#0B113B#0B113B

#0B113B is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.5% C 0.081 H 271.1°. Best body text is #FFFFFF at 18.14:1 contrast (WCAG AA passes).

Color values

HEX	#0B113B
RGB	rgb(11, 17, 59)
HSL	hsl(233, 69%, 14%)
HSV	hsv(233, 81%, 23%)
CMYK	cmyk(81.4%, 71.2%, 0%, 76.9%)
CIE-LAB	lab(7.12, 14.40, -27.88)
CIE-LCH	lch(7.12, 31.38, 297.32°)
OKLab	oklab(20.47% 0.0015 -0.0806)
OKLCH	oklch(20.47% 0.081 271.1)
XYZ	xyz(1.1276, 0.7877, 4.2294)
Luminance	0.0079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B113B #3B350B

analogous

#0B293B #0B113B #1D0B3B

triadic

#0B113B #3B0B11 #113B0B

tetradic

#0B113B #3B0B29 #3B350B #0B3B1D

square

#0B113B #3B0B29 #3B350B #0B3B1D

split-complementary

#0B113B #3B1D0B #293B0B

monochromatic

#05071A #05071A #0B113B #15206F #1E2FA2

Accessibility & contrast

On white

18.14

#0B113B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0B113B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B113B

18.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B113B	#FFFFFF	#000000	##FFFFFF
##0B113B	1.00	18.14	1.16	18.14
#FFFFFF	18.14	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183C

Deuteranopia (green-blind)

#00143A

Tritanopia (blue-blind)

#001C23

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0b113b;
/* rgb */ color: rgb(11, 17, 59);
/* oklch */ color: oklch(20.5% 0.081 271.1);

Tailwind

colors: {
  custom: {
    50: '#524e71',
    500: '#0b113b',
    950: '#000000',
  },
}

SCSS

$custom: #0b113b;
$custom-light: #524e71;
$custom-dark: #000000;

JSON

{
  "hex": "#0b113b",
  "rgb": {
    "r": 11,
    "g": 17,
    "b": 59
  },
  "hsl": {
    "h": 232.5,
    "s": 68.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.20471,
    "c": 0.08066,
    "h": 271.1
  },
  "luminance": 0.00788
}

Semantic roles & 50–950 ramp

primary

#0B113B

secondary

#786E2A

accent

#D63CEB

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #0B113B

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

Preview Lab → · Contrast checker → · Palette generator →