#0B1A41#0B1A41

#0B1A41 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.2% C 0.077 H 265.0°. Best body text is #FFFFFF at 16.96:1 contrast (WCAG AA passes).

Color values

HEX	#0B1A41
RGB	rgb(11, 26, 65)
HSL	hsl(223, 71%, 15%)
HSV	hsv(223, 83%, 25%)
CMYK	cmyk(83.1%, 60%, 0%, 74.5%)
CIE-LAB	lab(10.49, 10.13, -26.66)
CIE-LCH	lch(10.49, 28.52, 290.80°)
OKLab	oklab(23.2% -0.0067 -0.0767)
OKLCH	oklch(23.2% 0.077 265)
XYZ	xyz(1.4612, 1.1914, 5.1530)
Luminance	0.0119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1A41 #41320B

analogous

#0B3541 #0B1A41 #170B41

triadic

#0B1A41 #410B1A #1A410B

tetradic

#0B1A41 #410B35 #41320B #0B4117

square

#0B1A41 #410B35 #41320B #0B4117

split-complementary

#0B1A41 #41170B #35410B

monochromatic

#040A1A #040A1A #0B1A41 #142F75 #1D44AA

Accessibility & contrast

On white

16.96

#0B1A41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#0B1A41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1A41

16.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1A41	#FFFFFF	#000000	##FFFFFF
##0B1A41	1.00	16.96	1.24	16.96
#FFFFFF	16.96	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021F42

Deuteranopia (green-blind)

#001A40

Tritanopia (blue-blind)

#00232A

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0b1a41;
/* rgb */ color: rgb(11, 26, 65);
/* oklch */ color: oklch(23.2% 0.077 265.0);

Tailwind

colors: {
  custom: {
    50: '#535676',
    500: '#0b1a41',
    950: '#000000',
  },
}

SCSS

$custom: #0b1a41;
$custom-light: #535676;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1a41",
  "rgb": {
    "r": 11,
    "g": 26,
    "b": 65
  },
  "hsl": {
    "h": 223.333,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.23202,
    "c": 0.07704,
    "h": 265
  },
  "luminance": 0.01192
}

Semantic roles & 50–950 ramp

primary

#0B1A41

secondary

#7E662A

accent

#BC3AEE

background

#F5F4F7

surface

#E8E8ED

border

#C4C4C8

text

#030308

muted

#78787B

Preview Lab

Preview with #0B1A41

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

Preview Lab → · Contrast checker → · Palette generator →