#0B0334#0B0334

#0B0334 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.7% C 0.090 H 279.5°. Best body text is #FFFFFF at 19.50:1 contrast (WCAG AA passes).

Color values

HEX	#0B0334
RGB	rgb(11, 3, 52)
HSL	hsl(250, 89%, 11%)
HSV	hsv(250, 94%, 20%)
CMYK	cmyk(78.8%, 94.2%, 0%, 79.6%)
CIE-LAB	lab(3.47, 17.41, -28.67)
CIE-LCH	lch(3.47, 33.54, 301.28°)
OKLab	oklab(16.71% 0.015 -0.0892)
OKLCH	oklch(16.71% 0.09 279.5)
XYZ	xyz(0.7902, 0.3841, 3.2806)
Luminance	0.0038 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0334 #2C3403

analogous

#031334 #0B0334 #230334

triadic

#0B0334 #340B03 #03340B

tetradic

#0B0334 #340313 #2C3403 #033423

square

#0B0334 #340313 #2C3403 #033423

split-complementary

#0B0334 #342303 #133403

monochromatic

#06021D #06021D #0B0334 #17066E #230AA8

Accessibility & contrast

On white

19.50

#0B0334 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#0B0334 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0334

19.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0334	#FFFFFF	#000000	##FFFFFF
##0B0334	1.00	19.50	1.08	19.50
#FFFFFF	19.50	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E35

Deuteranopia (green-blind)

#000A33

Tritanopia (blue-blind)

#00111B

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #0b0334;
/* rgb */ color: rgb(11, 3, 52);
/* oklch */ color: oklch(16.7% 0.090 279.5);

Tailwind

colors: {
  custom: {
    50: '#4f476c',
    500: '#0b0334',
    950: '#000000',
  },
}

SCSS

$custom: #0b0334;
$custom-light: #4f476c;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0334",
  "rgb": {
    "r": 11,
    "g": 3,
    "b": 52
  },
  "hsl": {
    "h": 249.796,
    "s": 89.091,
    "l": 10.784
  },
  "oklch": {
    "l": 0.16707,
    "c": 0.09049,
    "h": 279.5
  },
  "luminance": 0.00384
}

Semantic roles & 50–950 ramp

primary

#0B0334

secondary

#68771C

accent

#FF29DC

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#020007

muted

#78777A

Preview Lab

Preview with #0B0334

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

Preview Lab → · Contrast checker → · Palette generator →