#0B083A#0B083A

#0B083A is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.6% C 0.091 H 275.5°. Best body text is #FFFFFF at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#0B083A
RGB	rgb(11, 8, 58)
HSL	hsl(244, 76%, 13%)
HSV	hsv(244, 86%, 23%)
CMYK	cmyk(81%, 86.2%, 0%, 77.3%)
CIE-LAB	lab(4.97, 18.74, -30.64)
CIE-LCH	lch(4.97, 35.92, 301.46°)
OKLab	oklab(18.56% 0.0088 -0.091)
OKLCH	oklch(18.56% 0.091 275.5)
XYZ	xyz(0.9883, 0.5502, 4.0563)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B083A #373A08

analogous

#081E3A #0B083A #24083A

triadic

#0B083A #3A0B08 #083A0B

tetradic

#0B083A #3A081E #373A08 #083A24

square

#0B083A #3A081E #373A08 #083A24

split-complementary

#0B083A #3A2408 #1E3A08

monochromatic

#05041B #05041B #0B083A #150F70 #1F17A6

Accessibility & contrast

On white

18.92

#0B083A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0B083A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B083A

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B083A	#FFFFFF	#000000	##FFFFFF
##0B083A	1.00	18.92	1.11	18.92
#FFFFFF	18.92	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133B

Deuteranopia (green-blind)

#000E39

Tritanopia (blue-blind)

#001620

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0b083a;
/* rgb */ color: rgb(11, 8, 58);
/* oklch */ color: oklch(18.6% 0.091 275.5);

Tailwind

colors: {
  custom: {
    50: '#524971',
    500: '#0b083a',
    950: '#000000',
  },
}

SCSS

$custom: #0b083a;
$custom-light: #524971;
$custom-dark: #000000;

JSON

{
  "hex": "#0b083a",
  "rgb": {
    "r": 11,
    "g": 8,
    "b": 58
  },
  "hsl": {
    "h": 243.6,
    "s": 75.758,
    "l": 12.941
  },
  "oklch": {
    "l": 0.18555,
    "c": 0.09146,
    "h": 275.5
  },
  "luminance": 0.0055
}

Semantic roles & 50–950 ramp

primary

#0B083A

secondary

#747925

accent

#F235E7

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#030107

muted

#78777A

Preview Lab

Preview with #0B083A

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

Preview Lab → · Contrast checker → · Palette generator →