#42D3CA#42D3CA

#42D3CA is a light, vivid teal. Relative luminance 0.520; OKLCH L 79.0% C 0.121 H 188.9°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX#42D3CA
RGBrgb(66, 211, 202)
HSLhsl(176, 62%, 54%)
HSVhsv(176, 69%, 83%)
CMYKcmyk(68.7%, 0%, 4.3%, 17.3%)
CIE-LABlab(77.28, -39.67, -6.69)
CIE-LCHlch(77.28, 40.23, 189.58°)
OKLaboklab(78.95% -0.1193 -0.0188)
OKLCHoklch(78.95% 0.121 188.9)
XYZxyz(36.1968, 52.0069, 63.9963)
Luminance0.5201 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42D3CA #D3424B
analogous
#42D382 #42D3CA #4294D3
triadic
#42D3CA #CA42D3 #D3CA42
tetradic
#42D3CA #8242D3 #D3424B #94D342
square
#42D3CA #8242D3 #D3424B #94D342
split-complementary
#42D3CA #D34294 #D38242
monochromatic
#1D7D77 #29AFA7 #42D3CA #74DFD8 #A5EAE6

Accessibility & contrast

On white

1.84
#42D3CA on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.40
#42D3CA on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3CA
11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42D3CA#FFFFFF#000000##000000
##42D3CA1.001.8411.4011.40
#FFFFFF1.841.0021.0021.00
#00000011.4021.001.001.00
##00000011.4021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C7C8CA
Deuteranopia (green-blind)
#B2B8CB
Tritanopia (blue-blind)
#00D8D0
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #42d3ca;
/* rgb */ color: rgb(66, 211, 202);
/* oklch */ color: oklch(79.0% 0.121 188.9);
Tailwind
colors: {
  custom: {
    50: '#8ae1da',
    500: '#42d3ca',
    950: '#000000',
  },
}
SCSS
$custom: #42d3ca;
$custom-light: #8ae1da;
$custom-dark: #000000;
JSON
{
  "hex": "#42d3ca",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 202
  },
  "hsl": {
    "h": 176.276,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78952,
    "c": 0.12081,
    "h": 188.9
  },
  "luminance": 0.52011
}

Semantic roles & 50–950 ramp

primary
#42D3CA
secondary
#853439
accent
#424DE5
background
#FCFEFE
surface
#F4FCFB
border
#CED5D4
text
#0D1514
muted
#7F8483

Preview Lab

Preview with #42D3CA

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

Preview Lab → · Contrast checker → · Palette generator →

#42D3CA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva