#161D5B#161D5B

#161D5B is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.1% C 0.110 H 271.8°. Best body text is #FFFFFF at 15.43:1 contrast (WCAG AA passes).

Color values

HEX	#161D5B
RGB	rgb(22, 29, 91)
HSL	hsl(234, 61%, 22%)
HSV	hsv(234, 76%, 36%)
CMYK	cmyk(75.8%, 68.1%, 0%, 64.3%)
CIE-LAB	lab(14.43, 20.62, -38.09)
CIE-LCH	lch(14.43, 43.31, 298.43°)
OKLab	oklab(27.05% 0.0034 -0.11)
OKLCH	oklch(27.05% 0.11 271.8)
XYZ	xyz(2.6579, 1.8044, 10.1037)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#161D5B #5B5416

analogous

#16405B #161D5B #32165B

triadic

#161D5B #5B161D #1D5B16

tetradic

#161D5B #5B1640 #5B5416 #165B32

square

#161D5B #5B1640 #5B5416 #165B32

split-complementary

#161D5B #5B3216 #405B16

monochromatic

#060819 #0A0D2A #161D5B #222D8C #2E3CBE

Accessibility & contrast

On white

15.43

#161D5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#161D5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #161D5B

15.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##161D5B	#FFFFFF	#000000	##FFFFFF
##161D5B	1.00	15.43	1.36	15.43
#FFFFFF	15.43	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285D

Deuteranopia (green-blind)

#00215A

Tritanopia (blue-blind)

#002D39

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #161d5b;
/* rgb */ color: rgb(22, 29, 91);
/* oklch */ color: oklch(27.1% 0.110 271.8);

Tailwind

colors: {
  custom: {
    50: '#5f598a',
    500: '#161d5b',
    950: '#000000',
  },
}

SCSS

$custom: #161d5b;
$custom-light: #5f598a;
$custom-dark: #000000;

JSON

{
  "hex": "#161d5b",
  "rgb": {
    "r": 22,
    "g": 29,
    "b": 91
  },
  "hsl": {
    "h": 233.913,
    "s": 61.062,
    "l": 22.157
  },
  "oklch": {
    "l": 0.27053,
    "c": 0.11004,
    "h": 271.8
  },
  "luminance": 0.01805
}

Semantic roles & 50–950 ramp

primary

#161D5B

secondary

#92893B

accent

#D444E4

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #161D5B

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

Preview Lab → · Contrast checker → · Palette generator →