#42D8C8#42D8C8

#42D8C8 is a light, vivid teal. Relative luminance 0.544; OKLCH L 80.1% C 0.126 H 184.6°. Best body text is #000000 at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#42D8C8
RGB	rgb(66, 216, 200)
HSL	hsl(174, 66%, 55%)
HSV	hsv(174, 69%, 85%)
CMYK	cmyk(69.4%, 0%, 7.4%, 15.3%)
CIE-LAB	lab(78.72, -42.44, -3.51)
CIE-LCH	lch(78.72, 42.59, 184.73°)
OKLab	oklab(80.1% -0.1252 -0.0102)
OKLCH	oklch(80.1% 0.126 184.6)
XYZ	xyz(37.2230, 54.4358, 63.1778)
Luminance	0.5444 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D8C8 #D84252

analogous

#42D87D #42D8C8 #429DD8

triadic

#42D8C8 #C842D8 #D8C842

tetradic

#42D8C8 #7D42D8 #D84252 #9DD842

square

#42D8C8 #7D42D8 #D84252 #9DD842

split-complementary

#42D8C8 #D8429D #D87D42

monochromatic

#1B8479 #26B7A8 #42D8C8 #75E2D7 #A7EDE6

Accessibility & contrast

On white

1.77

#42D8C8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.89

#42D8C8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D8C8

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D8C8	#FFFFFF	#000000	##000000
##42D8C8	1.00	1.77	11.89	11.89
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.89	21.00	1.00	1.00
##000000	11.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDCCC8

Deuteranopia (green-blind)

#B8BCCA

Tritanopia (blue-blind)

#00DDD3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #42d8c8;
/* rgb */ color: rgb(66, 216, 200);
/* oklch */ color: oklch(80.1% 0.126 184.6);

Tailwind

colors: {
  custom: {
    50: '#8be5d8',
    500: '#42d8c8',
    950: '#000000',
  },
}

SCSS

$custom: #42d8c8;
$custom-light: #8be5d8;
$custom-dark: #000000;

JSON

{
  "hex": "#42d8c8",
  "rgb": {
    "r": 66,
    "g": 216,
    "b": 200
  },
  "hsl": {
    "h": 173.6,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.80097,
    "c": 0.12558,
    "h": 184.6
  },
  "luminance": 0.5444
}

Semantic roles & 50–950 ramp

primary

#42D8C8

secondary

#8B333D

accent

#3F51E9

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1614

muted

#7F8483

Preview Lab

Preview with #42D8C8

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

Preview Lab → · Contrast checker → · Palette generator →