#222F8F#222F8F

#222F8F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.158 H 270.2°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#222F8F
RGB	rgb(34, 47, 143)
HSL	hsl(233, 62%, 35%)
HSV	hsv(233, 76%, 56%)
CMYK	cmyk(76.2%, 67.1%, 0%, 43.9%)
CIE-LAB	lab(24.81, 29.93, -54.46)
CIE-LCH	lch(24.81, 62.14, 298.79°)
OKLab	oklab(36.38% 0.0007 -0.1575)
OKLCH	oklch(36.38% 0.158 270.2)
XYZ	xyz(6.6324, 4.3556, 26.4724)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#222F8F #8F8222

analogous

#22668F #222F8F #4C228F

triadic

#222F8F #8F222F #2F8F22

tetradic

#222F8F #8F2266 #8F8222 #228F4C

square

#222F8F #8F2266 #8F8222 #228F4C

split-complementary

#222F8F #8F4C22 #668F22

monochromatic

#0A0E2C #161F5E #222F8F #2E3FC0 #5564D7

Accessibility & contrast

On white

11.22

#222F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#222F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #222F8F

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##222F8F	#FFFFFF	#000000	##FFFFFF
##222F8F	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004092

Deuteranopia (green-blind)

#00368D

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #222f8f;
/* rgb */ color: rgb(34, 47, 143);
/* oklch */ color: oklch(36.4% 0.158 270.2);

Tailwind

colors: {
  custom: {
    50: '#6f67b1',
    500: '#222f8f',
    950: '#000000',
  },
}

SCSS

$custom: #222f8f;
$custom-light: #6f67b1;
$custom-dark: #000000;

JSON

{
  "hex": "#222f8f",
  "rgb": {
    "r": 34,
    "g": 47,
    "b": 143
  },
  "hsl": {
    "h": 232.844,
    "s": 61.582,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36383,
    "c": 0.1575,
    "h": 270.2
  },
  "luminance": 0.04356
}

Semantic roles & 50–950 ramp

primary

#222F8F

secondary

#BAAE52

accent

#D143E5

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #222F8F

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

Preview Lab → · Contrast checker → · Palette generator →