#42D1CB#42D1CB

#42D1CB is a light, moderate teal. Relative luminance 0.511; OKLCH L 78.5% C 0.119 H 190.9°. Best body text is #000000 at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#42D1CB
RGB	rgb(66, 209, 203)
HSL	hsl(177, 61%, 54%)
HSV	hsv(177, 68%, 82%)
CMYK	cmyk(68.4%, 0%, 2.9%, 18%)
CIE-LAB	lab(76.72, -38.49, -8.07)
CIE-LCH	lch(76.72, 39.32, 191.84°)
OKLab	oklab(78.5% -0.1169 -0.0225)
OKLCH	oklch(78.5% 0.119 190.9)
XYZ	xyz(35.8218, 51.0668, 64.4573)
Luminance	0.5107 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D1CB #D14248

analogous

#42D184 #42D1CB #428FD1

triadic

#42D1CB #CB42D1 #D1CB42

tetradic

#42D1CB #8442D1 #D14248 #8FD142

square

#42D1CB #8442D1 #D14248 #8FD142

split-complementary

#42D1CB #D1428F #D18442

monochromatic

#1E7B77 #2AACA6 #42D1CB #73DDD9 #A4E9E6

Accessibility & contrast

On white

1.87

#42D1CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.21

#42D1CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D1CB

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D1CB	#FFFFFF	#000000	##000000
##42D1CB	1.00	1.87	11.21	11.21
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.21	21.00	1.00	1.00
##000000	11.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5C6CB

Deuteranopia (green-blind)

#B0B7CC

Tritanopia (blue-blind)

#00D7CF

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #42d1cb;
/* rgb */ color: rgb(66, 209, 203);
/* oklch */ color: oklch(78.5% 0.119 190.9);

Tailwind

colors: {
  custom: {
    50: '#8adfda',
    500: '#42d1cb',
    950: '#000000',
  },
}

SCSS

$custom: #42d1cb;
$custom-light: #8adfda;
$custom-dark: #000000;

JSON

{
  "hex": "#42d1cb",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 203
  },
  "hsl": {
    "h": 177.483,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.78502,
    "c": 0.11907,
    "h": 190.9
  },
  "luminance": 0.51071
}

Semantic roles & 50–950 ramp

primary

#42D1CB

secondary

#833538

accent

#444BE4

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #42D1CB

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

Preview Lab → · Contrast checker → · Palette generator →