#16174F#16174F

#16174F is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.6% C 0.100 H 275.4°. Best body text is #FFFFFF at 16.54:1 contrast (WCAG AA passes).

Color values

HEX	#16174F
RGB	rgb(22, 23, 79)
HSL	hsl(239, 56%, 20%)
HSV	hsv(239, 72%, 31%)
CMYK	cmyk(72.2%, 70.9%, 0%, 69%)
CIE-LAB	lab(11.61, 20.15, -34.56)
CIE-LCH	lch(11.61, 40.01, 300.24°)
OKLab	oklab(24.62% 0.0094 -0.0997)
OKLCH	oklch(24.62% 0.1 275.4)
XYZ	xyz(2.0481, 1.3477, 7.5478)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16174F #4F4E16

analogous

#16344F #16174F #31164F

triadic

#16174F #4F1617 #174F16

tetradic

#16174F #4F1634 #4F4E16 #164F31

square

#16174F #4F1634 #4F4E16 #164F31

split-complementary

#16174F #4F3116 #344F16

monochromatic

#070718 #09091F #16174F #23257F #3133AF

Accessibility & contrast

On white

16.54

#16174F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#16174F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16174F

16.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16174F	#FFFFFF	#000000	##FFFFFF
##16174F	1.00	16.54	1.27	16.54
#FFFFFF	16.54	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002151

Deuteranopia (green-blind)

#001C4E

Tritanopia (blue-blind)

#002530

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #16174f;
/* rgb */ color: rgb(22, 23, 79);
/* oklch */ color: oklch(24.6% 0.100 275.4);

Tailwind

colors: {
  custom: {
    50: '#5c5481',
    500: '#16174f',
    950: '#000000',
  },
}

SCSS

$custom: #16174f;
$custom-light: #5c5481;
$custom-dark: #000000;

JSON

{
  "hex": "#16174f",
  "rgb": {
    "r": 22,
    "g": 23,
    "b": 79
  },
  "hsl": {
    "h": 238.947,
    "s": 56.436,
    "l": 19.804
  },
  "oklch": {
    "l": 0.24624,
    "c": 0.10014,
    "h": 275.4
  },
  "luminance": 0.01348
}

Semantic roles & 50–950 ramp

primary

#16174F

secondary

#86853A

accent

#DD48E0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #16174F

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

Preview Lab → · Contrast checker → · Palette generator →