#224CAD#224CAD

#224CAD is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.8% C 0.162 H 263.5°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#224CAD
RGB	rgb(34, 76, 173)
HSL	hsl(222, 67%, 41%)
HSV	hsv(222, 80%, 68%)
CMYK	cmyk(80.3%, 56.1%, 0%, 32.2%)
CIE-LAB	lab(35.05, 22.00, -55.94)
CIE-LCH	lch(35.05, 60.11, 291.47°)
OKLab	oklab(44.8% -0.0183 -0.1614)
OKLCH	oklch(44.8% 0.162 263.5)
XYZ	xyz(10.7843, 8.5248, 40.6041)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#224CAD #AD8322

analogous

#2291AD #224CAD #3E22AD

triadic

#224CAD #AD224C #4CAD22

tetradic

#224CAD #AD2291 #AD8322 #22AD3E

square

#224CAD #AD2291 #AD8322 #22AD3E

split-complementary

#224CAD #AD3E22 #91AD22

monochromatic

#0E1F47 #18367A #224CAD #3566D7 #688DE1

Accessibility & contrast

On white

7.76

#224CAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#224CAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #224CAD

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##224CAD	#FFFFFF	#000000	##FFFFFF
##224CAD	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B0

Deuteranopia (green-blind)

#004CAB

Tritanopia (blue-blind)

#006475

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #224cad;
/* rgb */ color: rgb(34, 76, 173);
/* oklch */ color: oklch(44.8% 0.162 263.5);

Tailwind

colors: {
  custom: {
    50: '#747dc6',
    500: '#224cad',
    950: '#000000',
  },
}

SCSS

$custom: #224cad;
$custom-light: #747dc6;
$custom-dark: #000000;

JSON

{
  "hex": "#224cad",
  "rgb": {
    "r": 34,
    "g": 76,
    "b": 173
  },
  "hsl": {
    "h": 221.871,
    "s": 67.15,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44796,
    "c": 0.16248,
    "h": 263.5
  },
  "luminance": 0.08526
}

Semantic roles & 50–950 ramp

primary

#224CAD

secondary

#C7A964

accent

#B63EEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #224CAD

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

Preview Lab → · Contrast checker → · Palette generator →