#42D1DB#42D1DB

#42D1DB is a light, moderate teal. Relative luminance 0.519; OKLCH L 79.1% C 0.119 H 201.9°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX#42D1DB
RGBrgb(66, 209, 219)
HSLhsl(184, 68%, 56%)
HSVhsv(184, 70%, 86%)
CMYKcmyk(69.9%, 4.6%, 0%, 14.1%)
CIE-LABlab(77.20, -33.95, -15.95)
CIE-LCHlch(77.20, 37.51, 205.17°)
OKLaboklab(79.05% -0.1101 -0.0443)
OKLCHoklch(79.05% 0.119 201.9)
XYZxyz(37.8278, 51.8692, 75.0222)
Luminance0.5187 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42D1DB #DB4C42
analogous
#42DB99 #42D1DB #4284DB
triadic
#42D1DB #DB42D1 #D1DB42
tetradic
#42D1DB #9942DB #DB4C42 #84DB42
square
#42D1DB #9942DB #DB4C42 #84DB42
split-complementary
#42D1DB #DB4284 #DB9942
monochromatic
#1A8189 #24B2BC #42D1DB #75DEE5 #A9EAEF

Accessibility & contrast

On white

1.85
#42D1DB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.37
#42D1DB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D1DB
11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42D1DB#FFFFFF#000000##000000
##42D1DB1.001.8511.3711.37
#FFFFFF1.851.0021.0021.00
#00000011.3721.001.001.00
##00000011.3721.001.001.00

Color blindness preview

Protanopia (red-blind)
#C1C8DC
Deuteranopia (green-blind)
#ABB8DC
Tritanopia (blue-blind)
#00D9D4
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #42d1db;
/* rgb */ color: rgb(66, 209, 219);
/* oklch */ color: oklch(79.1% 0.119 201.9);
Tailwind
colors: {
  custom: {
    50: '#8cdfe6',
    500: '#42d1db',
    950: '#000000',
  },
}
SCSS
$custom: #42d1db;
$custom-light: #8cdfe6;
$custom-dark: #000000;
JSON
{
  "hex": "#42d1db",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 219
  },
  "hsl": {
    "h": 183.922,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.79054,
    "c": 0.11868,
    "h": 201.9
  },
  "luminance": 0.51874
}

Semantic roles & 50–950 ramp

primary
#42D1DB
secondary
#8F3933
accent
#483DEB
background
#FCFEFE
surface
#F5FCFC
border
#CFD5D5
text
#0E1515
muted
#7F8484

Preview Lab

Preview with #42D1DB

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

Preview Lab → · Contrast checker → · Palette generator →

#42D1DB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva