#0B3A47#0B3A47

#0B3A47 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.5% C 0.053 H 220.8°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX#0B3A47
RGBrgb(11, 58, 71)
HSLhsl(193, 73%, 16%)
HSVhsv(193, 85%, 28%)
CMYKcmyk(84.5%, 18.3%, 0%, 72.2%)
CIE-LABlab(22.13, -10.16, -12.42)
CIE-LCHlch(22.13, 16.04, 230.71°)
OKLaboklab(32.46% -0.0402 -0.0347)
OKLCHoklch(32.46% 0.053 220.8)
XYZxyz(2.7879, 3.5519, 6.4987)
Luminance0.0355 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B3A47 #47180B
analogous
#0B4736 #0B3A47 #0B1C47
triadic
#0B3A47 #470B3A #3A470B
tetradic
#0B3A47 #360B47 #47180B #1C470B
square
#0B3A47 #360B47 #47180B #1C470B
split-complementary
#0B3A47 #470B1C #47360B
monochromatic
#04161A #04161A #0B3A47 #13657C #1B91B1

Accessibility & contrast

On white

12.28
#0B3A47 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.71
#0B3A47 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3A47
12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B3A47#FFFFFF#000000##FFFFFF
##0B3A471.0012.281.7112.28
#FFFFFF12.281.0021.001.00
#0000001.7121.001.0021.00
##FFFFFF12.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#323848
Deuteranopia (green-blind)
#2A3247
Tritanopia (blue-blind)
#003E3E
Achromatopsia (no color)
#353535

Design tokens & code

CSS
--color: #0b3a47;
/* rgb */ color: rgb(11, 58, 71);
/* oklch */ color: oklch(32.5% 0.053 220.8);
Tailwind
colors: {
  custom: {
    50: '#55707a',
    500: '#0b3a47',
    950: '#000000',
  },
}
SCSS
$custom: #0b3a47;
$custom-light: #55707a;
$custom-dark: #000000;
JSON
{
  "hex": "#0b3a47",
  "rgb": {
    "r": 11,
    "g": 58,
    "b": 71
  },
  "hsl": {
    "h": 193,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32458,
    "c": 0.05312,
    "h": 220.8
  },
  "luminance": 0.03552
}

Semantic roles & 50–950 ramp

primary
#0B3A47
secondary
#833E2A
accent
#6038F0
background
#F5F6F7
surface
#E9ECED
border
#C5C7C8
text
#030709
muted
#787A7B

Preview Lab

Preview with #0B3A47

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

Preview Lab → · Contrast checker → · Palette generator →

#0B3A47 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva