#0D0F4B#0D0F4B

#0D0F4B is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.0% C 0.107 H 272.0°. Best body text is #FFFFFF at 17.69:1 contrast (WCAG AA passes).

Color values

HEX	#0D0F4B
RGB	rgb(13, 15, 75)
HSL	hsl(238, 70%, 17%)
HSV	hsv(238, 83%, 29%)
CMYK	cmyk(82.7%, 80%, 0%, 70.6%)
CIE-LAB	lab(8.44, 22.98, -37.03)
CIE-LCH	lch(8.44, 43.58, 301.83°)
OKLab	oklab(22.03% 0.0037 -0.1072)
OKLCH	oklch(22.03% 0.107 272)
XYZ	xyz(1.6064, 0.9350, 6.7511)
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

#0D0F4B #4B490D

analogous

#0D2E4B #0D0F4B #2A0D4B

triadic

#0D0F4B #4B0D0F #0F4B0D

tetradic

#0D0F4B #4B0D2E #4B490D #0D4B2A

square

#0D0F4B #4B0D2E #4B490D #0D4B2A

split-complementary

#0D0F4B #4B2A0D #2E4B0D

monochromatic

#05051A #05051A #0D0F4B #16197F #1F24B3

Accessibility & contrast

On white

17.69

#0D0F4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#0D0F4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D0F4B

17.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D0F4B	#FFFFFF	#000000	##FFFFFF
##0D0F4B	1.00	17.69	1.19	17.69
#FFFFFF	17.69	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B4D

Deuteranopia (green-blind)

#00154A

Tritanopia (blue-blind)

#00202C

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0d0f4b;
/* rgb */ color: rgb(13, 15, 75);
/* oklch */ color: oklch(22.0% 0.107 272.0);

Tailwind

colors: {
  custom: {
    50: '#584d7e',
    500: '#0d0f4b',
    950: '#000000',
  },
}

SCSS

$custom: #0d0f4b;
$custom-light: #584d7e;
$custom-dark: #000000;

JSON

{
  "hex": "#0d0f4b",
  "rgb": {
    "r": 13,
    "g": 15,
    "b": 75
  },
  "hsl": {
    "h": 238.065,
    "s": 70.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.22032,
    "c": 0.10722,
    "h": 272
  },
  "luminance": 0.00935
}

Semantic roles & 50–950 ramp

primary

#0D0F4B

secondary

#86832E

accent

#E73BED

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0D0F4B

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

Preview Lab → · Contrast checker → · Palette generator →