#228399#228399

#228399 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.6% C 0.091 H 216.9°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#228399
RGB	rgb(34, 131, 153)
HSL	hsl(191, 64%, 37%)
HSV	hsv(191, 78%, 60%)
CMYK	cmyk(77.8%, 14.4%, 0%, 40%)
CIE-LAB	lab(50.54, -19.48, -19.64)
CIE-LCH	lch(50.54, 27.66, 225.22°)
OKLab	oklab(56.58% -0.073 -0.0548)
OKLCH	oklch(56.58% 0.091 216.9)
XYZ	xyz(14.5233, 18.8708, 33.0078)
Luminance	0.1887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228399 #993822

analogous

#229974 #228399 #224899

triadic

#228399 #992283 #839922

tetradic

#228399 #742299 #993822 #489922

square

#228399 #742299 #993822 #489922

split-complementary

#228399 #992248 #997422

monochromatic

#0C2D35 #175867 #228399 #2DAECB #5BC3DB

Accessibility & contrast

On white

4.40

#228399 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#228399 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228399

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228399	#FFFFFF	#000000	##000000
##228399	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#747F9A

Deuteranopia (green-blind)

#647399

Tritanopia (blue-blind)

#008B8A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #228399;
/* rgb */ color: rgb(34, 131, 153);
/* oklch */ color: oklch(56.6% 0.091 216.9);

Tailwind

colors: {
  custom: {
    50: '#71a7b7',
    500: '#228399',
    950: '#000000',
  },
}

SCSS

$custom: #228399;
$custom-light: #71a7b7;
$custom-dark: #000000;

JSON

{
  "hex": "#228399",
  "rgb": {
    "r": 34,
    "g": 131,
    "b": 153
  },
  "hsl": {
    "h": 191.092,
    "s": 63.636,
    "l": 36.667
  },
  "oklch": {
    "l": 0.56579,
    "c": 0.09132,
    "h": 216.9
  },
  "luminance": 0.18873
}

Semantic roles & 50–950 ramp

primary

#228399

secondary

#BF6B58

accent

#6041E7

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #228399

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

Preview Lab → · Contrast checker → · Palette generator →