#161B3F#161B3F

#161B3F is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.0% C 0.068 H 274.2°. Best body text is #FFFFFF at 16.63:1 contrast (WCAG AA passes).

Color values

HEX	#161B3F
RGB	rgb(22, 27, 63)
HSL	hsl(233, 48%, 17%)
HSV	hsv(233, 65%, 25%)
CMYK	cmyk(65.1%, 57.1%, 0%, 75.3%)
CIE-LAB	lab(11.37, 10.70, -23.81)
CIE-LCH	lch(11.37, 26.10, 294.21°)
OKLab	oklab(24% 0.0049 -0.068)
OKLCH	oklch(24% 0.068 274.2)
XYZ	xyz(1.6197, 1.3132, 4.8698)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#161B3F #3F3A16

analogous

#16303F #161B3F #26163F

triadic

#161B3F #3F161B #1B3F16

tetradic

#161B3F #3F1630 #3F3A16 #163F26

square

#161B3F #3F1630 #3F3A16 #163F26

split-complementary

#161B3F #3F2616 #303F16

monochromatic

#080A17 #080A17 #161B3F #262E6C #36429A

Accessibility & contrast

On white

16.63

#161B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#161B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #161B3F

16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##161B3F	#FFFFFF	#000000	##FFFFFF
##161B3F	1.00	16.63	1.26	16.63
#FFFFFF	16.63	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082040

Deuteranopia (green-blind)

#031D3E

Tritanopia (blue-blind)

#01232A

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #161b3f;
/* rgb */ color: rgb(22, 27, 63);
/* oklch */ color: oklch(24.0% 0.068 274.2);

Tailwind

colors: {
  custom: {
    50: '#585774',
    500: '#161b3f',
    950: '#000000',
  },
}

SCSS

$custom: #161b3f;
$custom-light: #585774;
$custom-dark: #000000;

JSON

{
  "hex": "#161b3f",
  "rgb": {
    "r": 22,
    "g": 27,
    "b": 63
  },
  "hsl": {
    "h": 232.683,
    "s": 48.235,
    "l": 16.667
  },
  "oklch": {
    "l": 0.24002,
    "c": 0.06822,
    "h": 274.2
  },
  "luminance": 0.01313
}

Semantic roles & 50–950 ramp

primary

#161B3F

secondary

#766F3B

accent

#C750D8

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #161B3F

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

Preview Lab → · Contrast checker → · Palette generator →