#161B4B#161B4B

#161B4B is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.1% C 0.088 H 273.7°. Best body text is #FFFFFF at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#161B4B
RGB	rgb(22, 27, 75)
HSL	hsl(234, 55%, 19%)
HSV	hsv(234, 71%, 29%)
CMYK	cmyk(70.7%, 64%, 0%, 70.6%)
CIE-LAB	lab(12.37, 15.59, -30.57)
CIE-LCH	lch(12.37, 34.32, 297.03°)
OKLab	oklab(25.07% 0.0057 -0.0879)
OKLCH	oklch(25.07% 0.088 273.7)
XYZ	xyz(1.9924, 1.4623, 6.8325)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#161B4B #4B4616

analogous

#16364B #161B4B #2C164B

triadic

#161B4B #4B161B #1B4B16

tetradic

#161B4B #4B1636 #4B4616 #164B2C

square

#161B4B #4B1636 #4B4616 #164B2C

split-complementary

#161B4B #4B2C16 #364B16

monochromatic

#070918 #080A1C #161B4B #242C7A #323DAA

Accessibility & contrast

On white

16.25

#161B4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#161B4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #161B4B

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##161B4B	#FFFFFF	#000000	##FFFFFF
##161B4B	1.00	16.25	1.29	16.25
#FFFFFF	16.25	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234D

Deuteranopia (green-blind)

#001E4A

Tritanopia (blue-blind)

#002730

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #161b4b;
/* rgb */ color: rgb(22, 27, 75);
/* oklch */ color: oklch(25.1% 0.088 273.7);

Tailwind

colors: {
  custom: {
    50: '#5a577e',
    500: '#161b4b',
    950: '#000000',
  },
}

SCSS

$custom: #161b4b;
$custom-light: #5a577e;
$custom-dark: #000000;

JSON

{
  "hex": "#161b4b",
  "rgb": {
    "r": 22,
    "g": 27,
    "b": 75
  },
  "hsl": {
    "h": 234.34,
    "s": 54.639,
    "l": 19.02
  },
  "oklch": {
    "l": 0.25068,
    "c": 0.08811,
    "h": 273.7
  },
  "luminance": 0.01462
}

Semantic roles & 50–950 ramp

primary

#161B4B

secondary

#837C3A

accent

#D04ADE

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #161B4B

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

Preview Lab → · Contrast checker → · Palette generator →