#16173C#16173C

#16173C is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.8% C 0.070 H 278.2°. Best body text is #FFFFFF at 17.18:1 contrast (WCAG AA passes).

Color values

HEX	#16173C
RGB	rgb(22, 23, 60)
HSL	hsl(238, 46%, 16%)
HSV	hsv(238, 63%, 24%)
CMYK	cmyk(63.3%, 61.7%, 0%, 76.5%)
CIE-LAB	lab(9.87, 12.56, -24.09)
CIE-LCH	lch(9.87, 27.17, 297.55°)
OKLab	oklab(22.8% 0.0099 -0.0689)
OKLCH	oklch(22.8% 0.07 278.2)
XYZ	xyz(1.4526, 1.1095, 4.4117)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16173C #3C3B16

analogous

#162A3C #16173C #28163C

triadic

#16173C #3C1617 #173C16

tetradic

#16173C #3C162A #3C3B16 #163C28

square

#16173C #3C162A #3C3B16 #163C28

split-complementary

#16173C #3C2816 #2A3C16

monochromatic

#080916 #080916 #16173C #262869 #373996

Accessibility & contrast

On white

17.18

#16173C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#16173C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16173C

17.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16173C	#FFFFFF	#000000	##FFFFFF
##16173C	1.00	17.18	1.22	17.18
#FFFFFF	17.18	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031D3D

Deuteranopia (green-blind)

#001A3B

Tritanopia (blue-blind)

#041F26

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #16173c;
/* rgb */ color: rgb(22, 23, 60);
/* oklch */ color: oklch(22.8% 0.070 278.2);

Tailwind

colors: {
  custom: {
    50: '#575372',
    500: '#16173c',
    950: '#000000',
  },
}

SCSS

$custom: #16173c;
$custom-light: #575372;
$custom-dark: #000000;

JSON

{
  "hex": "#16173c",
  "rgb": {
    "r": 22,
    "g": 23,
    "b": 60
  },
  "hsl": {
    "h": 238.421,
    "s": 46.341,
    "l": 16.078
  },
  "oklch": {
    "l": 0.22801,
    "c": 0.06961,
    "h": 278.2
  },
  "luminance": 0.0111
}

Semantic roles & 50–950 ramp

primary

#16173C

secondary

#73723B

accent

#D352D6

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030208

muted

#78787B

Preview Lab

Preview with #16173C

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

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