#42D8D2#42D8D2

#42D8D2 is a light, vivid teal. Relative luminance 0.549; OKLCH L 80.4% C 0.123 H 191.0°. Best body text is #000000 at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#42D8D2
RGB	rgb(66, 216, 210)
HSL	hsl(178, 66%, 55%)
HSV	hsv(178, 69%, 85%)
CMYK	cmyk(69.4%, 0%, 2.8%, 15.3%)
CIE-LAB	lab(78.99, -39.73, -8.45)
CIE-LCH	lch(78.99, 40.62, 192.00°)
OKLab	oklab(80.42% -0.1208 -0.0236)
OKLCH	oklch(80.42% 0.123 191)
XYZ	xyz(38.4301, 54.9186, 69.5352)
Luminance	0.5492 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D8D2 #D84248

analogous

#42D887 #42D8D2 #4293D8

triadic

#42D8D2 #D242D8 #D8D242

tetradic

#42D8D2 #8742D8 #D84248 #93D842

square

#42D8D2 #8742D8 #D84248 #93D842

split-complementary

#42D8D2 #D84293 #D88742

monochromatic

#1B8480 #26B7B1 #42D8D2 #75E2DE #A7EDEA

Accessibility & contrast

On white

1.75

#42D8D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.98

#42D8D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D8D2

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D8D2	#FFFFFF	#000000	##000000
##42D8D2	1.00	1.75	11.98	11.98
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.98	21.00	1.00	1.00
##000000	11.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBCDD2

Deuteranopia (green-blind)

#B5BDD3

Tritanopia (blue-blind)

#00DED6

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #42d8d2;
/* rgb */ color: rgb(66, 216, 210);
/* oklch */ color: oklch(80.4% 0.123 191.0);

Tailwind

colors: {
  custom: {
    50: '#8ce4df',
    500: '#42d8d2',
    950: '#000000',
  },
}

SCSS

$custom: #42d8d2;
$custom-light: #8ce4df;
$custom-dark: #000000;

JSON

{
  "hex": "#42d8d2",
  "rgb": {
    "r": 66,
    "g": 216,
    "b": 210
  },
  "hsl": {
    "h": 177.6,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.80416,
    "c": 0.12307,
    "h": 191
  },
  "luminance": 0.54923
}

Semantic roles & 50–950 ramp

primary

#42D8D2

secondary

#8B3337

accent

#3F46E9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #42D8D2

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

Preview Lab → · Contrast checker → · Palette generator →