#0B163F#0B163F

#0B163F is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.0% C 0.080 H 267.8°. Best body text is #FFFFFF at 17.49:1 contrast (WCAG AA passes).

Color values

HEX	#0B163F
RGB	rgb(11, 22, 63)
HSL	hsl(227, 70%, 15%)
HSV	hsv(227, 83%, 25%)
CMYK	cmyk(82.5%, 65.1%, 0%, 75.3%)
CIE-LAB	lab(9.02, 12.38, -27.64)
CIE-LCH	lch(9.02, 30.28, 294.14°)
OKLab	oklab(22.04% -0.003 -0.0797)
OKLCH	oklch(22.04% 0.08 267.8)
XYZ	xyz(1.3218, 1.0037, 4.8257)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B163F #3F340B

analogous

#0B303F #0B163F #1A0B3F

triadic

#0B163F #3F0B16 #163F0B

tetradic

#0B163F #3F0B30 #3F340B #0B3F1A

square

#0B163F #3F0B30 #3F340B #0B3F1A

split-complementary

#0B163F #3F1A0B #303F0B

monochromatic

#05091A #05091A #0B163F #142873 #1D3AA7

Accessibility & contrast

On white

17.49

#0B163F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0B163F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B163F

17.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B163F	#FFFFFF	#000000	##FFFFFF
##0B163F	1.00	17.49	1.20	17.49
#FFFFFF	17.49	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C40

Deuteranopia (green-blind)

#00173E

Tritanopia (blue-blind)

#002027

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #0b163f;
/* rgb */ color: rgb(11, 22, 63);
/* oklch */ color: oklch(22.0% 0.080 267.8);

Tailwind

colors: {
  custom: {
    50: '#535274',
    500: '#0b163f',
    950: '#000000',
  },
}

SCSS

$custom: #0b163f;
$custom-light: #535274;
$custom-dark: #000000;

JSON

{
  "hex": "#0b163f",
  "rgb": {
    "r": 11,
    "g": 22,
    "b": 63
  },
  "hsl": {
    "h": 227.308,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.22037,
    "c": 0.07974,
    "h": 267.8
  },
  "luminance": 0.01004
}

Semantic roles & 50–950 ramp

primary

#0B163F

secondary

#7C6A2A

accent

#C73BED

background

#F5F4F7

surface

#E8E7ED

border

#C4C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0B163F

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

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