#161B3B#161B3B

#161B3B is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 23.7% C 0.061 H 274.1°. Best body text is #FFFFFF at 16.75:1 contrast (WCAG AA passes).

Color values

HEX	#161B3B
RGB	rgb(22, 27, 59)
HSL	hsl(232, 46%, 16%)
HSV	hsv(232, 63%, 23%)
CMYK	cmyk(62.7%, 54.2%, 0%, 76.9%)
CIE-LAB	lab(11.06, 9.09, -21.46)
CIE-LCH	lch(11.06, 23.30, 292.96°)
OKLab	oklab(23.67% 0.0044 -0.0611)
OKLCH	oklch(23.67% 0.061 274.1)
XYZ	xyz(1.5120, 1.2701, 4.3023)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#161B3B #3B3616

analogous

#162D3B #161B3B #23163B

triadic

#161B3B #3B161B #1B3B16

tetradic

#161B3B #3B162D #3B3616 #163B23

square

#161B3B #3B162D #3B3616 #163B23

split-complementary

#161B3B #3B2316 #2D3B16

monochromatic

#080A16 #080A16 #161B3B #272F68 #374494

Accessibility & contrast

On white

16.75

#161B3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#161B3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #161B3B

16.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##161B3B	#FFFFFF	#000000	##FFFFFF
##161B3B	1.00	16.75	1.25	16.75
#FFFFFF	16.75	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C1F3C

Deuteranopia (green-blind)

#081C3A

Tritanopia (blue-blind)

#052228

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #161b3b;
/* rgb */ color: rgb(22, 27, 59);
/* oklch */ color: oklch(23.7% 0.061 274.1);

Tailwind

colors: {
  custom: {
    50: '#575771',
    500: '#161b3b',
    950: '#000000',
  },
}

SCSS

$custom: #161b3b;
$custom-light: #575771;
$custom-dark: #000000;

JSON

{
  "hex": "#161b3b",
  "rgb": {
    "r": 22,
    "g": 27,
    "b": 59
  },
  "hsl": {
    "h": 231.892,
    "s": 45.679,
    "l": 15.882
  },
  "oklch": {
    "l": 0.23675,
    "c": 0.06129,
    "h": 274.1
  },
  "luminance": 0.0127
}

Semantic roles & 50–950 ramp

primary

#161B3B

secondary

#726B3B

accent

#C452D5

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030307

muted

#78787A

Preview Lab

Preview with #161B3B

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

Preview Lab → · Contrast checker → · Palette generator →