#222F8A#222F8A

#222F8A is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.9% C 0.151 H 270.4°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#222F8A
RGB	rgb(34, 47, 138)
HSL	hsl(233, 60%, 34%)
HSV	hsv(233, 75%, 54%)
CMYK	cmyk(75.4%, 65.9%, 0%, 45.9%)
CIE-LAB	lab(24.35, 28.04, -52.12)
CIE-LCH	lch(24.35, 59.19, 298.28°)
OKLab	oklab(35.9% 0.001 -0.1507)
OKLCH	oklch(35.9% 0.151 270.4)
XYZ	xyz(6.2621, 4.2074, 24.5219)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#222F8A #8A7D22

analogous

#22638A #222F8A #49228A

triadic

#222F8A #8A222F #2F8A22

tetradic

#222F8A #8A2263 #8A7D22 #228A49

square

#222F8A #8A2263 #8A7D22 #228A49

split-complementary

#222F8A #8A4922 #638A22

monochromatic

#0A0E28 #161E59 #222F8A #2E40BB #5262D4

Accessibility & contrast

On white

11.40

#222F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#222F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #222F8A

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##222F8A	#FFFFFF	#000000	##FFFFFF
##222F8A	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8D

Deuteranopia (green-blind)

#003588

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #222f8a;
/* rgb */ color: rgb(34, 47, 138);
/* oklch */ color: oklch(35.9% 0.151 270.4);

Tailwind

colors: {
  custom: {
    50: '#6e67ad',
    500: '#222f8a',
    950: '#000000',
  },
}

SCSS

$custom: #222f8a;
$custom-light: #6e67ad;
$custom-dark: #000000;

JSON

{
  "hex": "#222f8a",
  "rgb": {
    "r": 34,
    "g": 47,
    "b": 138
  },
  "hsl": {
    "h": 232.5,
    "s": 60.465,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35897,
    "c": 0.15066,
    "h": 270.4
  },
  "luminance": 0.04208
}

Semantic roles & 50–950 ramp

primary

#222F8A

secondary

#B8AB50

accent

#D044E4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #222F8A

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

Preview Lab → · Contrast checker → · Palette generator →