#42D8D2#42D8D2

#42D8D2 is a light, vivid teal. Relative luminance 0.549; OKLCH L 80.4% C 0.123 H 191.0°. Best body text is #000000 at 11.98:1 contrast (WCAG AA passes).

Color values

HEX#42D8D2
RGBrgb(66, 216, 210)
HSLhsl(178, 66%, 55%)
HSVhsv(178, 69%, 85%)
CMYKcmyk(69.4%, 0%, 2.8%, 15.3%)
CIE-LABlab(78.99, -39.73, -8.45)
CIE-LCHlch(78.99, 40.62, 192.00°)
OKLaboklab(80.42% -0.1208 -0.0236)
OKLCHoklch(80.42% 0.123 191)
XYZxyz(38.4301, 54.9186, 69.5352)
Luminance0.5492 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42D8D2 #D84248
analogous
#42D887 #42D8D2 #4293D8
triadic
#42D8D2 #D242D8 #D8D242
tetradic
#42D8D2 #8742D8 #D84248 #93D842
square
#42D8D2 #8742D8 #D84248 #93D842
split-complementary
#42D8D2 #D84293 #D88742
monochromatic
#1B8480 #26B7B1 #42D8D2 #75E2DE #A7EDEA

Accessibility & contrast

On white

1.75
#42D8D2 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.98
#42D8D2 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D8D2
11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42D8D2#FFFFFF#000000##000000
##42D8D21.001.7511.9811.98
#FFFFFF1.751.0021.0021.00
#00000011.9821.001.001.00
##00000011.9821.001.001.00

Color blindness preview

Protanopia (red-blind)
#CBCDD2
Deuteranopia (green-blind)
#B5BDD3
Tritanopia (blue-blind)
#00DED6
Achromatopsia (no color)
#C4C4C4

Design tokens & code

CSS
--color: #42d8d2;
/* rgb */ color: rgb(66, 216, 210);
/* oklch */ color: oklch(80.4% 0.123 191.0);
Tailwind
colors: {
  custom: {
    50: '#8ce4df',
    500: '#42d8d2',
    950: '#000000',
  },
}
SCSS
$custom: #42d8d2;
$custom-light: #8ce4df;
$custom-dark: #000000;
JSON
{
  "hex": "#42d8d2",
  "rgb": {
    "r": 66,
    "g": 216,
    "b": 210
  },
  "hsl": {
    "h": 177.6,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.80416,
    "c": 0.12307,
    "h": 191
  },
  "luminance": 0.54923
}

Semantic roles & 50–950 ramp

primary
#42D8D2
secondary
#8B3337
accent
#3F46E9
background
#FCFEFE
surface
#F5FCFC
border
#CFD5D5
text
#0E1615
muted
#7F8484

Preview Lab

Preview with #42D8D2

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

Preview Lab → · Contrast checker → · Palette generator →

#42D8D2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva