#0D102C#0D102C

#0D102C is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.9% C 0.056 H 275.1°. Best body text is #FFFFFF at 18.62:1 contrast (WCAG AA passes).

Color values

HEX	#0D102C
RGB	rgb(13, 16, 44)
HSL	hsl(234, 54%, 11%)
HSV	hsv(234, 70%, 17%)
CMYK	cmyk(70.5%, 63.6%, 0%, 82.7%)
CIE-LAB	lab(5.76, 8.17, -19.04)
CIE-LCH	lch(5.76, 20.72, 293.22°)
OKLab	oklab(18.9% 0.005 -0.0557)
OKLCH	oklch(18.9% 0.056 275.1)
XYZ	xyz(0.8057, 0.6379, 2.4631)
Luminance	0.0064 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D102C #2C290D

analogous

#0D1F2C #0D102C #190D2C

triadic

#0D102C #2C0D10 #102C0D

tetradic

#0D102C #2C0D1F #2C290D #0D2C19

square

#0D102C #2C0D1F #2C290D #0D2C19

split-complementary

#0D102C #2C190D #1F2C0D

monochromatic

#070918 #070918 #0D102C #1B215B #29328A

Accessibility & contrast

On white

18.62

#0D102C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0D102C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D102C

18.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D102C	#FFFFFF	#000000	##FFFFFF
##0D102C	1.00	18.62	1.13	18.62
#FFFFFF	18.62	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03142D

Deuteranopia (green-blind)

#01112B

Tritanopia (blue-blind)

#01161B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0d102c;
/* rgb */ color: rgb(13, 16, 44);
/* oklch */ color: oklch(18.9% 0.056 275.1);

Tailwind

colors: {
  custom: {
    50: '#4e4e65',
    500: '#0d102c',
    950: '#000000',
  },
}

SCSS

$custom: #0d102c;
$custom-light: #4e4e65;
$custom-dark: #000000;

JSON

{
  "hex": "#0d102c",
  "rgb": {
    "r": 13,
    "g": 16,
    "b": 44
  },
  "hsl": {
    "h": 234.194,
    "s": 54.386,
    "l": 11.176
  },
  "oklch": {
    "l": 0.18903,
    "c": 0.05592,
    "h": 275.1
  },
  "luminance": 0.00638
}

Semantic roles & 50–950 ramp

primary

#0D102C

secondary

#67612E

accent

#CF4ADE

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020105

muted

#78777A

Preview Lab

Preview with #0D102C

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

Preview Lab → · Contrast checker → · Palette generator →