#161D4B#161D4B

#161D4B is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.5% C 0.085 H 272.4°. Best body text is #FFFFFF at 16.01:1 contrast (WCAG AA passes).

Color values

HEX	#161D4B
RGB	rgb(22, 29, 75)
HSL	hsl(232, 55%, 19%)
HSV	hsv(232, 71%, 29%)
CMYK	cmyk(70.7%, 61.3%, 0%, 70.6%)
CIE-LAB	lab(12.97, 14.09, -29.59)
CIE-LCH	lch(12.97, 32.78, 295.46°)
OKLab	oklab(25.52% 0.0035 -0.085)
OKLCH	oklch(25.52% 0.085 272.4)
XYZ	xyz(2.0398, 1.5571, 6.8483)
Luminance	0.0156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.61

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#161D4B #4B4416

analogous

#16384B #161D4B #2A164B

triadic

#161D4B #4B161D #1D4B16

tetradic

#161D4B #4B1638 #4B4416 #164B2A

square

#161D4B #4B1638 #4B4416 #164B2A

split-complementary

#161D4B #4B2A16 #384B16

monochromatic

#070918 #080B1C #161D4B #242F7A #3242AA

Accessibility & contrast

On white

16.01

#161D4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#161D4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #161D4B

16.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##161D4B	#FFFFFF	#000000	##FFFFFF
##161D4B	1.00	16.01	1.31	16.01
#FFFFFF	16.01	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00244D

Deuteranopia (green-blind)

#001F4A

Tritanopia (blue-blind)

#002830

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #161d4b;
/* rgb */ color: rgb(22, 29, 75);
/* oklch */ color: oklch(25.5% 0.085 272.4);

Tailwind

colors: {
  custom: {
    50: '#5a587e',
    500: '#161d4b',
    950: '#000000',
  },
}

SCSS

$custom: #161d4b;
$custom-light: #5a587e;
$custom-dark: #000000;

JSON

{
  "hex": "#161d4b",
  "rgb": {
    "r": 22,
    "g": 29,
    "b": 75
  },
  "hsl": {
    "h": 232.075,
    "s": 54.639,
    "l": 19.02
  },
  "oklch": {
    "l": 0.25516,
    "c": 0.08511,
    "h": 272.4
  },
  "luminance": 0.01557
}

Semantic roles & 50–950 ramp

primary

#161D4B

secondary

#83793A

accent

#CA4ADE

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #161D4B

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

Preview Lab → · Contrast checker → · Palette generator →