#42D8B2#42D8B2

#42D8B2 is a light, vivid teal. Relative luminance 0.535; OKLCH L 79.5% C 0.136 H 172.0°. Best body text is #000000 at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#42D8B2
RGB	rgb(66, 216, 178)
HSL	hsl(165, 66%, 55%)
HSV	hsv(165, 69%, 85%)
CMYK	cmyk(69.4%, 0%, 17.6%, 15.3%)
CIE-LAB	lab(78.16, -48.04, 7.43)
CIE-LCH	lch(78.16, 48.61, 171.21°)
OKLab	oklab(79.46% -0.1351 0.0189)
OKLCH	oklch(79.46% 0.136 172)
XYZ	xyz(34.8344, 53.4803, 50.5977)
Luminance	0.5348 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D8B2 #D84268

analogous

#42D867 #42D8B2 #42B3D8

triadic

#42D8B2 #B242D8 #D8B242

tetradic

#42D8B2 #6742D8 #D84268 #B3D842

square

#42D8B2 #6742D8 #D84268 #B3D842

split-complementary

#42D8B2 #D842B3 #D86742

monochromatic

#1B846A #26B792 #42D8B2 #75E2C7 #A7EDDB

Accessibility & contrast

On white

1.80

#42D8B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.70

#42D8B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D8B2

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D8B2	#FFFFFF	#000000	##000000
##42D8B2	1.00	1.80	11.70	11.70
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.70	21.00	1.00	1.00
##000000	11.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1CAB0

Deuteranopia (green-blind)

#BDBBB5

Tritanopia (blue-blind)

#00DACD

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42d8b2;
/* rgb */ color: rgb(66, 216, 178);
/* oklch */ color: oklch(79.5% 0.136 172.0);

Tailwind

colors: {
  custom: {
    50: '#8ae5c9',
    500: '#42d8b2',
    950: '#000000',
  },
}

SCSS

$custom: #42d8b2;
$custom-light: #8ae5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#42d8b2",
  "rgb": {
    "r": 66,
    "g": 216,
    "b": 178
  },
  "hsl": {
    "h": 164.8,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.79457,
    "c": 0.13642,
    "h": 172
  },
  "luminance": 0.53484
}

Semantic roles & 50–950 ramp

primary

#42D8B2

secondary

#8B3349

accent

#3F6AE9

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1613

muted

#7F8482

Preview Lab

Preview with #42D8B2

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

Preview Lab → · Contrast checker → · Palette generator →