#42C2DC#42C2DC

#42C2DC is a light, moderate cyan. Relative luminance 0.449; OKLCH L 75.5% C 0.115 H 214.1°. Best body text is #000000 at 9.98:1 contrast (WCAG AA passes).

Color values

HEX#42C2DC
RGBrgb(66, 194, 220)
HSLhsl(190, 69%, 56%)
HSVhsv(190, 70%, 86%)
CMYKcmyk(70%, 11.8%, 0%, 13.7%)
CIE-LABlab(72.83, -26.39, -23.12)
CIE-LCHlch(72.83, 35.08, 221.23°)
OKLaboklab(75.54% -0.095 -0.0644)
OKLCHoklch(75.54% 0.115 214.1)
XYZxyz(34.4514, 44.9052, 74.5481)
Luminance0.4491 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42C2DC #DC5C42
analogous
#42DCA9 #42C2DC #4275DC
triadic
#42C2DC #DC42C2 #C2DC42
tetradic
#42C2DC #A942DC #DC5C42 #75DC42
square
#42C2DC #A942DC #DC5C42 #75DC42
split-complementary
#42C2DC #DC4275 #DCA942
monochromatic
#1A778A #23A4BE #42C2DC #76D3E6 #A9E3EF

Accessibility & contrast

On white

2.10
#42C2DC on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.98
#42C2DC on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C2DC
9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42C2DC#FFFFFF#000000##000000
##42C2DC1.002.109.989.98
#FFFFFF2.101.0021.0021.00
#0000009.9821.001.001.00
##0000009.9821.001.001.00

Color blindness preview

Protanopia (red-blind)
#AFBCDD
Deuteranopia (green-blind)
#9AACDC
Tritanopia (blue-blind)
#00CCCA
Achromatopsia (no color)
#B3B3B3

Design tokens & code

CSS
--color: #42c2dc;
/* rgb */ color: rgb(66, 194, 220);
/* oklch */ color: oklch(75.5% 0.115 214.1);
Tailwind
colors: {
  custom: {
    50: '#8ad4e7',
    500: '#42c2dc',
    950: '#000000',
  },
}
SCSS
$custom: #42c2dc;
$custom-light: #8ad4e7;
$custom-dark: #000000;
JSON
{
  "hex": "#42c2dc",
  "rgb": {
    "r": 66,
    "g": 194,
    "b": 220
  },
  "hsl": {
    "h": 190.13,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.75535,
    "c": 0.11477,
    "h": 214.1
  },
  "luminance": 0.44909
}

Semantic roles & 50–950 ramp

primary
#42C2DC
secondary
#DDA89D
accent
#5A3CEC
background
#F9FDFE
surface
#F2FAFC
border
#CCD3D5
text
#0D1416
muted
#7E8384

Preview Lab

Preview with #42C2DC

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

Preview Lab → · Contrast checker → · Palette generator →

#42C2DC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva