#163889#163889

#163889 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.1% C 0.141 H 263.7°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#163889
RGB	rgb(22, 56, 137)
HSL	hsl(222, 72%, 31%)
HSV	hsv(222, 84%, 54%)
CMYK	cmyk(83.9%, 59.1%, 0%, 46.3%)
CIE-LAB	lab(26.17, 20.14, -48.54)
CIE-LCH	lch(26.17, 52.55, 292.54°)
OKLab	oklab(37.08% -0.0155 -0.1403)
OKLCH	oklch(37.08% 0.141 263.7)
XYZ	xyz(6.2588, 4.8043, 24.2595)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163889 #896716

analogous

#167189 #163889 #2D1689

triadic

#163889 #891638 #388916

tetradic

#163889 #891671 #896716 #16892D

square

#163889 #891671 #896716 #16892D

split-complementary

#163889 #892D16 #718916

monochromatic

#050D20 #0E2254 #163889 #1E4EBE #3A6BDF

Accessibility & contrast

On white

10.71

#163889 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#163889 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163889

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163889	#FFFFFF	#000000	##FFFFFF
##163889	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438C

Deuteranopia (green-blind)

#003987

Tritanopia (blue-blind)

#004C5A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #163889;
/* rgb */ color: rgb(22, 56, 137);
/* oklch */ color: oklch(37.1% 0.141 263.7);

Tailwind

colors: {
  custom: {
    50: '#696eac',
    500: '#163889',
    950: '#000000',
  },
}

SCSS

$custom: #163889;
$custom-light: #696eac;
$custom-dark: #000000;

JSON

{
  "hex": "#163889",
  "rgb": {
    "r": 22,
    "g": 56,
    "b": 137
  },
  "hsl": {
    "h": 222.261,
    "s": 72.327,
    "l": 31.176
  },
  "oklch": {
    "l": 0.37081,
    "c": 0.14113,
    "h": 263.7
  },
  "luminance": 0.04805
}

Semantic roles & 50–950 ramp

primary

#163889

secondary

#BD973E

accent

#B939EF

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163889

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

Preview Lab → · Contrast checker → · Palette generator →