#228DA5#228DA5

#228DA5 is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 59.6% C 0.098 H 217.0°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#228DA5
RGB	rgb(34, 141, 165)
HSL	hsl(191, 66%, 39%)
HSV	hsv(191, 79%, 65%)
CMYK	cmyk(79.4%, 14.5%, 0%, 35.3%)
CIE-LAB	lab(54.14, -20.75, -21.06)
CIE-LCH	lch(54.14, 29.57, 225.43°)
OKLab	oklab(59.63% -0.0781 -0.0589)
OKLCH	oklch(59.63% 0.098 217)
XYZ	xyz(16.9732, 22.1043, 38.9620)
Luminance	0.2211 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228DA5 #A53A22

analogous

#22A57C #228DA5 #224CA5

triadic

#228DA5 #A5228D #8DA522

tetradic

#228DA5 #7C22A5 #A53A22 #4CA522

square

#228DA5 #7C22A5 #A53A22 #4CA522

split-complementary

#228DA5 #A5224C #A57C22

monochromatic

#0D3640 #186272 #228DA5 #30B6D4 #63C8DF

Accessibility & contrast

On white

3.87

#228DA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#228DA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228DA5

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228DA5	#FFFFFF	#000000	##000000
##228DA5	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D89A6

Deuteranopia (green-blind)

#6C7CA5

Tritanopia (blue-blind)

#009595

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #228da5;
/* rgb */ color: rgb(34, 141, 165);
/* oklch */ color: oklch(59.6% 0.098 217.0);

Tailwind

colors: {
  custom: {
    50: '#74aebf',
    500: '#228da5',
    950: '#000000',
  },
}

SCSS

$custom: #228da5;
$custom-light: #74aebf;
$custom-dark: #000000;

JSON

{
  "hex": "#228da5",
  "rgb": {
    "r": 34,
    "g": 141,
    "b": 165
  },
  "hsl": {
    "h": 190.992,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.59632,
    "c": 0.09778,
    "h": 217
  },
  "luminance": 0.22106
}

Semantic roles & 50–950 ramp

primary

#228DA5

secondary

#C4715F

accent

#5E3FE9

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #228DA5

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

Preview Lab → · Contrast checker → · Palette generator →