#0F0B56#0F0B56

#0F0B56 is a very dark, vivid blue. Relative luminance 0.010; OKLCH L 22.9% C 0.126 H 272.6°. Best body text is #FFFFFF at 17.46:1 contrast (WCAG AA passes).

Color values

HEX	#0F0B56
RGB	rgb(15, 11, 86)
HSL	hsl(243, 77%, 19%)
HSV	hsv(243, 87%, 34%)
CMYK	cmyk(82.6%, 87.2%, 0%, 66.3%)
CIE-LAB	lab(9.10, 29.77, -43.50)
CIE-LCH	lch(9.10, 52.71, 304.38°)
OKLab	oklab(22.94% 0.0057 -0.1259)
OKLCH	oklch(22.94% 0.126 272.6)
XYZ	xyz(1.9958, 1.0126, 8.8926)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0B56 #52560B

analogous

#0B2D56 #0F0B56 #350B56

triadic

#0F0B56 #560F0B #0B560F

tetradic

#0F0B56 #560B2D #52560B #0B5635

square

#0F0B56 #560B2D #52560B #0B5635

split-complementary

#0F0B56 #56350B #2D560B

monochromatic

#05031B #060420 #0F0B56 #18128C #2219C3

Accessibility & contrast

On white

17.46

#0F0B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0F0B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0B56

17.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0B56	#FFFFFF	#000000	##FFFFFF
##0F0B56	1.00	17.46	1.20	17.46
#FFFFFF	17.46	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D58

Deuteranopia (green-blind)

#001655

Tritanopia (blue-blind)

#002331

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #0f0b56;
/* rgb */ color: rgb(15, 11, 86);
/* oklch */ color: oklch(22.9% 0.126 272.6);

Tailwind

colors: {
  custom: {
    50: '#5d4c87',
    500: '#0f0b56',
    950: '#000000',
  },
}

SCSS

$custom: #0f0b56;
$custom-light: #5d4c87;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0b56",
  "rgb": {
    "r": 15,
    "g": 11,
    "b": 86
  },
  "hsl": {
    "h": 243.2,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.2294,
    "c": 0.12601,
    "h": 272.6
  },
  "luminance": 0.01013
}

Semantic roles & 50–950 ramp

primary

#0F0B56

secondary

#8C912B

accent

#F434EA

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #0F0B56

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

Preview Lab → · Contrast checker → · Palette generator →