#16174C#16174C

#16174C is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.3% C 0.096 H 275.8°. Best body text is #FFFFFF at 16.65:1 contrast (WCAG AA passes).

Color values

HEX	#16174C
RGB	rgb(22, 23, 76)
HSL	hsl(239, 55%, 19%)
HSV	hsv(239, 71%, 30%)
CMYK	cmyk(71.1%, 69.7%, 0%, 70.2%)
CIE-LAB	lab(11.31, 18.96, -32.98)
CIE-LCH	lch(11.31, 38.04, 299.89°)
OKLab	oklab(24.32% 0.0097 -0.095)
OKLCH	oklch(24.32% 0.096 275.8)
XYZ	xyz(1.9414, 1.3050, 6.9857)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16174C #4C4B16

analogous

#16324C #16174C #30164C

triadic

#16174C #4C1617 #174C16

tetradic

#16174C #4C1632 #4C4B16 #164C30

square

#16174C #4C1632 #4C4B16 #164C30

split-complementary

#16174C #4C3016 #324C16

monochromatic

#070718 #08091D #16174C #24257B #3134AB

Accessibility & contrast

On white

16.65

#16174C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#16174C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16174C

16.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16174C	#FFFFFF	#000000	##FFFFFF
##16174C	1.00	16.65	1.26	16.65
#FFFFFF	16.65	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00214E

Deuteranopia (green-blind)

#001C4B

Tritanopia (blue-blind)

#00242F

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #16174c;
/* rgb */ color: rgb(22, 23, 76);
/* oklch */ color: oklch(24.3% 0.096 275.8);

Tailwind

colors: {
  custom: {
    50: '#5b547f',
    500: '#16174c',
    950: '#000000',
  },
}

SCSS

$custom: #16174c;
$custom-light: #5b547f;
$custom-dark: #000000;

JSON

{
  "hex": "#16174c",
  "rgb": {
    "r": 22,
    "g": 23,
    "b": 76
  },
  "hsl": {
    "h": 238.889,
    "s": 55.102,
    "l": 19.216
  },
  "oklch": {
    "l": 0.24318,
    "c": 0.09554,
    "h": 275.8
  },
  "luminance": 0.01305
}

Semantic roles & 50–950 ramp

primary

#16174C

secondary

#84823A

accent

#DC49DE

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #16174C

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

Preview Lab → · Contrast checker → · Palette generator →