#42CFD8#42CFD8

#42CFD8 is a light, moderate teal. Relative luminance 0.507; OKLCH L 78.5% C 0.117 H 201.3°. Best body text is #000000 at 11.15:1 contrast (WCAG AA passes).

Color values

HEX#42CFD8
RGBrgb(66, 207, 216)
HSLhsl(184, 66%, 55%)
HSVhsv(184, 69%, 85%)
CMYKcmyk(69.4%, 4.2%, 0%, 15.3%)
CIE-LABlab(76.52, -33.88, -15.37)
CIE-LCHlch(76.52, 37.20, 204.40°)
OKLaboklab(78.47% -0.1094 -0.0426)
OKLCHoklch(78.47% 0.117 201.3)
XYZxyz(36.9488, 50.7375, 72.7984)
Luminance0.5074 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42CFD8 #D84B42
analogous
#42D896 #42CFD8 #4284D8
triadic
#42CFD8 #D842CF #CFD842
tetradic
#42CFD8 #9642D8 #D84B42 #84D842
square
#42CFD8 #9642D8 #D84B42 #84D842
split-complementary
#42CFD8 #D84284 #D89642
monochromatic
#1B7E84 #26AEB7 #42CFD8 #75DCE2 #A7E9ED

Accessibility & contrast

On white

1.88
#42CFD8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.15
#42CFD8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CFD8
11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42CFD8#FFFFFF#000000##000000
##42CFD81.001.8811.1511.15
#FFFFFF1.881.0021.0021.00
#00000011.1521.001.001.00
##00000011.1521.001.001.00

Color blindness preview

Protanopia (red-blind)
#C0C6D9
Deuteranopia (green-blind)
#AAB6D9
Tritanopia (blue-blind)
#00D7D1
Achromatopsia (no color)
#BDBDBD

Design tokens & code

CSS
--color: #42cfd8;
/* rgb */ color: rgb(66, 207, 216);
/* oklch */ color: oklch(78.5% 0.117 201.3);
Tailwind
colors: {
  custom: {
    50: '#8bdee4',
    500: '#42cfd8',
    950: '#000000',
  },
}
SCSS
$custom: #42cfd8;
$custom-light: #8bdee4;
$custom-dark: #000000;
JSON
{
  "hex": "#42cfd8",
  "rgb": {
    "r": 66,
    "g": 207,
    "b": 216
  },
  "hsl": {
    "h": 183.6,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.7847,
    "c": 0.11742,
    "h": 201.3
  },
  "luminance": 0.50742
}

Semantic roles & 50–950 ramp

primary
#42CFD8
secondary
#8B3933
accent
#493FE9
background
#FCFEFE
surface
#F4FCFC
border
#CED5D5
text
#0D1515
muted
#7F8484

Preview Lab

Preview with #42CFD8

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

Preview Lab → · Contrast checker → · Palette generator →

#42CFD8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva