#0B0D42#0B0D42

#0B0D42 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.4% C 0.097 H 272.3°. Best body text is #FFFFFF at 18.25:1 contrast (WCAG AA passes).

Color values

HEX	#0B0D42
RGB	rgb(11, 13, 66)
HSL	hsl(238, 71%, 15%)
HSV	hsv(238, 83%, 26%)
CMYK	cmyk(83.3%, 80.3%, 0%, 74.1%)
CIE-LAB	lab(6.79, 20.24, -33.41)
CIE-LCH	lch(6.79, 39.06, 301.21°)
OKLab	oklab(20.45% 0.0038 -0.097)
OKLCH	oklch(20.45% 0.097 272.3)
XYZ	xyz(1.2650, 0.7522, 5.2317)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.26

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0D42 #42400B

analogous

#0B2942 #0B0D42 #240B42

triadic

#0B0D42 #420B0D #0D420B

tetradic

#0B0D42 #420B29 #42400B #0B4224

square

#0B0D42 #420B29 #42400B #0B4224

split-complementary

#0B0D42 #42240B #29420B

monochromatic

#04051A #04051A #0B0D42 #141776 #1C22AB

Accessibility & contrast

On white

18.25

#0B0D42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0B0D42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0D42

18.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0D42	#FFFFFF	#000000	##FFFFFF
##0B0D42	1.00	18.25	1.15	18.25
#FFFFFF	18.25	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001844

Deuteranopia (green-blind)

#001241

Tritanopia (blue-blind)

#001C26

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0b0d42;
/* rgb */ color: rgb(11, 13, 66);
/* oklch */ color: oklch(20.4% 0.097 272.3);

Tailwind

colors: {
  custom: {
    50: '#554c77',
    500: '#0b0d42',
    950: '#000000',
  },
}

SCSS

$custom: #0b0d42;
$custom-light: #554c77;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0d42",
  "rgb": {
    "r": 11,
    "g": 13,
    "b": 66
  },
  "hsl": {
    "h": 237.818,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.2045,
    "c": 0.09708,
    "h": 272.3
  },
  "luminance": 0.00752
}

Semantic roles & 50–950 ramp

primary

#0B0D42

secondary

#7F7C2A

accent

#E83AEE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0B0D42

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

Preview Lab → · Contrast checker → · Palette generator →