#0B223F#0B223F

#0B223F is a dark, moderate cyan. Relative luminance 0.016; OKLCH L 25.1% C 0.062 H 255.6°. Best body text is #FFFFFF at 15.97:1 contrast (WCAG AA passes).

Color values

HEX#0B223F
RGBrgb(11, 34, 63)
HSLhsl(213, 70%, 15%)
HSVhsv(213, 83%, 25%)
CMYKcmyk(82.5%, 46%, 0%, 75.3%)
CIE-LABlab(13.07, 3.02, -21.12)
CIE-LCHlch(13.07, 21.33, 278.15°)
OKLaboklab(25.13% -0.0155 -0.0603)
OKLCHoklch(25.13% 0.062 255.6)
XYZxyz(1.6069, 1.5739, 4.9208)
Luminance0.0157 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B223F #3F280B
analogous
#0B3C3F #0B223F #0E0B3F
triadic
#0B223F #3F0B22 #223F0B
tetradic
#0B223F #3F0B3C #3F280B #0B3F0E
square
#0B223F #3F0B3C #3F280B #0B3F0E
split-complementary
#0B223F #3F0E0B #3C3F0B
monochromatic
#050E1A #050E1A #0B223F #143E73 #1D5AA7

Accessibility & contrast

On white

15.97
#0B223F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.31
#0B223F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B223F
15.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B223F#FFFFFF#000000##FFFFFF
##0B223F1.0015.971.3115.97
#FFFFFF15.971.0021.001.00
#0000001.3121.001.0021.00
##FFFFFF15.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#142440
Deuteranopia (green-blind)
#0C1F3E
Tritanopia (blue-blind)
#00292D
Achromatopsia (no color)
#222222

Design tokens & code

CSS
--color: #0b223f;
/* rgb */ color: rgb(11, 34, 63);
/* oklch */ color: oklch(25.1% 0.062 255.6);
Tailwind
colors: {
  custom: {
    50: '#525c74',
    500: '#0b223f',
    950: '#000000',
  },
}
SCSS
$custom: #0b223f;
$custom-light: #525c74;
$custom-dark: #000000;
JSON
{
  "hex": "#0b223f",
  "rgb": {
    "r": 11,
    "g": 34,
    "b": 63
  },
  "hsl": {
    "h": 213.462,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25132,
    "c": 0.06223,
    "h": 255.6
  },
  "luminance": 0.01574
}

Semantic roles & 50–950 ramp

primary
#0B223F
secondary
#7C582A
accent
#9E3BED
background
#F4F5F7
surface
#E7E9ED
border
#C3C5C8
text
#020408
muted
#78797B

Preview Lab

Preview with #0B223F

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

Preview Lab → · Contrast checker → · Palette generator →

#0B223F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva