#0F0B43#0F0B43

#0F0B43 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.5% C 0.100 H 276.2°. Best body text is #FFFFFF at 18.27:1 contrast (WCAG AA passes).

Color values

HEX	#0F0B43
RGB	rgb(15, 11, 67)
HSL	hsl(244, 72%, 15%)
HSV	hsv(244, 84%, 26%)
CMYK	cmyk(77.6%, 83.6%, 0%, 73.7%)
CIE-LAB	lab(6.74, 22.46, -34.20)
CIE-LCH	lch(6.74, 40.92, 303.30°)
OKLab	oklab(20.52% 0.0107 -0.0992)
OKLCH	oklch(20.52% 0.1 276.2)
XYZ	xyz(1.3295, 0.7460, 5.3830)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0B43 #3F430B

analogous

#0B2343 #0F0B43 #2B0B43

triadic

#0F0B43 #430F0B #0B430F

tetradic

#0F0B43 #430B23 #3F430B #0B432B

square

#0F0B43 #430B23 #3F430B #0B432B

split-complementary

#0F0B43 #432B0B #23430B

monochromatic

#06041A #06041A #0F0B43 #1B1478 #271CAC

Accessibility & contrast

On white

18.27

#0F0B43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0F0B43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0B43

18.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0B43	#FFFFFF	#000000	##FFFFFF
##0F0B43	1.00	18.27	1.15	18.27
#FFFFFF	18.27	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001745

Deuteranopia (green-blind)

#001242

Tritanopia (blue-blind)

#001B26

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0f0b43;
/* rgb */ color: rgb(15, 11, 67);
/* oklch */ color: oklch(20.5% 0.100 276.2);

Tailwind

colors: {
  custom: {
    50: '#574b78',
    500: '#0f0b43',
    950: '#000000',
  },
}

SCSS

$custom: #0f0b43;
$custom-light: #574b78;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0b43",
  "rgb": {
    "r": 15,
    "g": 11,
    "b": 67
  },
  "hsl": {
    "h": 244.286,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.20523,
    "c": 0.09979,
    "h": 276.2
  },
  "luminance": 0.00746
}

Semantic roles & 50–950 ramp

primary

#0F0B43

secondary

#79802A

accent

#EF39E2

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #0F0B43

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

Preview Lab → · Contrast checker → · Palette generator →