#0F0B40#0F0B40

#0F0B40 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.2% C 0.095 H 276.9°. Best body text is #FFFFFF at 18.39:1 contrast (WCAG AA passes).

Color values

HEX	#0F0B40
RGB	rgb(15, 11, 64)
HSL	hsl(245, 71%, 15%)
HSV	hsv(245, 83%, 25%)
CMYK	cmyk(76.6%, 82.8%, 0%, 74.9%)
CIE-LAB	lab(6.42, 21.11, -32.58)
CIE-LCH	lch(6.42, 38.83, 302.94°)
OKLab	oklab(20.16% 0.0114 -0.0947)
OKLCH	oklch(20.16% 0.095 276.9)
XYZ	xyz(1.2418, 0.7110, 4.9213)
Luminance	0.0071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 3.23

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0B40 #3C400B

analogous

#0B2240 #0F0B40 #2A0B40

triadic

#0F0B40 #400F0B #0B400F

tetradic

#0F0B40 #400B22 #3C400B #0B402A

square

#0F0B40 #400B22 #3C400B #0B402A

split-complementary

#0F0B40 #402A0B #22400B

monochromatic

#06041A #06041A #0F0B40 #1B1474 #271DA8

Accessibility & contrast

On white

18.39

#0F0B40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#0F0B40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0B40

18.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0B40	#FFFFFF	#000000	##FFFFFF
##0F0B40	1.00	18.39	1.14	18.39
#FFFFFF	18.39	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001642

Deuteranopia (green-blind)

#00123F

Tritanopia (blue-blind)

#001A24

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #0f0b40;
/* rgb */ color: rgb(15, 11, 64);
/* oklch */ color: oklch(20.2% 0.095 276.9);

Tailwind

colors: {
  custom: {
    50: '#564b75',
    500: '#0f0b40',
    950: '#000000',
  },
}

SCSS

$custom: #0f0b40;
$custom-light: #564b75;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0b40",
  "rgb": {
    "r": 15,
    "g": 11,
    "b": 64
  },
  "hsl": {
    "h": 244.528,
    "s": 70.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.20159,
    "c": 0.09541,
    "h": 276.9
  },
  "luminance": 0.00711
}

Semantic roles & 50–950 ramp

primary

#0F0B40

secondary

#767D2A

accent

#ED3AE0

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #0F0B40

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

Preview Lab → · Contrast checker → · Palette generator →