#0B143E#0B143E

#0B143E is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.081 H 269.1°. Best body text is #FFFFFF at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#0B143E
RGB	rgb(11, 20, 62)
HSL	hsl(229, 70%, 14%)
HSV	hsv(229, 82%, 24%)
CMYK	cmyk(82.3%, 67.7%, 0%, 75.7%)
CIE-LAB	lab(8.30, 13.52, -28.10)
CIE-LCH	lch(8.30, 31.18, 295.69°)
OKLab	oklab(21.47% -0.0012 -0.0811)
OKLCH	oklch(21.47% 0.081 269.1)
XYZ	xyz(1.2574, 0.9191, 4.6676)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.89

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B143E #3E350B

analogous

#0B2E3E #0B143E #1C0B3E

triadic

#0B143E #3E0B14 #143E0B

tetradic

#0B143E #3E0B2E #3E350B #0B3E1C

square

#0B143E #3E0B2E #3E350B #0B3E1C

split-complementary

#0B143E #3E1C0B #2E3E0B

monochromatic

#05081A #05081A #0B143E #142572 #1D36A6

Accessibility & contrast

On white

17.74

#0B143E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0B143E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B143E

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B143E	#FFFFFF	#000000	##FFFFFF
##0B143E	1.00	17.74	1.18	17.74
#FFFFFF	17.74	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B3F

Deuteranopia (green-blind)

#00163D

Tritanopia (blue-blind)

#001F26

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0b143e;
/* rgb */ color: rgb(11, 20, 62);
/* oklch */ color: oklch(21.5% 0.081 269.1);

Tailwind

colors: {
  custom: {
    50: '#535174',
    500: '#0b143e',
    950: '#000000',
  },
}

SCSS

$custom: #0b143e;
$custom-light: #535174;
$custom-dark: #000000;

JSON

{
  "hex": "#0b143e",
  "rgb": {
    "r": 11,
    "g": 20,
    "b": 62
  },
  "hsl": {
    "h": 229.412,
    "s": 69.863,
    "l": 14.314
  },
  "oklch": {
    "l": 0.21467,
    "c": 0.08109,
    "h": 269.1
  },
  "luminance": 0.00919
}

Semantic roles & 50–950 ramp

primary

#0B143E

secondary

#7B6C2A

accent

#CD3BED

background

#F4F4F7

surface

#E8E7ED

border

#C4C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0B143E

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

Preview Lab → · Contrast checker → · Palette generator →