#0F0B2B#0F0B2B

#0F0B2B is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.8% C 0.062 H 283.8°. Best body text is #FFFFFF at 19.04:1 contrast (WCAG AA passes).

Color values

HEX	#0F0B2B
RGB	rgb(15, 11, 43)
HSL	hsl(248, 59%, 11%)
HSV	hsv(248, 74%, 17%)
CMYK	cmyk(65.1%, 74.4%, 0%, 83.1%)
CIE-LAB	lab(4.65, 10.77, -20.03)
CIE-LCH	lch(4.65, 22.74, 298.26°)
OKLab	oklab(17.83% 0.0148 -0.0605)
OKLCH	oklch(17.83% 0.062 283.8)
XYZ	xyz(0.7526, 0.5153, 2.3448)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0B2B #272B0B

analogous

#0B172B #0F0B2B #1F0B2B

triadic

#0F0B2B #2B0F0B #0B2B0F

tetradic

#0F0B2B #2B0B17 #272B0B #0B2B1F

square

#0F0B2B #2B0B17 #272B0B #0B2B1F

split-complementary

#0F0B2B #2B1F0B #172B0B

monochromatic

#090618 #090618 #0F0B2B #20175C #31248C

Accessibility & contrast

On white

19.04

#0F0B2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0F0B2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0B2B

19.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0B2B	#FFFFFF	#000000	##FFFFFF
##0F0B2B	1.00	19.04	1.10	19.04
#FFFFFF	19.04	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00112C

Deuteranopia (green-blind)

#000F2A

Tritanopia (blue-blind)

#051319

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #0f0b2b;
/* rgb */ color: rgb(15, 11, 43);
/* oklch */ color: oklch(17.8% 0.062 283.8);

Tailwind

colors: {
  custom: {
    50: '#4f4b64',
    500: '#0f0b2b',
    950: '#000000',
  },
}

SCSS

$custom: #0f0b2b;
$custom-light: #4f4b64;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0b2b",
  "rgb": {
    "r": 15,
    "g": 11,
    "b": 43
  },
  "hsl": {
    "h": 247.5,
    "s": 59.259,
    "l": 10.588
  },
  "oklch": {
    "l": 0.17825,
    "c": 0.06226,
    "h": 283.8
  },
  "luminance": 0.00515
}

Semantic roles & 50–950 ramp

primary

#0F0B2B

secondary

#60672B

accent

#E245CF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020105

muted

#78777A

Preview Lab

Preview with #0F0B2B

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

Preview Lab → · Contrast checker → · Palette generator →