#0F0B4A#0F0B4A

#0F0B4A is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.4% C 0.110 H 274.7°. Best body text is #FFFFFF at 17.99:1 contrast (WCAG AA passes).

Color values

HEX	#0F0B4A
RGB	rgb(15, 11, 74)
HSL	hsl(244, 74%, 17%)
HSV	hsv(244, 85%, 29%)
CMYK	cmyk(79.7%, 85.1%, 0%, 71%)
CIE-LAB	lab(7.54, 25.37, -37.80)
CIE-LCH	lch(7.54, 45.52, 303.87°)
OKLab	oklab(21.39% 0.0089 -0.1094)
OKLCH	oklch(21.39% 0.11 274.7)
XYZ	xyz(1.5523, 0.8352, 6.5566)
Luminance	0.0083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0B4A #464A0B

analogous

#0B274A #0F0B4A #2F0B4A

triadic

#0F0B4A #4A0F0B #0B4A0F

tetradic

#0F0B4A #4A0B27 #464A0B #0B4A2F

square

#0F0B4A #4A0B27 #464A0B #0B4A2F

split-complementary

#0F0B4A #4A2F0B #274A0B

monochromatic

#05041B #05041B #0F0B4A #1A137F #251BB5

Accessibility & contrast

On white

17.99

#0F0B4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0F0B4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0B4A

17.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0B4A	#FFFFFF	#000000	##FFFFFF
##0F0B4A	1.00	17.99	1.17	17.99
#FFFFFF	17.99	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00194C

Deuteranopia (green-blind)

#001449

Tritanopia (blue-blind)

#001E2A

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0f0b4a;
/* rgb */ color: rgb(15, 11, 74);
/* oklch */ color: oklch(21.4% 0.110 274.7);

Tailwind

colors: {
  custom: {
    50: '#594b7d',
    500: '#0f0b4a',
    950: '#000000',
  },
}

SCSS

$custom: #0f0b4a;
$custom-light: #594b7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0b4a",
  "rgb": {
    "r": 15,
    "g": 11,
    "b": 74
  },
  "hsl": {
    "h": 243.81,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.21394,
    "c": 0.10972,
    "h": 274.7
  },
  "luminance": 0.00835
}

Semantic roles & 50–950 ramp

primary

#0F0B4A

secondary

#80862B

accent

#F137E5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0F0B4A

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

Preview Lab → · Contrast checker → · Palette generator →