#228AA4#228AA4

#228AA4 is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 58.8% C 0.097 H 219.2°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#228AA4
RGB	rgb(34, 138, 164)
HSL	hsl(192, 66%, 39%)
HSV	hsv(192, 79%, 64%)
CMYK	cmyk(79.3%, 15.9%, 0%, 35.7%)
CIE-LAB	lab(53.16, -19.49, -21.98)
CIE-LCH	lch(53.16, 29.38, 228.43°)
OKLab	oklab(58.83% -0.0755 -0.0615)
OKLCH	oklch(58.83% 0.097 219.2)
XYZ	xyz(16.4462, 21.1953, 38.3391)
Luminance	0.2120 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228AA4 #A43C22

analogous

#22A47D #228AA4 #2249A4

triadic

#228AA4 #A4228A #8AA422

tetradic

#228AA4 #7D22A4 #A43C22 #49A422

square

#228AA4 #7D22A4 #A43C22 #49A422

split-complementary

#228AA4 #A42249 #A47D22

monochromatic

#0D353F #175F71 #228AA4 #2FB3D4 #62C6DE

Accessibility & contrast

On white

4.01

#228AA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#228AA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228AA4

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228AA4	#FFFFFF	#000000	##000000
##228AA4	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A86A5

Deuteranopia (green-blind)

#697AA4

Tritanopia (blue-blind)

#009392

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #228aa4;
/* rgb */ color: rgb(34, 138, 164);
/* oklch */ color: oklch(58.8% 0.097 219.2);

Tailwind

colors: {
  custom: {
    50: '#73acbf',
    500: '#228aa4',
    950: '#000000',
  },
}

SCSS

$custom: #228aa4;
$custom-light: #73acbf;
$custom-dark: #000000;

JSON

{
  "hex": "#228aa4",
  "rgb": {
    "r": 34,
    "g": 138,
    "b": 164
  },
  "hsl": {
    "h": 192,
    "s": 65.657,
    "l": 38.824
  },
  "oklch": {
    "l": 0.58834,
    "c": 0.09739,
    "h": 219.2
  },
  "luminance": 0.21197
}

Semantic roles & 50–950 ramp

primary

#228AA4

secondary

#C4735E

accent

#613FE9

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #228AA4

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

Preview Lab → · Contrast checker → · Palette generator →