#0A0B49#0A0B49

#0A0B49 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.9% C 0.110 H 271.1°. Best body text is #FFFFFF at 18.15:1 contrast (WCAG AA passes).

Color values

HEX#0A0B49
RGBrgb(10, 11, 73)
HSLhsl(239, 76%, 16%)
HSVhsv(239, 86%, 29%)
CMYKcmyk(86.3%, 84.9%, 0%, 71.4%)
CIE-LABlab(7.09, 24.40, -37.86)
CIE-LCHlch(7.09, 45.04, 302.80°)
OKLaboklab(20.92% 0.0022 -0.1098)
OKLCHoklch(20.92% 0.11 271.1)
XYZxyz(1.4470, 0.7848, 6.3772)
Luminance0.0078 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0A0B49 #49480A
analogous
#0A2B49 #0A0B49 #290A49
triadic
#0A0B49 #490A0B #0B490A
tetradic
#0A0B49 #490A2B #49480A #0A4929
square
#0A0B49 #490A2B #49480A #0A4929
split-complementary
#0A0B49 #49290A #2B490A
monochromatic
#04041B #04041B #0A0B49 #11137F #191BB5

Accessibility & contrast

On white

18.15
#0A0B49 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.16
#0A0B49 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0B49
18.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0A0B49#FFFFFF#000000##FFFFFF
##0A0B491.0018.151.1618.15
#FFFFFF18.151.0021.001.00
#0000001.1621.001.0021.00
##FFFFFF18.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00194B
Deuteranopia (green-blind)
#001248
Tritanopia (blue-blind)
#001E29
Achromatopsia (no color)
#161616

Design tokens & code

CSS
--color: #0a0b49;
/* rgb */ color: rgb(10, 11, 73);
/* oklch */ color: oklch(20.9% 0.110 271.1);
Tailwind
colors: {
  custom: {
    50: '#574b7d',
    500: '#0a0b49',
    950: '#000000',
  },
}
SCSS
$custom: #0a0b49;
$custom-light: #574b7d;
$custom-dark: #000000;
JSON
{
  "hex": "#0a0b49",
  "rgb": {
    "r": 10,
    "g": 11,
    "b": 73
  },
  "hsl": {
    "h": 239.048,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.20921,
    "c": 0.10983,
    "h": 271.1
  },
  "luminance": 0.00785
}

Semantic roles & 50–950 ramp

primary
#0A0B49
secondary
#868429
accent
#EF35F2
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#04010A
muted
#79777C

Preview Lab

Preview with #0A0B49

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

Preview Lab → · Contrast checker → · Palette generator →

#0A0B49 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva