#0B0931#0B0931

#0B0931 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.7% C 0.076 H 277.4°. Best body text is #FFFFFF at 19.13:1 contrast (WCAG AA passes).

Color values

HEX#0B0931
RGBrgb(11, 9, 49)
HSLhsl(243, 69%, 11%)
HSVhsv(243, 82%, 19%)
CMYKcmyk(77.6%, 81.6%, 0%, 80.8%)
CIE-LABlab(4.41, 13.35, -24.93)
CIE-LCHlch(4.41, 28.28, 298.17°)
OKLaboklab(17.66% 0.0099 -0.0756)
OKLCHoklch(17.66% 0.076 277.4)
XYZxyz(0.7899, 0.4882, 2.9577)
Luminance0.0049 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B0931 #2F3109
analogous
#091B31 #0B0931 #1F0931
triadic
#0B0931 #310B09 #09310B
tetradic
#0B0931 #31091B #2F3109 #09311F
square
#0B0931 #31091B #2F3109 #09311F
split-complementary
#0B0931 #311F09 #1B3109
monochromatic
#06051A #06051A #0B0931 #171265 #221C98

Accessibility & contrast

On white

19.13
#0B0931 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.10
#0B0931 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0931
19.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B0931#FFFFFF#000000##FFFFFF
##0B09311.0019.131.1019.13
#FFFFFF19.131.0021.001.00
#0000001.1021.001.0021.00
##FFFFFF19.131.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001132
Deuteranopia (green-blind)
#000E30
Tritanopia (blue-blind)
#00141B
Achromatopsia (no color)
#0F0F0F

Design tokens & code

CSS
--color: #0b0931;
/* rgb */ color: rgb(11, 9, 49);
/* oklch */ color: oklch(17.7% 0.076 277.4);
Tailwind
colors: {
  custom: {
    50: '#4e4a69',
    500: '#0b0931',
    950: '#000000',
  },
}
SCSS
$custom: #0b0931;
$custom-light: #4e4a69;
$custom-dark: #000000;
JSON
{
  "hex": "#0b0931",
  "rgb": {
    "r": 11,
    "g": 9,
    "b": 49
  },
  "hsl": {
    "h": 243,
    "s": 68.966,
    "l": 11.373
  },
  "oklch": {
    "l": 0.17658,
    "c": 0.07622,
    "h": 277.4
  },
  "luminance": 0.00488
}

Semantic roles & 50–950 ramp

primary
#0B0931
secondary
#6B6F27
accent
#EC3CE3
background
#F4F4F6
surface
#E7E7EB
border
#C3C3C6
text
#020106
muted
#78777A

Preview Lab

Preview with #0B0931

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

Preview Lab → · Contrast checker → · Palette generator →

#0B0931 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva