#42C9CE#42C9CE

#42C9CE is a light, moderate teal. Relative luminance 0.474; OKLCH L 76.7% C 0.114 H 198.7°. Best body text is #000000 at 10.48:1 contrast (WCAG AA passes).

Color values

HEX#42C9CE
RGBrgb(66, 201, 206)
HSLhsl(182, 59%, 53%)
HSVhsv(182, 68%, 81%)
CMYKcmyk(68%, 2.4%, 0%, 19.2%)
CIE-LABlab(74.43, -33.93, -13.10)
CIE-LCHlch(74.43, 36.38, 201.11°)
OKLaboklab(76.68% -0.1077 -0.0363)
OKLCHoklch(76.68% 0.114 198.7)
XYZxyz(34.2690, 47.3838, 65.7205)
Luminance0.4739 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42C9CE #CE4742
analogous
#42CE8D #42C9CE #4283CE
triadic
#42C9CE #CE42C9 #C9CE42
tetradic
#42C9CE #8D42CE #CE4742 #83CE42
square
#42C9CE #8D42CE #CE4742 #83CE42
split-complementary
#42C9CE #CE4283 #CE8D42
monochromatic
#1F7477 #2BA3A7 #42C9CE #73D7DB #A3E5E7

Accessibility & contrast

On white

2.00
#42C9CE on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.48
#42C9CE on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C9CE
10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42C9CE#FFFFFF#000000##000000
##42C9CE1.002.0010.4810.48
#FFFFFF2.001.0021.0021.00
#00000010.4821.001.001.00
##00000010.4821.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBC0CF
Deuteranopia (green-blind)
#A6B1CF
Tritanopia (blue-blind)
#00D0CA
Achromatopsia (no color)
#B7B7B7

Design tokens & code

CSS
--color: #42c9ce;
/* rgb */ color: rgb(66, 201, 206);
/* oklch */ color: oklch(76.7% 0.114 198.7);
Tailwind
colors: {
  custom: {
    50: '#89dadc',
    500: '#42c9ce',
    950: '#000000',
  },
}
SCSS
$custom: #42c9ce;
$custom-light: #89dadc;
$custom-dark: #000000;
JSON
{
  "hex": "#42c9ce",
  "rgb": {
    "r": 66,
    "g": 201,
    "b": 206
  },
  "hsl": {
    "h": 182.143,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.76678,
    "c": 0.11364,
    "h": 198.7
  },
  "luminance": 0.47388
}

Semantic roles & 50–950 ramp

primary
#42C9CE
secondary
#D49A98
accent
#4B46E2
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1515
muted
#7E8383

Preview Lab

Preview with #42C9CE

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

Preview Lab → · Contrast checker → · Palette generator →

#42C9CE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva