#228A9B#228A9B

#228A9B is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.4% C 0.093 H 211.3°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#228A9B
RGB	rgb(34, 138, 155)
HSL	hsl(188, 64%, 37%)
HSV	hsv(188, 78%, 61%)
CMYK	cmyk(78.1%, 11%, 0%, 39.2%)
CIE-LAB	lab(52.82, -22.52, -17.31)
CIE-LCH	lch(52.82, 28.40, 217.55°)
OKLab	oklab(58.44% -0.0793 -0.0482)
OKLCH	oklch(58.44% 0.093 211.3)
XYZ	xyz(15.6620, 20.8817, 34.2091)
Luminance	0.2088 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228A9B #9B3322

analogous

#229B70 #228A9B #224D9B

triadic

#228A9B #9B228A #8A9B22

tetradic

#228A9B #70229B #9B3322 #4D9B22

square

#228A9B #70229B #9B3322 #4D9B22

split-complementary

#228A9B #9B224D #9B7022

monochromatic

#0C3137 #175D69 #228A9B #2DB7CD #5CC9DB

Accessibility & contrast

On white

4.06

#228A9B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#228A9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228A9B

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228A9B	#FFFFFF	#000000	##000000
##228A9B	1.00	4.06	5.18	5.18
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C859C

Deuteranopia (green-blind)

#6C799B

Tritanopia (blue-blind)

#00918F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #228a9b;
/* rgb */ color: rgb(34, 138, 155);
/* oklch */ color: oklch(58.4% 0.093 211.3);

Tailwind

colors: {
  custom: {
    50: '#72acb8',
    500: '#228a9b',
    950: '#000000',
  },
}

SCSS

$custom: #228a9b;
$custom-light: #72acb8;
$custom-dark: #000000;

JSON

{
  "hex": "#228a9b",
  "rgb": {
    "r": 34,
    "g": 138,
    "b": 155
  },
  "hsl": {
    "h": 188.43,
    "s": 64.021,
    "l": 37.059
  },
  "oklch": {
    "l": 0.58444,
    "c": 0.09279,
    "h": 211.3
  },
  "luminance": 0.20884
}

Semantic roles & 50–950 ramp

primary

#228A9B

secondary

#C06759

accent

#5841E7

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #228A9B

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

Preview Lab → · Contrast checker → · Palette generator →