B9 #D96242

monochromatic

#1B8667 #25B98E #42D9AD #75E3C3 #A8EDD9

Accessibility & contrast

On white

1.79

#42D9AD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.76

#42D9AD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D9AD

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D9AD	#FFFFFF	#000000	##000000
##42D9AD	1.00	1.79	11.76	11.76
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.76	21.00	1.00	1.00
##000000	11.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3CAAB

Deuteranopia (green-blind)

#BFBCB0

Tritanopia (blue-blind)

#00DACC

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #42d9ad;
/* rgb */ color: rgb(66, 217, 173);
/* oklch */ color: oklch(79.6% 0.141 169.2);

Tailwind

colors: {
  custom: {
    50: '#8ae5c5',
    500: '#42d9ad',
    950: '#000000',
  },
}

SCSS

$custom: #42d9ad;
$custom-light: #8ae5c5;
$custom-dark: #000000;

JSON

{
  "hex": "#42d9ad",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 173
  },
  "hsl": {
    "h": 162.517,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.79571,
    "c": 0.14091,
    "h": 169.2
  },
  "luminance": 0.53801
}

Semantic roles & 50–950 ramp

primary

#42D9AD

secondary

#8C334D

accent

#3E70E9

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1612

muted

#7F8482

Preview Lab

Preview with #42D9AD

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

Preview Lab → · Contrast checker → · Palette generator →