#42D7DC#42D7DC

#42D7DC is a light, vivid teal. Relative luminance 0.549; OKLCH L 80.5% C 0.122 H 198.3°. Best body text is #000000 at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#42D7DC
RGB	rgb(66, 215, 220)
HSL	hsl(182, 69%, 56%)
HSV	hsv(182, 70%, 86%)
CMYK	cmyk(70%, 2.3%, 0%, 13.7%)
CIE-LAB	lab(79.00, -36.47, -13.79)
CIE-LCH	lch(79.00, 38.99, 200.72°)
OKLab	oklab(80.52% -0.1155 -0.0383)
OKLCH	oklch(80.52% 0.122 198.3)
XYZ	xyz(39.4597, 54.9218, 76.2176)
Luminance	0.5493 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D7DC #DC4742

analogous

#42DC94 #42D7DC #428ADC

triadic

#42D7DC #DC42D7 #D7DC42

tetradic

#42D7DC #9442DC #DC4742 #8ADC42

square

#42D7DC #9442DC #DC4742 #8ADC42

split-complementary

#42D7DC #DC428A #DC9442

monochromatic

#1A868A #23B9BE #42D7DC #76E2E6 #A9EDEF

Accessibility & contrast

On white

1.75

#42D7DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.99

#42D7DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D7DC

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D7DC	#FFFFFF	#000000	##000000
##42D7DC	1.00	1.75	11.99	11.99
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.99	21.00	1.00	1.00
##000000	11.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8CDDD

Deuteranopia (green-blind)

#B1BDDD

Tritanopia (blue-blind)

#00DED8

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #42d7dc;
/* rgb */ color: rgb(66, 215, 220);
/* oklch */ color: oklch(80.5% 0.122 198.3);

Tailwind

colors: {
  custom: {
    50: '#8ce4e6',
    500: '#42d7dc',
    950: '#000000',
  },
}

SCSS

$custom: #42d7dc;
$custom-light: #8ce4e6;
$custom-dark: #000000;

JSON

{
  "hex": "#42d7dc",
  "rgb": {
    "r": 66,
    "g": 215,
    "b": 220
  },
  "hsl": {
    "h": 181.948,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.80516,
    "c": 0.12172,
    "h": 198.3
  },
  "luminance": 0.54926
}

Semantic roles & 50–950 ramp

primary

#42D7DC

secondary

#903532

accent

#423CEC

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #42D7DC

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

Preview Lab → · Contrast checker → · Palette generator →