#224CA8#224CA8

#224CA8 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.4% C 0.156 H 263.1°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#224CA8
RGB	rgb(34, 76, 168)
HSL	hsl(221, 66%, 40%)
HSV	hsv(221, 80%, 66%)
CMYK	cmyk(79.8%, 54.8%, 0%, 34.1%)
CIE-LAB	lab(34.67, 20.04, -53.58)
CIE-LCH	lch(34.67, 57.20, 290.51°)
OKLab	oklab(44.39% -0.0187 -0.1545)
OKLCH	oklch(44.39% 0.156 263.1)
XYZ	xyz(10.3095, 8.3349, 38.1036)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#224CA8 #A87E22

analogous

#228FA8 #224CA8 #3B22A8

triadic

#224CA8 #A8224C #4CA822

tetradic

#224CA8 #A8228F #A87E22 #22A83B

square

#224CA8 #A8228F #A87E22 #22A83B

split-complementary

#224CA8 #A83B22 #8FA822

monochromatic

#0D1E42 #183575 #224CA8 #3265D5 #658BE0

Accessibility & contrast

On white

7.87

#224CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#224CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #224CA8

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##224CA8	#FFFFFF	#000000	##FFFFFF
##224CA8	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058AB

Deuteranopia (green-blind)

#004CA6

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #224ca8;
/* rgb */ color: rgb(34, 76, 168);
/* oklch */ color: oklch(44.4% 0.156 263.1);

Tailwind

colors: {
  custom: {
    50: '#737dc3',
    500: '#224ca8',
    950: '#000000',
  },
}

SCSS

$custom: #224ca8;
$custom-light: #737dc3;
$custom-dark: #000000;

JSON

{
  "hex": "#224ca8",
  "rgb": {
    "r": 34,
    "g": 76,
    "b": 168
  },
  "hsl": {
    "h": 221.194,
    "s": 66.337,
    "l": 39.608
  },
  "oklch": {
    "l": 0.44387,
    "c": 0.15564,
    "h": 263.1
  },
  "luminance": 0.08336
}

Semantic roles & 50–950 ramp

primary

#224CA8

secondary

#C5A661

accent

#B43FE9

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090912

muted

#7B7B81

Preview Lab

Preview with #224CA8

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

Preview Lab → · Contrast checker → · Palette generator →