#0D1F4D#0D1F4D

#0D1F4D is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.6% C 0.088 H 264.7°. Best body text is #FFFFFF at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#0D1F4D
RGB	rgb(13, 31, 77)
HSL	hsl(223, 71%, 18%)
HSV	hsv(223, 83%, 30%)
CMYK	cmyk(83.1%, 59.7%, 0%, 69.8%)
CIE-LAB	lab(13.24, 11.90, -30.56)
CIE-LCH	lch(13.24, 32.79, 291.28°)
OKLab	oklab(25.63% -0.0082 -0.088)
OKLCH	oklch(25.63% 0.088 264.7)
XYZ	xyz(1.9950, 1.6011, 7.2236)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1F4D #4D3B0D

analogous

#0D3F4D #0D1F4D #1B0D4D

triadic

#0D1F4D #4D0D1F #1F4D0D

tetradic

#0D1F4D #4D0D3F #4D3B0D #0D4D1B

square

#0D1F4D #4D0D3F #4D3B0D #0D4D1B

split-complementary

#0D1F4D #4D1B0D #3F4D0D

monochromatic

#040B1A #040B1A #0D1F4D #163481 #1F49B6

Accessibility & contrast

On white

15.91

#0D1F4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#0D1F4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1F4D

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1F4D	#FFFFFF	#000000	##FFFFFF
##0D1F4D	1.00	15.91	1.32	15.91
#FFFFFF	15.91	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00254F

Deuteranopia (green-blind)

#001F4C

Tritanopia (blue-blind)

#002A32

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0d1f4d;
/* rgb */ color: rgb(13, 31, 77);
/* oklch */ color: oklch(25.6% 0.088 264.7);

Tailwind

colors: {
  custom: {
    50: '#575a7f',
    500: '#0d1f4d',
    950: '#000000',
  },
}

SCSS

$custom: #0d1f4d;
$custom-light: #575a7f;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1f4d",
  "rgb": {
    "r": 13,
    "g": 31,
    "b": 77
  },
  "hsl": {
    "h": 223.125,
    "s": 71.111,
    "l": 17.647
  },
  "oklch": {
    "l": 0.25632,
    "c": 0.08843,
    "h": 264.7
  },
  "luminance": 0.01601
}

Semantic roles & 50–950 ramp

primary

#0D1F4D

secondary

#886F2E

accent

#BB3AEE

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #0D1F4D

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

Preview Lab → · Contrast checker → · Palette generator →