#0F0F4A#0F0F4A

#0F0F4A is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.0% C 0.105 H 273.6°. Best body text is #FFFFFF at 17.68:1 contrast (WCAG AA passes).

Color values

HEX	#0F0F4A
RGB	rgb(15, 15, 74)
HSL	hsl(240, 66%, 17%)
HSV	hsv(240, 80%, 29%)
CMYK	cmyk(79.7%, 79.7%, 0%, 71%)
CIE-LAB	lab(8.46, 22.81, -36.29)
CIE-LCH	lch(8.46, 42.86, 302.15°)
OKLab	oklab(22.05% 0.0066 -0.105)
OKLCH	oklch(22.05% 0.105 273.6)
XYZ	xyz(1.6034, 0.9375, 6.5737)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0F4A #4A4A0F

analogous

#0F2D4A #0F0F4A #2D0F4A

triadic

#0F0F4A #4A0F0F #0F4A0F

tetradic

#0F0F4A #4A0F2D #4A4A0F #0F4A2D

square

#0F0F4A #4A0F2D #4A4A0F #0F4A2D

split-complementary

#0F0F4A #4A2D0F #2D4A0F

monochromatic

#050519 #050519 #0F0F4A #19197D #2424B0

Accessibility & contrast

On white

17.68

#0F0F4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#0F0F4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0F4A

17.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0F4A	#FFFFFF	#000000	##FFFFFF
##0F0F4A	1.00	17.68	1.19	17.68
#FFFFFF	17.68	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B4C

Deuteranopia (green-blind)

#001649

Tritanopia (blue-blind)

#00202B

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0f0f4a;
/* rgb */ color: rgb(15, 15, 74);
/* oklch */ color: oklch(22.0% 0.105 273.6);

Tailwind

colors: {
  custom: {
    50: '#594e7d',
    500: '#0f0f4a',
    950: '#000000',
  },
}

SCSS

$custom: #0f0f4a;
$custom-light: #594e7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0f4a",
  "rgb": {
    "r": 15,
    "g": 15,
    "b": 74
  },
  "hsl": {
    "h": 240,
    "s": 66.292,
    "l": 17.451
  },
  "oklch": {
    "l": 0.22048,
    "c": 0.10517,
    "h": 273.6
  },
  "luminance": 0.00938
}

Semantic roles & 50–950 ramp

primary

#0F0F4A

secondary

#848430

accent

#E93FE9

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0F0F4A

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

Preview Lab → · Contrast checker → · Palette generator →