#0A0D48#0A0D48

#0A0D48 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.1% C 0.106 H 270.8°. Best body text is #FFFFFF at 18.04:1 contrast (WCAG AA passes).

Color values

HEX	#0A0D48
RGB	rgb(10, 13, 72)
HSL	hsl(237, 76%, 16%)
HSV	hsv(237, 86%, 28%)
CMYK	cmyk(86.1%, 81.9%, 0%, 71.8%)
CIE-LAB	lab(7.41, 22.78, -36.64)
CIE-LCH	lch(7.41, 43.14, 301.87°)
OKLab	oklab(21.13% 0.0015 -0.1062)
OKLCH	oklch(21.13% 0.106 270.8)
XYZ	xyz(1.4384, 0.8201, 6.2121)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0D48 #48450A

analogous

#0A2C48 #0A0D48 #260A48

triadic

#0A0D48 #480A0D #0D480A

tetradic

#0A0D48 #480A2C #48450A #0A4826

square

#0A0D48 #480A2C #48450A #0A4826

split-complementary

#0A0D48 #48260A #2C480A

monochromatic

#04051B #04051B #0A0D48 #11177E #1920B3

Accessibility & contrast

On white

18.04

#0A0D48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0A0D48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0D48

18.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0D48	#FFFFFF	#000000	##FFFFFF
##0A0D48	1.00	18.04	1.16	18.04
#FFFFFF	18.04	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00194A

Deuteranopia (green-blind)

#001347

Tritanopia (blue-blind)

#001E29

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0a0d48;
/* rgb */ color: rgb(10, 13, 72);
/* oklch */ color: oklch(21.1% 0.106 270.8);

Tailwind

colors: {
  custom: {
    50: '#564c7c',
    500: '#0a0d48',
    950: '#000000',
  },
}

SCSS

$custom: #0a0d48;
$custom-light: #564c7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0d48",
  "rgb": {
    "r": 10,
    "g": 13,
    "b": 72
  },
  "hsl": {
    "h": 237.097,
    "s": 75.61,
    "l": 16.078
  },
  "oklch": {
    "l": 0.21125,
    "c": 0.10617,
    "h": 270.8
  },
  "luminance": 0.0082
}

Semantic roles & 50–950 ramp

primary

#0A0D48

secondary

#858029

accent

#E936F2

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #0A0D48

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

Preview Lab → · Contrast checker → · Palette generator →