#228B9B#228B9B

#228B9B is a mid, moderate teal. Relative luminance 0.212; OKLCH L 58.7% C 0.093 H 210.3°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX#228B9B
RGBrgb(34, 139, 155)
HSLhsl(188, 64%, 37%)
HSVhsv(188, 78%, 61%)
CMYKcmyk(78.1%, 10.3%, 0%, 39.2%)
CIE-LABlab(53.13, -23.04, -16.83)
CIE-LCHlch(53.13, 28.53, 216.15°)
OKLaboklab(58.7% -0.0803 -0.0469)
OKLCHoklch(58.7% 0.093 210.3)
XYZxyz(15.8061, 21.1699, 34.2571)
Luminance0.2117 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#228B9B #9B3222
analogous
#229B6F #228B9B #224F9B
triadic
#228B9B #9B228B #8B9B22
tetradic
#228B9B #6F229B #9B3222 #4F9B22
square
#228B9B #6F229B #9B3222 #4F9B22
split-complementary
#228B9B #9B224F #9B6F22
monochromatic
#0C3137 #175E69 #228B9B #2DB8CD #5CCADB

Accessibility & contrast

On white

4.01
#228B9B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.23
#228B9B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228B9B
5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##228B9B#FFFFFF#000000##000000
##228B9B1.004.015.235.23
#FFFFFF4.011.0021.0021.00
#0000005.2321.001.001.00
##0000005.2321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7E869C
Deuteranopia (green-blind)
#6D7A9B
Tritanopia (blue-blind)
#009290
Achromatopsia (no color)
#7F7F7F

Design tokens & code

CSS
--color: #228b9b;
/* rgb */ color: rgb(34, 139, 155);
/* oklch */ color: oklch(58.7% 0.093 210.3);
Tailwind
colors: {
  custom: {
    50: '#72adb8',
    500: '#228b9b',
    950: '#000000',
  },
}
SCSS
$custom: #228b9b;
$custom-light: #72adb8;
$custom-dark: #000000;
JSON
{
  "hex": "#228b9b",
  "rgb": {
    "r": 34,
    "g": 139,
    "b": 155
  },
  "hsl": {
    "h": 187.934,
    "s": 64.021,
    "l": 37.059
  },
  "oklch": {
    "l": 0.58699,
    "c": 0.09297,
    "h": 210.3
  },
  "luminance": 0.21172
}

Semantic roles & 50–950 ramp

primary
#228B9B
secondary
#C06759
accent
#5741E7
background
#F7FAFB
surface
#EDF4F6
border
#C8CED0
text
#091011
muted
#7B7F80

Preview Lab

Preview with #228B9B

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

Preview Lab → · Contrast checker → · Palette generator →

#228B9B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva