#42D3AB#42D3AB

#42D3AB is a light, vivid teal. Relative luminance 0.507; OKLCH L 78.0% C 0.135 H 170.5°. Best body text is #000000 at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#42D3AB
RGB	rgb(66, 211, 171)
HSL	hsl(163, 62%, 54%)
HSV	hsv(163, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 19%, 17.3%)
CIE-LAB	lab(76.49, -47.63, 8.77)
CIE-LCH	lch(76.49, 48.43, 169.56°)
OKLab	oklab(78.04% -0.1333 0.0224)
OKLCH	oklch(78.04% 0.135 170.5)
XYZ	xyz(32.8879, 50.6833, 46.5698)
Luminance	0.5069 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3AB #D3426A

analogous

#42D363 #42D3AB #42B3D3

triadic

#42D3AB #AB42D3 #D3AB42

tetradic

#42D3AB #6342D3 #D3426A #B3D342

square

#42D3AB #6342D3 #D3426A #B3D342

split-complementary

#42D3AB #D342B3 #D36342

monochromatic

#1D7D63 #29AF8A #42D3AB #74DFC1 #A5EAD7

Accessibility & contrast

On white

1.89

#42D3AB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.14

#42D3AB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3AB

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3AB	#FFFFFF	#000000	##000000
##42D3AB	1.00	1.89	11.14	11.14
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.14	21.00	1.00	1.00
##000000	11.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDC5A9

Deuteranopia (green-blind)

#B9B7AE

Tritanopia (blue-blind)

#00D5C8

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #42d3ab;
/* rgb */ color: rgb(66, 211, 171);
/* oklch */ color: oklch(78.0% 0.135 170.5);

Tailwind

colors: {
  custom: {
    50: '#88e1c4',
    500: '#42d3ab',
    950: '#000000',
  },
}

SCSS

$custom: #42d3ab;
$custom-light: #88e1c4;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3ab",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 171
  },
  "hsl": {
    "h": 163.448,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78036,
    "c": 0.13521,
    "h": 170.5
  },
  "luminance": 0.50687
}

Semantic roles & 50–950 ramp

primary

#42D3AB

secondary

#85344B

accent

#426FE5

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1512

muted

#7F8482

Preview Lab

Preview with #42D3AB

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

Preview Lab → · Contrast checker → · Palette generator →