#0B0843#0B0843

#0B0843 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.7% C 0.104 H 273.5°. Best body text is #FFFFFF at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#0B0843
RGB	rgb(11, 8, 67)
HSL	hsl(243, 79%, 15%)
HSV	hsv(243, 88%, 26%)
CMYK	cmyk(83.6%, 88.1%, 0%, 73.7%)
CIE-LAB	lab(5.87, 23.36, -35.63)
CIE-LCH	lch(5.87, 42.61, 303.25°)
OKLab	oklab(19.72% 0.0064 -0.1042)
OKLCH	oklch(19.72% 0.104 273.5)
XYZ	xyz(1.2376, 0.6499, 5.3693)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0843 #404308

analogous

#082343 #0B0843 #290843

triadic

#0B0843 #430B08 #08430B

tetradic

#0B0843 #430823 #404308 #084329

square

#0B0843 #430823 #404308 #084329

split-complementary

#0B0843 #432908 #234308

monochromatic

#04031B #04031B #0B0843 #140F7A #1D15B0

Accessibility & contrast

On white

18.58

#0B0843 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0B0843 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0843

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0843	#FFFFFF	#000000	##FFFFFF
##0B0843	1.00	18.58	1.13	18.58
#FFFFFF	18.58	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001645

Deuteranopia (green-blind)

#001042

Tritanopia (blue-blind)

#001A25

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0b0843;
/* rgb */ color: rgb(11, 8, 67);
/* oklch */ color: oklch(19.7% 0.104 273.5);

Tailwind

colors: {
  custom: {
    50: '#554978',
    500: '#0b0843',
    950: '#000000',
  },
}

SCSS

$custom: #0b0843;
$custom-light: #554978;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0843",
  "rgb": {
    "r": 11,
    "g": 8,
    "b": 67
  },
  "hsl": {
    "h": 243.051,
    "s": 78.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.19722,
    "c": 0.10441,
    "h": 273.5
  },
  "luminance": 0.0065
}

Semantic roles & 50–950 ramp

primary

#0B0843

secondary

#7D8125

accent

#F533EB

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0B0843

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

Preview Lab → · Contrast checker → · Palette generator →