#163B7E#163B7E

#163B7E is a dark, vivid blue. Relative luminance 0.048; OKLCH L 36.8% C 0.121 H 261.1°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#163B7E
RGB	rgb(22, 59, 126)
HSL	hsl(219, 70%, 29%)
HSV	hsv(219, 83%, 49%)
CMYK	cmyk(82.5%, 53.2%, 0%, 50.6%)
CIE-LAB	lab(26.17, 13.48, -41.67)
CIE-LCH	lch(26.17, 43.79, 287.93°)
OKLab	oklab(36.81% -0.0188 -0.12)
OKLCH	oklch(36.81% 0.121 261.1)
XYZ	xyz(5.6594, 4.8042, 20.3636)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B7E #7E5916

analogous

#166F7E #163B7E #25167E

triadic

#163B7E #7E163B #3B7E16

tetradic

#163B7E #7E166F #7E5916 #167E25

square

#163B7E #7E166F #7E5916 #167E25

split-complementary

#163B7E #7E2516 #6F7E16

monochromatic

#050C1A #0D234A #163B7E #1F53B2 #336FDB

Accessibility & contrast

On white

10.71

#163B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#163B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B7E

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B7E	#FFFFFF	#000000	##FFFFFF
##163B7E	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)

#0E4380

Deuteranopia (green-blind)

#00397D

Tritanopia (blue-blind)

#004B56

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #163b7e;
/* rgb */ color: rgb(22, 59, 126);
/* oklch */ color: oklch(36.8% 0.121 261.1);

Tailwind

colors: {
  custom: {
    50: '#6670a4',
    500: '#163b7e',
    950: '#000000',
  },
}

SCSS

$custom: #163b7e;
$custom-light: #6670a4;
$custom-dark: #000000;

JSON

{
  "hex": "#163b7e",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 126
  },
  "hsl": {
    "h": 218.654,
    "s": 70.27,
    "l": 29.02
  },
  "oklch": {
    "l": 0.36805,
    "c": 0.12147,
    "h": 261.1
  },
  "luminance": 0.04805
}

Semantic roles & 50–950 ramp

primary

#163B7E

secondary

#B3893D

accent

#AE3BED

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #163B7E

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

Preview Lab → · Contrast checker → · Palette generator →