#42CCC4#42CCC4

#42CCC4 is a light, moderate teal. Relative luminance 0.483; OKLCH L 77.1% C 0.117 H 189.4°. Best body text is #000000 at 10.67:1 contrast (WCAG AA passes).

Color values

HEX#42CCC4
RGBrgb(66, 204, 196)
HSLhsl(177, 58%, 53%)
HSVhsv(177, 68%, 80%)
CMYKcmyk(67.6%, 0%, 3.9%, 20%)
CIE-LABlab(75.03, -38.13, -6.80)
CIE-LCHlch(75.03, 38.74, 190.11°)
OKLaboklab(77.06% -0.115 -0.019)
OKLCHoklch(77.06% 0.117 189.4)
XYZxyz(33.7989, 48.3256, 59.7603)
Luminance0.4833 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42CCC4 #CC424A
analogous
#42CC7F #42CCC4 #428FCC
triadic
#42CCC4 #C442CC #CCC442
tetradic
#42CCC4 #7F42CC #CC424A #8FCC42
square
#42CCC4 #7F42CC #CC424A #8FCC42
split-complementary
#42CCC4 #CC428F #CC7F42
monochromatic
#1F746F #2CA49D #42CCC4 #72D9D3 #A2E6E2

Accessibility & contrast

On white

1.97
#42CCC4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.67
#42CCC4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CCC4
10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42CCC4#FFFFFF#000000##000000
##42CCC41.001.9710.6710.67
#FFFFFF1.971.0021.0021.00
#00000010.6721.001.001.00
##00000010.6721.001.001.00

Color blindness preview

Protanopia (red-blind)
#C1C1C4
Deuteranopia (green-blind)
#ACB2C5
Tritanopia (blue-blind)
#00D1C9
Achromatopsia (no color)
#B9B9B9

Design tokens & code

CSS
--color: #42ccc4;
/* rgb */ color: rgb(66, 204, 196);
/* oklch */ color: oklch(77.1% 0.117 189.4);
Tailwind
colors: {
  custom: {
    50: '#89dcd5',
    500: '#42ccc4',
    950: '#000000',
  },
}
SCSS
$custom: #42ccc4;
$custom-light: #89dcd5;
$custom-dark: #000000;
JSON
{
  "hex": "#42ccc4",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 196
  },
  "hsl": {
    "h": 176.522,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.77063,
    "c": 0.11656,
    "h": 189.4
  },
  "luminance": 0.4833
}

Semantic roles & 50–950 ramp

primary
#42CCC4
secondary
#D3979B
accent
#4750E1
background
#F9FDFD
surface
#F1FBFA
border
#CBD4D3
text
#0D1514
muted
#7E8383

Preview Lab

Preview with #42CCC4

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

Preview Lab → · Contrast checker → · Palette generator →

#42CCC4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva