#0B0E39#0B0E39

#0B0E39 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.6% C 0.082 H 273.0°. Best body text is #FFFFFF at 18.48:1 contrast (WCAG AA passes).

Color values

HEX	#0B0E39
RGB	rgb(11, 14, 57)
HSL	hsl(236, 68%, 13%)
HSV	hsv(236, 81%, 22%)
CMYK	cmyk(80.7%, 75.4%, 0%, 77.6%)
CIE-LAB	lab(6.15, 15.30, -28.01)
CIE-LCH	lch(6.15, 31.91, 298.65°)
OKLab	oklab(19.6% 0.0043 -0.0817)
OKLCH	oklch(19.6% 0.082 273)
XYZ	xyz(1.0333, 0.6805, 3.9470)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 2.40

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0E39 #39360B

analogous

#0B2539 #0B0E39 #1F0B39

triadic

#0B0E39 #390B0E #0E390B

tetradic

#0B0E39 #390B25 #39360B #0B391F

square

#0B0E39 #390B25 #39360B #0B391F

split-complementary

#0B0E39 #391F0B #25390B

monochromatic

#05061A #05061A #0B0E39 #151B6C #1F27A0

Accessibility & contrast

On white

18.48

#0B0E39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#0B0E39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0E39

18.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0E39	#FFFFFF	#000000	##FFFFFF
##0B0E39	1.00	18.48	1.14	18.48
#FFFFFF	18.48	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00163A

Deuteranopia (green-blind)

#001238

Tritanopia (blue-blind)

#001921

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #0b0e39;
/* rgb */ color: rgb(11, 14, 57);
/* oklch */ color: oklch(19.6% 0.082 273.0);

Tailwind

colors: {
  custom: {
    50: '#524c70',
    500: '#0b0e39',
    950: '#000000',
  },
}

SCSS

$custom: #0b0e39;
$custom-light: #524c70;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0e39",
  "rgb": {
    "r": 11,
    "g": 14,
    "b": 57
  },
  "hsl": {
    "h": 236.087,
    "s": 67.647,
    "l": 13.333
  },
  "oklch": {
    "l": 0.19601,
    "c": 0.08181,
    "h": 273
  },
  "luminance": 0.00681
}

Semantic roles & 50–950 ramp

primary

#0B0E39

secondary

#76712A

accent

#DF3DEB

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #0B0E39

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

Preview Lab → · Contrast checker → · Palette generator →