#163A89#163A89

#163A89 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.5% C 0.139 H 263.0°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#163A89
RGB	rgb(22, 58, 137)
HSL	hsl(221, 72%, 31%)
HSV	hsv(221, 84%, 54%)
CMYK	cmyk(83.9%, 57.7%, 0%, 46.3%)
CIE-LAB	lab(26.74, 18.74, -47.61)
CIE-LCH	lch(26.74, 51.17, 291.48°)
OKLab	oklab(37.51% -0.0169 -0.1375)
OKLCH	oklch(37.51% 0.139 263)
XYZ	xyz(6.3577, 5.0021, 24.2925)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163A89 #896516

analogous

#167389 #163A89 #2B1689

triadic

#163A89 #89163A #3A8916

tetradic

#163A89 #891673 #896516 #16892B

square

#163A89 #891673 #896516 #16892B

split-complementary

#163A89 #892B16 #738916

monochromatic

#050D20 #0E2454 #163A89 #1E50BE #3A6EDF

Accessibility & contrast

On white

10.50

#163A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#163A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163A89

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163A89	#FFFFFF	#000000	##FFFFFF
##163A89	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458C

Deuteranopia (green-blind)

#003A87

Tritanopia (blue-blind)

#004E5B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #163a89;
/* rgb */ color: rgb(22, 58, 137);
/* oklch */ color: oklch(37.5% 0.139 263.0);

Tailwind

colors: {
  custom: {
    50: '#696fac',
    500: '#163a89',
    950: '#000000',
  },
}

SCSS

$custom: #163a89;
$custom-light: #696fac;
$custom-dark: #000000;

JSON

{
  "hex": "#163a89",
  "rgb": {
    "r": 22,
    "g": 58,
    "b": 137
  },
  "hsl": {
    "h": 221.217,
    "s": 72.327,
    "l": 31.176
  },
  "oklch": {
    "l": 0.37511,
    "c": 0.13853,
    "h": 263
  },
  "luminance": 0.05003
}

Semantic roles & 50–950 ramp

primary

#163A89

secondary

#BD953E

accent

#B639EF

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163A89

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

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