#42E1E9#42E1E9

#42E1E9 is a very light, vivid teal. Relative luminance 0.609; OKLCH L 83.3% C 0.127 H 200.0°. Best body text is #000000 at 13.18:1 contrast (WCAG AA passes).

Color values

HEX#42E1E9
RGBrgb(66, 225, 233)
HSLhsl(183, 79%, 59%)
HSVhsv(183, 72%, 91%)
CMYKcmyk(71.7%, 3.4%, 0%, 8.6%)
CIE-LABlab(82.32, -37.37, -15.73)
CIE-LCHlch(82.32, 40.54, 202.83°)
OKLaboklab(83.34% -0.1197 -0.0437)
OKLCHoklch(83.34% 0.127 200)
XYZxyz(43.8734, 60.8866, 86.5150)
Luminance0.6089 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42E1E9 #E94A42
analogous
#42E99D #42E1E9 #428DE9
triadic
#42E1E9 #E942E1 #E1E942
tetradic
#42E1E9 #9D42E9 #E94A42 #8DE942
square
#42E1E9 #9D42E9 #E94A42 #8DE942
split-complementary
#42E1E9 #E9428D #E99D42
monochromatic
#12979E #19CCD5 #42E1E9 #79EAEF #B0F2F6

Accessibility & contrast

On white

1.59
#42E1E9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.18
#42E1E9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E1E9
13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42E1E9#FFFFFF#000000##000000
##42E1E91.001.5913.1813.18
#FFFFFF1.591.0021.0021.00
#00000013.1821.001.001.00
##00000013.1821.001.001.00

Color blindness preview

Protanopia (red-blind)
#D0D7EA
Deuteranopia (green-blind)
#B9C5EA
Tritanopia (blue-blind)
#00E9E3
Achromatopsia (no color)
#CDCDCD

Design tokens & code

CSS
--color: #42e1e9;
/* rgb */ color: rgb(66, 225, 233);
/* oklch */ color: oklch(83.3% 0.127 200.0);
Tailwind
colors: {
  custom: {
    50: '#8febf0',
    500: '#42e1e9',
    950: '#000000',
  },
}
SCSS
$custom: #42e1e9;
$custom-light: #8febf0;
$custom-dark: #000000;
JSON
{
  "hex": "#42e1e9",
  "rgb": {
    "r": 66,
    "g": 225,
    "b": 233
  },
  "hsl": {
    "h": 182.874,
    "s": 79.147,
    "l": 58.627
  },
  "oklch": {
    "l": 0.8334,
    "c": 0.12747,
    "h": 200
  },
  "luminance": 0.60892
}

Semantic roles & 50–950 ramp

primary
#42E1E9
secondary
#A1342E
accent
#3C32F6
background
#FCFEFF
surface
#F5FDFE
border
#CFD5D6
text
#0E1616
muted
#7F8485

Preview Lab

Preview with #42E1E9

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

Preview Lab → · Contrast checker → · Palette generator →

#42E1E9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva