#0B1E41#0B1E41

#0B1E41 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.2% C 0.071 H 261.4°. Best body text is #FFFFFF at 16.46:1 contrast (WCAG AA passes).

Color values

HEX	#0B1E41
RGB	rgb(11, 30, 65)
HSL	hsl(219, 71%, 15%)
HSV	hsv(219, 83%, 25%)
CMYK	cmyk(83.1%, 53.8%, 0%, 74.5%)
CIE-LAB	lab(11.83, 7.00, -24.50)
CIE-LCH	lch(11.83, 25.48, 285.93°)
OKLab	oklab(24.22% -0.0107 -0.0703)
OKLCH	oklch(24.22% 0.071 261.4)
XYZ	xyz(1.5561, 1.3812, 5.1846)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1E41 #412E0B

analogous

#0B3941 #0B1E41 #130B41

triadic

#0B1E41 #410B1E #1E410B

tetradic

#0B1E41 #410B39 #412E0B #0B4113

square

#0B1E41 #410B39 #412E0B #0B4113

split-complementary

#0B1E41 #41130B #39410B

monochromatic

#040C1A #040C1A #0B1E41 #143675 #1D4EAA

Accessibility & contrast

On white

16.46

#0B1E41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#0B1E41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1E41

16.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1E41	#FFFFFF	#000000	##FFFFFF
##0B1E41	1.00	16.46	1.28	16.46
#FFFFFF	16.46	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B2242

Deuteranopia (green-blind)

#011D40

Tritanopia (blue-blind)

#00262C

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0b1e41;
/* rgb */ color: rgb(11, 30, 65);
/* oklch */ color: oklch(24.2% 0.071 261.4);

Tailwind

colors: {
  custom: {
    50: '#535976',
    500: '#0b1e41',
    950: '#000000',
  },
}

SCSS

$custom: #0b1e41;
$custom-light: #535976;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1e41",
  "rgb": {
    "r": 11,
    "g": 30,
    "b": 65
  },
  "hsl": {
    "h": 218.889,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.24222,
    "c": 0.07112,
    "h": 261.4
  },
  "luminance": 0.01381
}

Semantic roles & 50–950 ramp

primary

#0B1E41

secondary

#7E602A

accent

#AF3AEE

background

#F4F5F7

surface

#E8E9ED

border

#C4C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #0B1E41

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

Preview Lab → · Contrast checker → · Palette generator →