#0A112D#0A112D

#0A112D is a very dark, muted blue. Relative luminance 0.007; OKLCH L 19.0% C 0.057 H 269.7°. Best body text is #FFFFFF at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#0A112D
RGB	rgb(10, 17, 45)
HSL	hsl(228, 64%, 11%)
HSV	hsv(228, 78%, 18%)
CMYK	cmyk(77.8%, 62.2%, 0%, 82.4%)
CIE-LAB	lab(5.91, 7.24, -19.56)
CIE-LCH	lch(5.91, 20.86, 290.31°)
OKLab	oklab(19.01% -0.0003 -0.0571)
OKLCH	oklch(19.01% 0.057 269.7)
XYZ	xyz(0.7991, 0.6548, 2.5664)
Luminance	0.0066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.36

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A112D #2D260A

analogous

#0A222D #0A112D #140A2D

triadic

#0A112D #2D0A11 #112D0A

tetradic

#0A112D #2D0A22 #2D260A #0A2D14

square

#0A112D #2D0A22 #2D260A #0A2D14

split-complementary

#0A112D #2D140A #222D0A

monochromatic

#060919 #060919 #0A112D #15245F #203791

Accessibility & contrast

On white

18.57

#0A112D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0A112D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A112D

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A112D	#FFFFFF	#000000	##FFFFFF
##0A112D	1.00	18.57	1.13	18.57
#FFFFFF	18.57	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03152E

Deuteranopia (green-blind)

#00122C

Tritanopia (blue-blind)

#00181C

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0a112d;
/* rgb */ color: rgb(10, 17, 45);
/* oklch */ color: oklch(19.0% 0.057 269.7);

Tailwind

colors: {
  custom: {
    50: '#4d4f66',
    500: '#0a112d',
    950: '#000000',
  },
}

SCSS

$custom: #0a112d;
$custom-light: #4d4f66;
$custom-dark: #000000;

JSON

{
  "hex": "#0a112d",
  "rgb": {
    "r": 10,
    "g": 17,
    "b": 45
  },
  "hsl": {
    "h": 228,
    "s": 63.636,
    "l": 10.784
  },
  "oklch": {
    "l": 0.19011,
    "c": 0.05712,
    "h": 269.7
  },
  "luminance": 0.00655
}

Semantic roles & 50–950 ramp

primary

#0A112D

secondary

#6A5D29

accent

#C641E7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #0A112D

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

Preview Lab → · Contrast checker → · Palette generator →