#0B0534#0B0534

#0B0534 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.2% C 0.087 H 278.6°. Best body text is #FFFFFF at 19.34:1 contrast (WCAG AA passes).

Color values

HEX	#0B0534
RGB	rgb(11, 5, 52)
HSL	hsl(248, 82%, 11%)
HSV	hsv(248, 90%, 20%)
CMYK	cmyk(78.8%, 90.4%, 0%, 79.6%)
CIE-LAB	lab(3.86, 16.61, -28.03)
CIE-LCH	lch(3.86, 32.59, 300.65°)
OKLab	oklab(17.16% 0.013 -0.0861)
OKLCH	oklch(17.16% 0.087 278.6)
XYZ	xyz(0.8119, 0.4276, 3.2879)
Luminance	0.0043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0534 #2E3405

analogous

#051634 #0B0534 #220534

triadic

#0B0534 #340B05 #05340B

tetradic

#0B0534 #340516 #2E3405 #053422

square

#0B0534 #340516 #2E3405 #053422

split-complementary

#0B0534 #342205 #163405

monochromatic

#06031C #06031C #0B0534 #170A6C #2310A4

Accessibility & contrast

On white

19.34

#0B0534 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#0B0534 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0534

19.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0534	#FFFFFF	#000000	##FFFFFF
##0B0534	1.00	19.34	1.09	19.34
#FFFFFF	19.34	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001035

Deuteranopia (green-blind)

#000C33

Tritanopia (blue-blind)

#00121C

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #0b0534;
/* rgb */ color: rgb(11, 5, 52);
/* oklch */ color: oklch(17.2% 0.087 278.6);

Tailwind

colors: {
  custom: {
    50: '#4f486c',
    500: '#0b0534',
    950: '#000000',
  },
}

SCSS

$custom: #0b0534;
$custom-light: #4f486c;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0534",
  "rgb": {
    "r": 11,
    "g": 5,
    "b": 52
  },
  "hsl": {
    "h": 247.66,
    "s": 82.456,
    "l": 11.176
  },
  "oklch": {
    "l": 0.17164,
    "c": 0.08711,
    "h": 278.6
  },
  "luminance": 0.00428
}

Semantic roles & 50–950 ramp

primary

#0B0534

secondary

#6A751F

accent

#F92FDF

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#020007

muted

#78777A

Preview Lab

Preview with #0B0534

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

Preview Lab → · Contrast checker → · Palette generator →