#0A1744#0A1744

#0A1744 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.7% C 0.087 H 266.9°. Best body text is #FFFFFF at 17.23:1 contrast (WCAG AA passes).

Color values

HEX#0A1744
RGBrgb(10, 23, 68)
HSLhsl(227, 74%, 15%)
HSVhsv(227, 85%, 27%)
CMYKcmyk(85.3%, 66.2%, 0%, 73.3%)
CIE-LABlab(9.76, 13.69, -29.98)
CIE-LCHlch(9.76, 32.96, 294.55°)
OKLaboklab(22.72% -0.0047 -0.0866)
OKLCHoklch(22.72% 0.087 266.9)
XYZxyz(1.4746, 1.0945, 5.6013)
Luminance0.0109 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0A1744 #44370A
analogous
#0A3444 #0A1744 #1A0A44
triadic
#0A1744 #440A17 #17440A
tetradic
#0A1744 #440A34 #44370A #0A441A
square
#0A1744 #440A34 #44370A #0A441A
split-complementary
#0A1744 #441A0A #34440A
monochromatic
#04091B #04091B #0A1744 #122979 #1A3BAF

Accessibility & contrast

On white

17.23
#0A1744 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.22
#0A1744 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1744
17.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0A1744#FFFFFF#000000##FFFFFF
##0A17441.0017.231.2217.23
#FFFFFF17.231.0021.001.00
#0000001.2221.001.0021.00
##FFFFFF17.231.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001E46
Deuteranopia (green-blind)
#001843
Tritanopia (blue-blind)
#00222A
Achromatopsia (no color)
#1B1B1B

Design tokens & code

CSS
--color: #0a1744;
/* rgb */ color: rgb(10, 23, 68);
/* oklch */ color: oklch(22.7% 0.087 266.9);
Tailwind
colors: {
  custom: {
    50: '#545378',
    500: '#0a1744',
    950: '#000000',
  },
}
SCSS
$custom: #0a1744;
$custom-light: #545378;
$custom-dark: #000000;
JSON
{
  "hex": "#0a1744",
  "rgb": {
    "r": 10,
    "g": 23,
    "b": 68
  },
  "hsl": {
    "h": 226.552,
    "s": 74.359,
    "l": 15.294
  },
  "oklch": {
    "l": 0.22718,
    "c": 0.0867,
    "h": 266.9
  },
  "luminance": 0.01095
}

Semantic roles & 50–950 ramp

primary
#0A1744
secondary
#816D29
accent
#C737F1
background
#F5F4F7
surface
#E9E7ED
border
#C5C3C8
text
#030209
muted
#78787B

Preview Lab

Preview with #0A1744

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

Preview Lab → · Contrast checker → · Palette generator →

#0A1744 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva