#0A1144#0A1144

#0A1144 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.4% C 0.095 H 269.8°. Best body text is #FFFFFF at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#0A1144
RGB	rgb(10, 17, 68)
HSL	hsl(233, 74%, 15%)
HSV	hsv(233, 85%, 27%)
CMYK	cmyk(85.3%, 75%, 0%, 73.3%)
CIE-LAB	lab(7.97, 18.32, -32.89)
CIE-LCH	lch(7.97, 37.65, 299.11°)
OKLab	oklab(21.4% -0.0003 -0.0952)
OKLCH	oklch(21.4% 0.095 269.8)
XYZ	xyz(1.3687, 0.8826, 5.5660)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1144 #443D0A

analogous

#0A2E44 #0A1144 #200A44

triadic

#0A1144 #440A11 #11440A

tetradic

#0A1144 #440A2E #443D0A #0A4420

square

#0A1144 #440A2E #443D0A #0A4420

split-complementary

#0A1144 #44200A #2E440A

monochromatic

#04071B #04071B #0A1144 #121E79 #1A2CAF

Accessibility & contrast

On white

17.85

#0A1144 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0A1144 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1144

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1144	#FFFFFF	#000000	##FFFFFF
##0A1144	1.00	17.85	1.18	17.85
#FFFFFF	17.85	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A46

Deuteranopia (green-blind)

#001543

Tritanopia (blue-blind)

#001F28

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0a1144;
/* rgb */ color: rgb(10, 17, 68);
/* oklch */ color: oklch(21.4% 0.095 269.8);

Tailwind

colors: {
  custom: {
    50: '#554e78',
    500: '#0a1144',
    950: '#000000',
  },
}

SCSS

$custom: #0a1144;
$custom-light: #554e78;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1144",
  "rgb": {
    "r": 10,
    "g": 17,
    "b": 68
  },
  "hsl": {
    "h": 232.759,
    "s": 74.359,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21402,
    "c": 0.09518,
    "h": 269.8
  },
  "luminance": 0.00883
}

Semantic roles & 50–950 ramp

primary

#0A1144

secondary

#817629

accent

#DB37F1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0A1144

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

Preview Lab → · Contrast checker → · Palette generator →