#42D1D9#42D1D9

#42D1D9 is a light, moderate teal. Relative luminance 0.518; OKLCH L 79.0% C 0.118 H 200.5°. Best body text is #000000 at 11.35:1 contrast (WCAG AA passes).

Color values

HEX#42D1D9
RGBrgb(66, 209, 217)
HSLhsl(183, 67%, 55%)
HSVhsv(183, 70%, 85%)
CMYKcmyk(69.6%, 3.7%, 0%, 14.9%)
CIE-LABlab(77.14, -34.53, -14.97)
CIE-LCHlch(77.14, 37.64, 203.44°)
OKLaboklab(78.98% -0.1109 -0.0416)
OKLCHoklch(78.98% 0.118 200.5)
XYZxyz(37.5661, 51.7645, 73.6439)
Luminance0.5177 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42D1D9 #D94A42
analogous
#42D996 #42D1D9 #4285D9
triadic
#42D1D9 #D942D1 #D1D942
tetradic
#42D1D9 #9642D9 #D94A42 #85D942
square
#42D1D9 #9642D9 #D94A42 #85D942
split-complementary
#42D1D9 #D94285 #D99642
monochromatic
#1B8086 #25B1B9 #42D1D9 #75DDE3 #A8EAED

Accessibility & contrast

On white

1.85
#42D1D9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.35
#42D1D9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D1D9
11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42D1D9#FFFFFF#000000##000000
##42D1D91.001.8511.3511.35
#FFFFFF1.851.0021.0021.00
#00000011.3521.001.001.00
##00000011.3521.001.001.00

Color blindness preview

Protanopia (red-blind)
#C2C8DA
Deuteranopia (green-blind)
#ACB8DA
Tritanopia (blue-blind)
#00D9D3
Achromatopsia (no color)
#BEBEBE

Design tokens & code

CSS
--color: #42d1d9;
/* rgb */ color: rgb(66, 209, 217);
/* oklch */ color: oklch(79.0% 0.118 200.5);
Tailwind
colors: {
  custom: {
    50: '#8bdfe4',
    500: '#42d1d9',
    950: '#000000',
  },
}
SCSS
$custom: #42d1d9;
$custom-light: #8bdfe4;
$custom-dark: #000000;
JSON
{
  "hex": "#42d1d9",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 217
  },
  "hsl": {
    "h": 183.179,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.78982,
    "c": 0.11848,
    "h": 200.5
  },
  "luminance": 0.51769
}

Semantic roles & 50–950 ramp

primary
#42D1D9
secondary
#8C3833
accent
#473EE9
background
#FCFEFE
surface
#F5FCFC
border
#CFD5D5
text
#0E1515
muted
#7F8484

Preview Lab

Preview with #42D1D9

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

Preview Lab → · Contrast checker → · Palette generator →

#42D1D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva