#42D6CC#42D6CC

#42D6CC is a light, vivid teal. Relative luminance 0.536; OKLCH L 79.7% C 0.123 H 188.4°. Best body text is #000000 at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#42D6CC
RGB	rgb(66, 214, 204)
HSL	hsl(176, 64%, 55%)
HSV	hsv(176, 69%, 84%)
CMYK	cmyk(69.2%, 0%, 4.7%, 16.1%)
CIE-LAB	lab(78.23, -40.47, -6.37)
CIE-LCH	lch(78.23, 40.97, 188.94°)
OKLab	oklab(79.74% -0.1214 -0.0179)
OKLCH	oklch(79.74% 0.123 188.4)
XYZ	xyz(37.1873, 53.6067, 65.5023)
Luminance	0.5361 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D6CC #D6424C

analogous

#42D682 #42D6CC #4296D6

triadic

#42D6CC #CC42D6 #D6CC42

tetradic

#42D6CC #8242D6 #D6424C #96D642

square

#42D6CC #8242D6 #D6424C #96D642

split-complementary

#42D6CC #D64296 #D68242

monochromatic

#1C827B #27B4AA #42D6CC #74E1DA #A7ECE7

Accessibility & contrast

On white

1.79

#42D6CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.72

#42D6CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D6CC

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D6CC	#FFFFFF	#000000	##000000
##42D6CC	1.00	1.79	11.72	11.72
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.72	21.00	1.00	1.00
##000000	11.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CACBCC

Deuteranopia (green-blind)

#B5BBCD

Tritanopia (blue-blind)

#00DBD3

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42d6cc;
/* rgb */ color: rgb(66, 214, 204);
/* oklch */ color: oklch(79.7% 0.123 188.4);

Tailwind

colors: {
  custom: {
    50: '#8be3db',
    500: '#42d6cc',
    950: '#000000',
  },
}

SCSS

$custom: #42d6cc;
$custom-light: #8be3db;
$custom-dark: #000000;

JSON

{
  "hex": "#42d6cc",
  "rgb": {
    "r": 66,
    "g": 214,
    "b": 204
  },
  "hsl": {
    "h": 175.946,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.7974,
    "c": 0.12274,
    "h": 188.4
  },
  "luminance": 0.53611
}

Semantic roles & 50–950 ramp

primary

#42D6CC

secondary

#883439

accent

#404CE7

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #42D6CC

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

Preview Lab → · Contrast checker → · Palette generator →