#42D1DD#42D1DD

#42D1DD is a light, moderate teal. Relative luminance 0.520; OKLCH L 79.1% C 0.119 H 203.3°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX#42D1DD
RGBrgb(66, 209, 221)
HSLhsl(185, 70%, 56%)
HSVhsv(185, 70%, 87%)
CMYKcmyk(70.1%, 5.4%, 0%, 13.3%)
CIE-LABlab(77.27, -33.37, -16.93)
CIE-LCHlch(77.27, 37.42, 206.90°)
OKLaboklab(79.13% -0.1093 -0.047)
OKLCHoklch(79.13% 0.119 203.3)
XYZxyz(38.0926, 51.9752, 76.4172)
Luminance0.5198 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42D1DD #DD4E42
analogous
#42DD9C #42D1DD #4284DD
triadic
#42D1DD #DD42D1 #D1DD42
tetradic
#42D1DD #9C42DD #DD4E42 #84DD42
square
#42D1DD #9C42DD #DD4E42 #84DD42
split-complementary
#42D1DD #DD4284 #DD9C42
monochromatic
#19838C #22B3BF #42D1DD #76DEE6 #AAEAF0

Accessibility & contrast

On white

1.84
#42D1DD on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.40
#42D1DD on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D1DD
11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42D1DD#FFFFFF#000000##000000
##42D1DD1.001.8411.4011.40
#FFFFFF1.841.0021.0021.00
#00000011.4021.001.001.00
##00000011.4021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C1C8DE
Deuteranopia (green-blind)
#AAB8DE
Tritanopia (blue-blind)
#00D9D4
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #42d1dd;
/* rgb */ color: rgb(66, 209, 221);
/* oklch */ color: oklch(79.1% 0.119 203.3);
Tailwind
colors: {
  custom: {
    50: '#8cdfe7',
    500: '#42d1dd',
    950: '#000000',
  },
}
SCSS
$custom: #42d1dd;
$custom-light: #8cdfe7;
$custom-dark: #000000;
JSON
{
  "hex": "#42d1dd",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 221
  },
  "hsl": {
    "h": 184.645,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.79126,
    "c": 0.11897,
    "h": 203.3
  },
  "luminance": 0.5198
}

Semantic roles & 50–950 ramp

primary
#42D1DD
secondary
#913932
accent
#493BEC
background
#FCFEFE
surface
#F5FCFC
border
#CFD5D5
text
#0E1516
muted
#7F8484

Preview Lab

Preview with #42D1DD

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

Preview Lab → · Contrast checker → · Palette generator →

#42D1DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva