#0F0B45#0F0B45

#0F0B45 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.103 H 275.7°. Best body text is #FFFFFF at 18.19:1 contrast (WCAG AA passes).

Color values

HEX	#0F0B45
RGB	rgb(15, 11, 69)
HSL	hsl(244, 73%, 16%)
HSV	hsv(244, 84%, 27%)
CMYK	cmyk(78.3%, 84.1%, 0%, 72.9%)
CIE-LAB	lab(6.96, 23.33, -35.25)
CIE-LCH	lch(6.96, 42.27, 303.49°)
OKLab	oklab(20.77% 0.0102 -0.1021)
OKLCH	oklch(20.77% 0.103 275.7)
XYZ	xyz(1.3905, 0.7704, 5.7045)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0B45 #41450B

analogous

#0B2445 #0F0B45 #2C0B45

triadic

#0F0B45 #450F0B #0B450F

tetradic

#0F0B45 #450B24 #41450B #0B452C

square

#0F0B45 #450B24 #41450B #0B452C

split-complementary

#0F0B45 #452C0B #24450B

monochromatic

#06041A #06041A #0F0B45 #1A137A #261CAF

Accessibility & contrast

On white

18.19

#0F0B45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0F0B45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0B45

18.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0B45	#FFFFFF	#000000	##FFFFFF
##0F0B45	1.00	18.19	1.15	18.19
#FFFFFF	18.19	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001847

Deuteranopia (green-blind)

#001344

Tritanopia (blue-blind)

#001C27

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0f0b45;
/* rgb */ color: rgb(15, 11, 69);
/* oklch */ color: oklch(20.8% 0.103 275.7);

Tailwind

colors: {
  custom: {
    50: '#574b79',
    500: '#0f0b45',
    950: '#000000',
  },
}

SCSS

$custom: #0f0b45;
$custom-light: #574b79;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0b45",
  "rgb": {
    "r": 15,
    "g": 11,
    "b": 69
  },
  "hsl": {
    "h": 244.138,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.20769,
    "c": 0.10266,
    "h": 275.7
  },
  "luminance": 0.00771
}

Semantic roles & 50–950 ramp

primary

#0F0B45

secondary

#7B812A

accent

#EF39E3

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #0F0B45

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

Preview Lab → · Contrast checker → · Palette generator →