#42D8CA#42D8CA

#42D8CA is a light, vivid teal. Relative luminance 0.545; OKLCH L 80.2% C 0.125 H 185.9°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#42D8CA
RGB	rgb(66, 216, 202)
HSL	hsl(174, 66%, 55%)
HSV	hsv(174, 69%, 85%)
CMYK	cmyk(69.4%, 0%, 6.5%, 15.3%)
CIE-LAB	lab(78.77, -41.91, -4.50)
CIE-LCH	lch(78.77, 42.15, 186.13°)
OKLab	oklab(80.16% -0.1243 -0.0128)
OKLCH	oklch(80.16% 0.125 185.9)
XYZ	xyz(37.4583, 54.5299, 64.4168)
Luminance	0.5453 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D8CA #D84250

analogous

#42D87F #42D8CA #429BD8

triadic

#42D8CA #CA42D8 #D8CA42

tetradic

#42D8CA #7F42D8 #D84250 #9BD842

square

#42D8CA #7F42D8 #D84250 #9BD842

split-complementary

#42D8CA #D8429B #D87F42

monochromatic

#1B847A #26B7A9 #42D8CA #75E2D8 #A7EDE6

Accessibility & contrast

On white

1.76

#42D8CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#42D8CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D8CA

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D8CA	#FFFFFF	#000000	##000000
##42D8CA	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDCCCA

Deuteranopia (green-blind)

#B7BCCC

Tritanopia (blue-blind)

#00DDD3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #42d8ca;
/* rgb */ color: rgb(66, 216, 202);
/* oklch */ color: oklch(80.2% 0.125 185.9);

Tailwind

colors: {
  custom: {
    50: '#8be4da',
    500: '#42d8ca',
    950: '#000000',
  },
}

SCSS

$custom: #42d8ca;
$custom-light: #8be4da;
$custom-dark: #000000;

JSON

{
  "hex": "#42d8ca",
  "rgb": {
    "r": 66,
    "g": 216,
    "b": 202
  },
  "hsl": {
    "h": 174.4,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.80159,
    "c": 0.12494,
    "h": 185.9
  },
  "luminance": 0.54534
}

Semantic roles & 50–950 ramp

primary

#42D8CA

secondary

#8B333B

accent

#3F4FE9

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1614

muted

#7F8483

Preview Lab

Preview with #42D8CA

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

Preview Lab → · Contrast checker → · Palette generator →