#0B113A#0B113A

#0B113A is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.4% C 0.079 H 271.1°. Best body text is #FFFFFF at 18.17:1 contrast (WCAG AA passes).

Color values

HEX	#0B113A
RGB	rgb(11, 17, 58)
HSL	hsl(232, 68%, 14%)
HSV	hsv(232, 81%, 23%)
CMYK	cmyk(81%, 70.7%, 0%, 77.3%)
CIE-LAB	lab(7.02, 13.93, -27.31)
CIE-LCH	lch(7.02, 30.66, 297.02°)
OKLab	oklab(20.37% 0.0016 -0.079)
OKLCH	oklch(20.37% 0.079 271.1)
XYZ	xyz(1.1019, 0.7774, 4.0942)
Luminance	0.0078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.25

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B113A #3A340B

analogous

#0B283A #0B113A #1C0B3A

triadic

#0B113A #3A0B11 #113A0B

tetradic

#0B113A #3A0B28 #3A340B #0B3A1C

square

#0B113A #3A0B28 #3A340B #0B3A1C

split-complementary

#0B113A #3A1C0B #283A0B

monochromatic

#05081A #05081A #0B113A #15206D #1F2FA1

Accessibility & contrast

On white

18.17

#0B113A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0B113A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B113A

18.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B113A	#FFFFFF	#000000	##FFFFFF
##0B113A	1.00	18.17	1.16	18.17
#FFFFFF	18.17	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183B

Deuteranopia (green-blind)

#001339

Tritanopia (blue-blind)

#001B23

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0b113a;
/* rgb */ color: rgb(11, 17, 58);
/* oklch */ color: oklch(20.4% 0.079 271.1);

Tailwind

colors: {
  custom: {
    50: '#524e71',
    500: '#0b113a',
    950: '#000000',
  },
}

SCSS

$custom: #0b113a;
$custom-light: #524e71;
$custom-dark: #000000;

JSON

{
  "hex": "#0b113a",
  "rgb": {
    "r": 11,
    "g": 17,
    "b": 58
  },
  "hsl": {
    "h": 232.34,
    "s": 68.116,
    "l": 13.529
  },
  "oklch": {
    "l": 0.20366,
    "c": 0.07903,
    "h": 271.1
  },
  "luminance": 0.00778
}

Semantic roles & 50–950 ramp

primary

#0B113A

secondary

#776D2A

accent

#D53DEB

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #0B113A

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

Preview Lab → · Contrast checker → · Palette generator →