#42BAB3#42BAB3

#42BAB3 is a light, moderate teal. Relative luminance 0.395; OKLCH L 72.1% C 0.106 H 189.6°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX#42BAB3
RGBrgb(66, 186, 179)
HSLhsl(177, 48%, 49%)
HSVhsv(177, 65%, 73%)
CMYKcmyk(64.5%, 0%, 3.8%, 27.1%)
CIE-LABlab(69.13, -34.50, -6.27)
CIE-LCHlch(69.13, 35.06, 190.31°)
OKLaboklab(72.11% -0.1041 -0.0175)
OKLCHoklch(72.11% 0.106 189.6)
XYZxyz(27.9387, 39.5277, 48.7963)
Luminance0.3953 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42BAB3 #BA4249
analogous
#42BA77 #42BAB3 #4285BA
triadic
#42BAB3 #B342BA #BAB342
tetradic
#42BAB3 #7742BA #BA4249 #85BA42
square
#42BAB3 #7742BA #BA4249 #85BA42
split-complementary
#42BAB3 #BA4285 #BA7742
monochromatic
#22605C #328D88 #42BAB3 #6ECBC6 #9BDBD8

Accessibility & contrast

On white

2.36
#42BAB3 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.91
#42BAB3 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BAB3
8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42BAB3#FFFFFF#000000##000000
##42BAB31.002.368.918.91
#FFFFFF2.361.0021.0021.00
#0000008.9121.001.001.00
##0000008.9121.001.001.00

Color blindness preview

Protanopia (red-blind)
#B0B1B3
Deuteranopia (green-blind)
#9EA3B4
Tritanopia (blue-blind)
#00BFB8
Achromatopsia (no color)
#A9A9A9

Design tokens & code

CSS
--color: #42bab3;
/* rgb */ color: rgb(66, 186, 179);
/* oklch */ color: oklch(72.1% 0.106 189.6);
Tailwind
colors: {
  custom: {
    50: '#85cfc9',
    500: '#42bab3',
    950: '#000000',
  },
}
SCSS
$custom: #42bab3;
$custom-light: #85cfc9;
$custom-dark: #000000;
JSON
{
  "hex": "#42bab3",
  "rgb": {
    "r": 66,
    "g": 186,
    "b": 179
  },
  "hsl": {
    "h": 176.5,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.72111,
    "c": 0.10558,
    "h": 189.6
  },
  "luminance": 0.39531
}

Semantic roles & 50–950 ramp

primary
#42BAB3
secondary
#C89093
accent
#5158D7
background
#F8FCFC
surface
#F0F9F8
border
#CBD2D1
text
#0C1413
muted
#7D8282

Preview Lab

Preview with #42BAB3

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

Preview Lab → · Contrast checker → · Palette generator →

#42BAB3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva