#0B223C#0B223C

#0B223C is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.9% C 0.057 H 253.5°. Best body text is #FFFFFF at 16.05:1 contrast (WCAG AA passes).

Color values

HEX	#0B223C
RGB	rgb(11, 34, 60)
HSL	hsl(212, 69%, 14%)
HSV	hsv(212, 82%, 24%)
CMYK	cmyk(81.7%, 43.3%, 0%, 76.5%)
CIE-LAB	lab(12.87, 1.69, -19.33)
CIE-LCH	lch(12.87, 19.40, 274.98°)
OKLab	oklab(24.91% -0.0163 -0.055)
OKLCH	oklch(24.91% 0.057 253.5)
XYZ	xyz(1.5253, 1.5413, 4.4912)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B223C #3C250B

analogous

#0B3B3C #0B223C #0D0B3C

triadic

#0B223C #3C0B22 #223C0B

tetradic

#0B223C #3C0B3B #3C250B #0B3C0D

square

#0B223C #3C0B3B #3C250B #0B3C0D

split-complementary

#0B223C #3C0D0B #3B3C0B

monochromatic

#050F1A #050F1A #0B223C #143F70 #1E5DA3

Accessibility & contrast

On white

16.05

#0B223C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#0B223C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B223C

16.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B223C	#FFFFFF	#000000	##FFFFFF
##0B223C	1.00	16.05	1.31	16.05
#FFFFFF	16.05	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16243D

Deuteranopia (green-blind)

#0F1F3B

Tritanopia (blue-blind)

#00282C

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0b223c;
/* rgb */ color: rgb(11, 34, 60);
/* oklch */ color: oklch(24.9% 0.057 253.5);

Tailwind

colors: {
  custom: {
    50: '#515c72',
    500: '#0b223c',
    950: '#000000',
  },
}

SCSS

$custom: #0b223c;
$custom-light: #515c72;
$custom-dark: #000000;

JSON

{
  "hex": "#0b223c",
  "rgb": {
    "r": 11,
    "g": 34,
    "b": 60
  },
  "hsl": {
    "h": 211.837,
    "s": 69.014,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24909,
    "c": 0.05741,
    "h": 253.5
  },
  "luminance": 0.01541
}

Semantic roles & 50–950 ramp

primary

#0B223C

secondary

#79542A

accent

#993CEC

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020408

muted

#78797B

Preview Lab

Preview with #0B223C

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

Preview Lab → · Contrast checker → · Palette generator →