#0B203A#0B203A

#0B203A is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 24.2% C 0.057 H 255.1°. Best body text is #FFFFFF at 16.38:1 contrast (WCAG AA passes).

Color values

HEX	#0B203A
RGB	rgb(11, 32, 58)
HSL	hsl(213, 68%, 14%)
HSV	hsv(213, 81%, 23%)
CMYK	cmyk(81%, 44.8%, 0%, 77.3%)
CIE-LAB	lab(12.02, 2.31, -19.26)
CIE-LCH	lch(12.02, 19.40, 276.84°)
OKLab	oklab(24.2% -0.0146 -0.0549)
OKLCH	oklch(24.2% 0.057 255.1)
XYZ	xyz(1.4180, 1.4095, 4.1995)
Luminance	0.0141 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B203A #3A250B

analogous

#0B373A #0B203A #0D0B3A

triadic

#0B203A #3A0B20 #203A0B

tetradic

#0B203A #3A0B37 #3A250B #0B3A0D

square

#0B203A #3A0B37 #3A250B #0B3A0D

split-complementary

#0B203A #3A0D0B #373A0B

monochromatic

#050E1A #050E1A #0B203A #153C6D #1F59A1

Accessibility & contrast

On white

16.38

#0B203A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#0B203A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B203A

16.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B203A	#FFFFFF	#000000	##FFFFFF
##0B203A	1.00	16.38	1.28	16.38
#FFFFFF	16.38	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14223B

Deuteranopia (green-blind)

#0D1E39

Tritanopia (blue-blind)

#00262A

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0b203a;
/* rgb */ color: rgb(11, 32, 58);
/* oklch */ color: oklch(24.2% 0.057 255.1);

Tailwind

colors: {
  custom: {
    50: '#515b70',
    500: '#0b203a',
    950: '#000000',
  },
}

SCSS

$custom: #0b203a;
$custom-light: #515b70;
$custom-dark: #000000;

JSON

{
  "hex": "#0b203a",
  "rgb": {
    "r": 11,
    "g": 32,
    "b": 58
  },
  "hsl": {
    "h": 213.191,
    "s": 68.116,
    "l": 13.529
  },
  "oklch": {
    "l": 0.24204,
    "c": 0.05677,
    "h": 255.1
  },
  "luminance": 0.0141
}

Semantic roles & 50–950 ramp

primary

#0B203A

secondary

#77542A

accent

#9D3DEB

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #0B203A

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

Preview Lab → · Contrast checker → · Palette generator →