#163C8C#163C8C

#163C8C is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.2% C 0.140 H 262.6°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#163C8C
RGB	rgb(22, 60, 140)
HSL	hsl(221, 73%, 32%)
HSV	hsv(221, 84%, 55%)
CMYK	cmyk(84.3%, 57.1%, 0%, 45.1%)
CIE-LAB	lab(27.56, 18.57, -48.14)
CIE-LCH	lch(27.56, 51.60, 291.10°)
OKLab	oklab(38.21% -0.018 -0.139)
OKLCH	oklch(38.21% 0.14 262.6)
XYZ	xyz(6.6787, 5.2949, 25.4759)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C8C #8C6616

analogous

#16778C #163C8C #2B168C

triadic

#163C8C #8C163C #3C8C16

tetradic

#163C8C #8C1677 #8C6616 #168C2B

square

#163C8C #8C1677 #8C6616 #168C2B

split-complementary

#163C8C #8C2B16 #778C16

monochromatic

#050F22 #0E2557 #163C8C #1E53C1 #3C71E0

Accessibility & contrast

On white

10.20

#163C8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#163C8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C8C

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C8C	#FFFFFF	#000000	##FFFFFF
##163C8C	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00478F

Deuteranopia (green-blind)

#003C8A

Tritanopia (blue-blind)

#00505E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #163c8c;
/* rgb */ color: rgb(22, 60, 140);
/* oklch */ color: oklch(38.2% 0.140 262.6);

Tailwind

colors: {
  custom: {
    50: '#6971ae',
    500: '#163c8c',
    950: '#000000',
  },
}

SCSS

$custom: #163c8c;
$custom-light: #6971ae;
$custom-dark: #000000;

JSON

{
  "hex": "#163c8c",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 140
  },
  "hsl": {
    "h": 220.678,
    "s": 72.84,
    "l": 31.765
  },
  "oklch": {
    "l": 0.38206,
    "c": 0.14017,
    "h": 262.6
  },
  "luminance": 0.05296
}

Semantic roles & 50–950 ramp

primary

#163C8C

secondary

#C0963E

accent

#B538F0

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163C8C

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

Preview Lab → · Contrast checker → · Palette generator →