#42D5BD#42D5BD

#42D5BD is a light, vivid teal. Relative luminance 0.524; OKLCH L 79.0% C 0.127 H 179.6°. Best body text is #000000 at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#42D5BD
RGB	rgb(66, 213, 189)
HSL	hsl(170, 64%, 55%)
HSV	hsv(170, 69%, 84%)
CMYK	cmyk(69%, 0%, 11.3%, 16.5%)
CIE-LAB	lab(77.53, -44.01, 0.64)
CIE-LCH	lch(77.53, 44.01, 179.17°)
OKLab	oklab(79.03% -0.1271 0.001)
OKLCH	oklch(79.03% 0.127 179.6)
XYZ	xyz(35.2219, 52.4168, 56.3954)
Luminance	0.5242 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D5BD #D5425A

analogous

#42D574 #42D5BD #42A4D5

triadic

#42D5BD #BD42D5 #D5BD42

tetradic

#42D5BD #7442D5 #D5425A #A4D542

square

#42D5BD #7442D5 #D5425A #A4D542

split-complementary

#42D5BD #D542A4 #D57442

monochromatic

#1C8070 #28B29C #42D5BD #74E0CE #A6EBE0

Accessibility & contrast

On white

1.83

#42D5BD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.48

#42D5BD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D5BD

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D5BD	#FFFFFF	#000000	##000000
##42D5BD	1.00	1.83	11.48	11.48
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.48	21.00	1.00	1.00
##000000	11.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCC8BC

Deuteranopia (green-blind)

#B8B9BF

Tritanopia (blue-blind)

#00D8CE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #42d5bd;
/* rgb */ color: rgb(66, 213, 189);
/* oklch */ color: oklch(79.0% 0.127 179.6);

Tailwind

colors: {
  custom: {
    50: '#8ae2d0',
    500: '#42d5bd',
    950: '#000000',
  },
}

SCSS

$custom: #42d5bd;
$custom-light: #8ae2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#42d5bd",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 189
  },
  "hsl": {
    "h": 170.204,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.79034,
    "c": 0.12711,
    "h": 179.6
  },
  "luminance": 0.52421
}

Semantic roles & 50–950 ramp

primary

#42D5BD

secondary

#873442

accent

#415CE7

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #42D5BD

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

Preview Lab → · Contrast checker → · Palette generator →