#0A1044#0A1044

#0A1044 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.2% C 0.097 H 270.2°. Best body text is #FFFFFF at 17.94:1 contrast (WCAG AA passes).

Color values

HEX	#0A1044
RGB	rgb(10, 16, 68)
HSL	hsl(234, 74%, 15%)
HSV	hsv(234, 85%, 27%)
CMYK	cmyk(85.3%, 76.5%, 0%, 73.3%)
CIE-LAB	lab(7.70, 19.04, -33.34)
CIE-LCH	lch(7.70, 38.40, 299.73°)
OKLab	oklab(21.2% 0.0004 -0.0965)
OKLCH	oklch(21.2% 0.097 270.2)
XYZ	xyz(1.3535, 0.8523, 5.5609)
Luminance	0.0085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 1.52

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1044 #443E0A

analogous

#0A2D44 #0A1044 #210A44

triadic

#0A1044 #440A10 #10440A

tetradic

#0A1044 #440A2D #443E0A #0A4421

square

#0A1044 #440A2D #443E0A #0A4421

split-complementary

#0A1044 #44210A #2D440A

monochromatic

#04061B #04061B #0A1044 #121D79 #1A29AF

Accessibility & contrast

On white

17.94

#0A1044 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0A1044 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1044

17.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1044	#FFFFFF	#000000	##FFFFFF
##0A1044	1.00	17.94	1.17	17.94
#FFFFFF	17.94	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A46

Deuteranopia (green-blind)

#001443

Tritanopia (blue-blind)

#001E28

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0a1044;
/* rgb */ color: rgb(10, 16, 68);
/* oklch */ color: oklch(21.2% 0.097 270.2);

Tailwind

colors: {
  custom: {
    50: '#554e79',
    500: '#0a1044',
    950: '#000000',
  },
}

SCSS

$custom: #0a1044;
$custom-light: #554e79;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1044",
  "rgb": {
    "r": 10,
    "g": 16,
    "b": 68
  },
  "hsl": {
    "h": 233.793,
    "s": 74.359,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21201,
    "c": 0.09652,
    "h": 270.2
  },
  "luminance": 0.00852
}

Semantic roles & 50–950 ramp

primary

#0A1044

secondary

#817829

accent

#DE37F1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0A1044

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

Preview Lab → · Contrast checker → · Palette generator →