#0F043B#0F043B

#0F043B is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.3% C 0.098 H 281.0°. Best body text is #FFFFFF at 19.08:1 contrast (WCAG AA passes).

Color values

HEX	#0F043B
RGB	rgb(15, 4, 59)
HSL	hsl(252, 87%, 12%)
HSV	hsv(252, 93%, 23%)
CMYK	cmyk(74.6%, 93.2%, 0%, 76.9%)
CIE-LAB	lab(4.55, 22.04, -32.03)
CIE-LCH	lch(4.55, 38.88, 304.53°)
OKLab	oklab(18.28% 0.0186 -0.0957)
OKLCH	oklch(18.28% 0.098 281)
XYZ	xyz(1.0296, 0.5041, 4.1799)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F043B #303B04

analogous

#04153B #0F043B #2B043B

triadic

#0F043B #3B0F04 #043B0F

tetradic

#0F043B #3B0415 #303B04 #043B2B

square

#0F043B #3B0415 #303B04 #043B2B

split-complementary

#0F043B #3B2B04 #153B04

monochromatic

#07021D #07021D #0F043B #1E0874 #2C0CAE

Accessibility & contrast

On white

19.08

#0F043B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0F043B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F043B

19.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F043B	#FFFFFF	#000000	##FFFFFF
##0F043B	1.00	19.08	1.10	19.08
#FFFFFF	19.08	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123D

Deuteranopia (green-blind)

#000E3A

Tritanopia (blue-blind)

#001420

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #0f043b;
/* rgb */ color: rgb(15, 4, 59);
/* oklch */ color: oklch(18.3% 0.098 281.0);

Tailwind

colors: {
  custom: {
    50: '#544772',
    500: '#0f043b',
    950: '#000000',
  },
}

SCSS

$custom: #0f043b;
$custom-light: #544772;
$custom-dark: #000000;

JSON

{
  "hex": "#0f043b",
  "rgb": {
    "r": 15,
    "g": 4,
    "b": 59
  },
  "hsl": {
    "h": 252,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.18281,
    "c": 0.09752,
    "h": 281
  },
  "luminance": 0.00504
}

Semantic roles & 50–950 ramp

primary

#0F043B

secondary

#6A7D1E

accent

#FD2AD3

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#030008

muted

#78777B

Preview Lab

Preview with #0F043B

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

Preview Lab → · Contrast checker → · Palette generator →