#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
RGB	rgb(34, 139, 155)
HSL	hsl(188, 64%, 37%)
HSV	hsv(188, 78%, 61%)
CMYK	cmyk(78.1%, 10.3%, 0%, 39.2%)
CIE-LAB	lab(53.13, -23.04, -16.83)
CIE-LCH	lch(53.13, 28.53, 216.15°)
OKLab	oklab(58.7% -0.0803 -0.0469)
OKLCH	oklch(58.7% 0.093 210.3)
XYZ	xyz(15.8061, 21.1699, 34.2571)
Luminance	0.2117 (WCAG relative)
Temperature	cool
Family	teal

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
##228B9B	1.00	4.01	5.23	5.23
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

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 →