#227EA8#227EA8

#227EA8 is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 56.0% C 0.105 H 233.5°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#227EA8
RGB	rgb(34, 126, 168)
HSL	hsl(199, 66%, 40%)
HSV	hsv(199, 80%, 66%)
CMYK	cmyk(79.8%, 25%, 0%, 34.1%)
CIE-LAB	lab(49.60, -11.45, -29.81)
CIE-LCH	lch(49.60, 31.93, 248.98°)
OKLab	oklab(56.04% -0.0623 -0.084)
OKLCH	oklch(56.04% 0.105 233.5)
XYZ	xyz(15.1856, 18.0871, 39.7290)
Luminance	0.1809 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#227EA8 #A84C22

analogous

#22A88F #227EA8 #223BA8

triadic

#227EA8 #A8227E #7EA822

tetradic

#227EA8 #8F22A8 #A84C22 #3BA822

square

#227EA8 #8F22A8 #A84C22 #3BA822

split-complementary

#227EA8 #A8223B #A88F22

monochromatic

#0D3242 #185875 #227EA8 #32A2D5 #65B9E0

Accessibility & contrast

On white

4.55

#227EA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#227EA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #227EA8

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##227EA8	#FFFFFF	#000000	##000000
##227EA8	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697DAA

Deuteranopia (green-blind)

#5770A7

Tritanopia (blue-blind)

#00898C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #227ea8;
/* rgb */ color: rgb(34, 126, 168);
/* oklch */ color: oklch(56.0% 0.105 233.5);

Tailwind

colors: {
  custom: {
    50: '#73a3c2',
    500: '#227ea8',
    950: '#000000',
  },
}

SCSS

$custom: #227ea8;
$custom-light: #73a3c2;
$custom-dark: #000000;

JSON

{
  "hex": "#227ea8",
  "rgb": {
    "r": 34,
    "g": 126,
    "b": 168
  },
  "hsl": {
    "h": 198.806,
    "s": 66.337,
    "l": 39.608
  },
  "oklch": {
    "l": 0.56038,
    "c": 0.1046,
    "h": 233.5
  },
  "luminance": 0.18089
}

Semantic roles & 50–950 ramp

primary

#227EA8

secondary

#C58061

accent

#743FE9

background

#F7FAFB

surface

#EEF3F7

border

#C9CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #227EA8

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

Preview Lab → · Contrast checker → · Palette generator →