#224FB5#224FB5

#224FB5 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.1% C 0.170 H 263.3°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#224FB5
RGB	rgb(34, 79, 181)
HSL	hsl(222, 68%, 42%)
HSV	hsv(222, 81%, 71%)
CMYK	cmyk(81.2%, 56.4%, 0%, 29%)
CIE-LAB	lab(36.49, 23.12, -58.33)
CIE-LCH	lch(36.49, 62.75, 291.62°)
OKLab	oklab(46.08% -0.0198 -0.1684)
OKLCH	oklch(46.08% 0.17 263.3)
XYZ	xyz(11.7932, 9.2668, 44.8742)
Luminance	0.0927 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#224FB5 #B58822

analogous

#2298B5 #224FB5 #3F22B5

triadic

#224FB5 #B5224F #4FB522

tetradic

#224FB5 #B52298 #B58822 #22B53F

square

#224FB5 #B52298 #B58822 #22B53F

split-complementary

#224FB5 #B53F22 #98B522

monochromatic

#0F224E #183981 #224FB5 #3A6BDA #6E92E4

Accessibility & contrast

On white

7.36

#224FB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#224FB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #224FB5

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##224FB5	#FFFFFF	#000000	##FFFFFF
##224FB5	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB9

Deuteranopia (green-blind)

#004FB3

Tritanopia (blue-blind)

#00687A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #224fb5;
/* rgb */ color: rgb(34, 79, 181);
/* oklch */ color: oklch(46.1% 0.170 263.3);

Tailwind

colors: {
  custom: {
    50: '#767fcc',
    500: '#224fb5',
    950: '#000000',
  },
}

SCSS

$custom: #224fb5;
$custom-light: #767fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#224fb5",
  "rgb": {
    "r": 34,
    "g": 79,
    "b": 181
  },
  "hsl": {
    "h": 221.633,
    "s": 68.372,
    "l": 42.157
  },
  "oklch": {
    "l": 0.46077,
    "c": 0.1696,
    "h": 263.3
  },
  "luminance": 0.09268
}

Semantic roles & 50–950 ramp

primary

#224FB5

secondary

#CAAC69

accent

#B63DEB

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #224FB5

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

Preview Lab → · Contrast checker → · Palette generator →