#227DA8#227DA8

#227DA8 is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 55.8% C 0.105 H 234.3°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#227DA8
RGB	rgb(34, 125, 168)
HSL	hsl(199, 66%, 40%)
HSV	hsv(199, 80%, 66%)
CMYK	cmyk(79.8%, 25.6%, 0%, 34.1%)
CIE-LAB	lab(49.29, -10.88, -30.29)
CIE-LCH	lch(49.29, 32.19, 250.24°)
OKLab	oklab(55.79% -0.0613 -0.0855)
OKLCH	oklch(55.79% 0.105 234.3)
XYZ	xyz(15.0583, 17.8326, 39.6866)
Luminance	0.1783 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#227DA8 #A84D22

analogous

#22A890 #227DA8 #223AA8

triadic

#227DA8 #A8227D #7DA822

tetradic

#227DA8 #9022A8 #A84D22 #3AA822

square

#227DA8 #9022A8 #A84D22 #3AA822

split-complementary

#227DA8 #A8223A #A89022

monochromatic

#0D3142 #185775 #227DA8 #32A1D5 #65B8E0

Accessibility & contrast

On white

4.60

#227DA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#227DA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #227DA8

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##227DA8	#FFFFFF	#000000	##FFFFFF
##227DA8	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#687CAA

Deuteranopia (green-blind)

#5670A7

Tritanopia (blue-blind)

#00888C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #227da8;
/* rgb */ color: rgb(34, 125, 168);
/* oklch */ color: oklch(55.8% 0.105 234.3);

Tailwind

colors: {
  custom: {
    50: '#73a2c2',
    500: '#227da8',
    950: '#000000',
  },
}

SCSS

$custom: #227da8;
$custom-light: #73a2c2;
$custom-dark: #000000;

JSON

{
  "hex": "#227da8",
  "rgb": {
    "r": 34,
    "g": 125,
    "b": 168
  },
  "hsl": {
    "h": 199.254,
    "s": 66.337,
    "l": 39.608
  },
  "oklch": {
    "l": 0.55791,
    "c": 0.10518,
    "h": 234.3
  },
  "luminance": 0.17834
}

Semantic roles & 50–950 ramp

primary

#227DA8

secondary

#C58161

accent

#753FE9

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090F12

muted

#7B7E81

Preview Lab

Preview with #227DA8

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

Preview Lab → · Contrast checker → · Palette generator →