#16173D#16173D

#16173D is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.9% C 0.071 H 278.0°. Best body text is #FFFFFF at 17.16:1 contrast (WCAG AA passes).

Color values

HEX	#16173D
RGB	rgb(22, 23, 61)
HSL	hsl(238, 47%, 16%)
HSV	hsv(238, 64%, 24%)
CMYK	cmyk(63.9%, 62.3%, 0%, 76.1%)
CIE-LAB	lab(9.96, 12.96, -24.66)
CIE-LCH	lch(9.96, 27.86, 297.72°)
OKLab	oklab(22.89% 0.01 -0.0706)
OKLCH	oklch(22.89% 0.071 278)
XYZ	xyz(1.4793, 1.1202, 4.5522)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16173D #3D3C16

analogous

#162B3D #16173D #29163D

triadic

#16173D #3D1617 #173D16

tetradic

#16173D #3D162B #3D3C16 #163D29

square

#16173D #3D162B #3D3C16 #163D29

split-complementary

#16173D #3D2916 #2B3D16

monochromatic

#080816 #080816 #16173D #26286A #363997

Accessibility & contrast

On white

17.16

#16173D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#16173D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16173D

17.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16173D	#FFFFFF	#000000	##FFFFFF
##16173D	1.00	17.16	1.22	17.16
#FFFFFF	17.16	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021D3E

Deuteranopia (green-blind)

#001A3C

Tritanopia (blue-blind)

#042027

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #16173d;
/* rgb */ color: rgb(22, 23, 61);
/* oklch */ color: oklch(22.9% 0.071 278.0);

Tailwind

colors: {
  custom: {
    50: '#575373',
    500: '#16173d',
    950: '#000000',
  },
}

SCSS

$custom: #16173d;
$custom-light: #575373;
$custom-dark: #000000;

JSON

{
  "hex": "#16173d",
  "rgb": {
    "r": 22,
    "g": 23,
    "b": 61
  },
  "hsl": {
    "h": 238.462,
    "s": 46.988,
    "l": 16.275
  },
  "oklch": {
    "l": 0.22889,
    "c": 0.07131,
    "h": 278
  },
  "luminance": 0.0112
}

Semantic roles & 50–950 ramp

primary

#16173D

secondary

#74733B

accent

#D351D7

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #16173D

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

Preview Lab → · Contrast checker → · Palette generator →