#0D1F40#0D1F40

#0D1F40 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.5% C 0.067 H 261.4°. Best body text is #FFFFFF at 16.31:1 contrast (WCAG AA passes).

Color values

HEX	#0D1F40
RGB	rgb(13, 31, 64)
HSL	hsl(219, 66%, 15%)
HSV	hsv(219, 80%, 25%)
CMYK	cmyk(79.7%, 51.6%, 0%, 74.9%)
CIE-LAB	lab(12.19, 6.12, -23.22)
CIE-LCH	lch(12.19, 24.01, 284.76°)
OKLab	oklab(24.5% -0.0101 -0.0665)
OKLCH	oklch(24.5% 0.067 261.4)
XYZ	xyz(1.5810, 1.4355, 5.0433)
Luminance	0.0144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1F40 #402E0D

analogous

#0D3840 #0D1F40 #150D40

triadic

#0D1F40 #400D1F #1F400D

tetradic

#0D1F40 #400D38 #402E0D #0D4015

square

#0D1F40 #400D38 #402E0D #0D4015

split-complementary

#0D1F40 #40150D #38400D

monochromatic

#050C19 #050C19 #0D1F40 #173873 #2250A6

Accessibility & contrast

On white

16.31

#0D1F40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0D1F40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1F40

16.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1F40	#FFFFFF	#000000	##FFFFFF
##0D1F40	1.00	16.31	1.29	16.31
#FFFFFF	16.31	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E2241

Deuteranopia (green-blind)

#051E3F

Tritanopia (blue-blind)

#00272C

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0d1f40;
/* rgb */ color: rgb(13, 31, 64);
/* oklch */ color: oklch(24.5% 0.067 261.4);

Tailwind

colors: {
  custom: {
    50: '#535a75',
    500: '#0d1f40',
    950: '#000000',
  },
}

SCSS

$custom: #0d1f40;
$custom-light: #535a75;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1f40",
  "rgb": {
    "r": 13,
    "g": 31,
    "b": 64
  },
  "hsl": {
    "h": 218.824,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.24501,
    "c": 0.06723,
    "h": 261.4
  },
  "luminance": 0.01436
}

Semantic roles & 50–950 ramp

primary

#0D1F40

secondary

#7C602D

accent

#AD3FE9

background

#F5F5F7

surface

#E8E9ED

border

#C4C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #0D1F40

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

Preview Lab → · Contrast checker → · Palette generator →