#0A1647#0A1647

#0A1647 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.8% C 0.093 H 267.6°. Best body text is #FFFFFF at 17.23:1 contrast (WCAG AA passes).

Color values

HEX#0A1647
RGBrgb(10, 22, 71)
HSLhsl(228, 75%, 16%)
HSVhsv(228, 86%, 28%)
CMYKcmyk(85.9%, 69%, 0%, 72.2%)
CIE-LABlab(9.74, 15.80, -32.10)
CIE-LCHlch(9.74, 35.78, 296.21°)
OKLaboklab(22.8% -0.004 -0.0928)
OKLCHoklch(22.8% 0.093 267.6)
XYZxyz(1.5490, 1.0931, 6.0894)
Luminance0.0109 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0A1647 #473B0A
analogous
#0A3447 #0A1647 #1C0A47
triadic
#0A1647 #470A16 #16470A
tetradic
#0A1647 #470A34 #473B0A #0A471C
square
#0A1647 #470A34 #473B0A #0A471C
split-complementary
#0A1647 #471C0A #34470A
monochromatic
#04081B #04081B #0A1647 #12277D #1937B2

Accessibility & contrast

On white

17.23
#0A1647 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.22
#0A1647 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1647
17.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0A1647#FFFFFF#000000##FFFFFF
##0A16471.0017.231.2217.23
#FFFFFF17.231.0021.001.00
#0000001.2221.001.0021.00
##FFFFFF17.231.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001E49
Deuteranopia (green-blind)
#001846
Tritanopia (blue-blind)
#00232C
Achromatopsia (no color)
#1B1B1B

Design tokens & code

CSS
--color: #0a1647;
/* rgb */ color: rgb(10, 22, 71);
/* oklch */ color: oklch(22.8% 0.093 267.6);
Tailwind
colors: {
  custom: {
    50: '#55527b',
    500: '#0a1647',
    950: '#000000',
  },
}
SCSS
$custom: #0a1647;
$custom-light: #55527b;
$custom-dark: #000000;
JSON
{
  "hex": "#0a1647",
  "rgb": {
    "r": 10,
    "g": 22,
    "b": 71
  },
  "hsl": {
    "h": 228.197,
    "s": 75.309,
    "l": 15.882
  },
  "oklch": {
    "l": 0.22801,
    "c": 0.09288,
    "h": 267.6
  },
  "luminance": 0.01093
}

Semantic roles & 50–950 ramp

primary
#0A1647
secondary
#847229
accent
#CD36F2
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#030209
muted
#78787B

Preview Lab

Preview with #0A1647

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

Preview Lab → · Contrast checker → · Palette generator →

#0A1647 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva