#0B134A#0B134A

#0B134A is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.5% C 0.101 H 269.5°. Best body text is #FFFFFF at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#0B134A
RGB	rgb(11, 19, 74)
HSL	hsl(232, 74%, 17%)
HSV	hsv(232, 85%, 29%)
CMYK	cmyk(85.1%, 74.3%, 0%, 71%)
CIE-LAB	lab(9.25, 19.49, -35.00)
CIE-LCH	lch(9.25, 40.06, 299.11°)
OKLab	oklab(22.55% -0.001 -0.1013)
OKLCH	oklch(22.55% 0.101 269.5)
XYZ	xyz(1.6065, 1.0311, 6.5916)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B134A #4A420B

analogous

#0B334A #0B134A #230B4A

triadic

#0B134A #4A0B13 #134A0B

tetradic

#0B134A #4A0B33 #4A420B #0B4A23

square

#0B134A #4A0B33 #4A420B #0B4A23

split-complementary

#0B134A #4A230B #334A0B

monochromatic

#04071B #04071B #0B134A #13217F #1B2EB5

Accessibility & contrast

On white

17.41

#0B134A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#0B134A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B134A

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B134A	#FFFFFF	#000000	##FFFFFF
##0B134A	1.00	17.41	1.21	17.41
#FFFFFF	17.41	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4C

Deuteranopia (green-blind)

#001749

Tritanopia (blue-blind)

#00222C

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #0b134a;
/* rgb */ color: rgb(11, 19, 74);
/* oklch */ color: oklch(22.5% 0.101 269.5);

Tailwind

colors: {
  custom: {
    50: '#57507d',
    500: '#0b134a',
    950: '#000000',
  },
}

SCSS

$custom: #0b134a;
$custom-light: #57507d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b134a",
  "rgb": {
    "r": 11,
    "g": 19,
    "b": 74
  },
  "hsl": {
    "h": 232.381,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.22549,
    "c": 0.1013,
    "h": 269.5
  },
  "luminance": 0.01031
}

Semantic roles & 50–950 ramp

primary

#0B134A

secondary

#867B2B

accent

#D937F1

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #0B134A

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

Preview Lab → · Contrast checker → · Palette generator →