#222F99#222F99

#222F99 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.4% C 0.171 H 269.9°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#222F99
RGB	rgb(34, 47, 153)
HSL	hsl(233, 64%, 37%)
HSV	hsv(233, 78%, 60%)
CMYK	cmyk(77.8%, 69.3%, 0%, 40%)
CIE-LAB	lab(25.78, 33.65, -59.03)
CIE-LCH	lch(25.78, 67.95, 299.68°)
OKLab	oklab(37.38% -0.0002 -0.1709)
OKLCH	oklch(37.38% 0.171 269.9)
XYZ	xyz(7.4240, 4.6722, 30.6414)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#222F99 #998C22

analogous

#226B99 #222F99 #512299

triadic

#222F99 #99222F #2F9922

tetradic

#222F99 #99226B #998C22 #229951

square

#222F99 #99226B #998C22 #229951

split-complementary

#222F99 #995122 #6B9922

monochromatic

#0C1035 #172067 #222F99 #2D3ECB #5B69DB

Accessibility & contrast

On white

10.85

#222F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#222F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #222F99

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##222F99	#FFFFFF	#000000	##FFFFFF
##222F99	1.00	10.85	1.93	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439C

Deuteranopia (green-blind)

#003797

Tritanopia (blue-blind)

#004C60

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #222f99;
/* rgb */ color: rgb(34, 47, 153);
/* oklch */ color: oklch(37.4% 0.171 269.9);

Tailwind

colors: {
  custom: {
    50: '#7268b8',
    500: '#222f99',
    950: '#000000',
  },
}

SCSS

$custom: #222f99;
$custom-light: #7268b8;
$custom-dark: #000000;

JSON

{
  "hex": "#222f99",
  "rgb": {
    "r": 34,
    "g": 47,
    "b": 153
  },
  "hsl": {
    "h": 233.445,
    "s": 63.636,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37381,
    "c": 0.17086,
    "h": 269.9
  },
  "luminance": 0.04673
}

Semantic roles & 50–950 ramp

primary

#222F99

secondary

#BFB458

accent

#D541E7

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #222F99

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

Preview Lab → · Contrast checker → · Palette generator →