#0B2D3A#0B2D3A

#0B2D3A is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.0% C 0.045 H 227.3°. Best body text is #FFFFFF at 14.48:1 contrast (WCAG AA passes).

Color values

HEX	#0B2D3A
RGB	rgb(11, 45, 58)
HSL	hsl(197, 68%, 14%)
HSV	hsv(197, 81%, 23%)
CMYK	cmyk(81%, 22.4%, 0%, 77.3%)
CIE-LAB	lab(16.76, -6.97, -11.83)
CIE-LCH	lch(16.76, 13.73, 239.49°)
OKLab	oklab(27.95% -0.0305 -0.0331)
OKLCH	oklch(27.95% 0.045 227.3)
XYZ	xyz(1.8398, 2.2532, 4.3401)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2D3A #3A180B

analogous

#0B3A2F #0B2D3A #0B153A

triadic

#0B2D3A #3A0B2D #2D3A0B

tetradic

#0B2D3A #2F0B3A #3A180B #153A0B

square

#0B2D3A #2F0B3A #3A180B #153A0B

split-complementary

#0B2D3A #3A0B15 #3A2F0B

monochromatic

#05141A #05141A #0B2D3A #15556D #1F7DA1

Accessibility & contrast

On white

14.48

#0B2D3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#0B2D3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2D3A

14.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2D3A	#FFFFFF	#000000	##FFFFFF
##0B2D3A	1.00	14.48	1.45	14.48
#FFFFFF	14.48	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262C3B

Deuteranopia (green-blind)

#20273A

Tritanopia (blue-blind)

#003131

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #0b2d3a;
/* rgb */ color: rgb(11, 45, 58);
/* oklch */ color: oklch(28.0% 0.045 227.3);

Tailwind

colors: {
  custom: {
    50: '#516570',
    500: '#0b2d3a',
    950: '#000000',
  },
}

SCSS

$custom: #0b2d3a;
$custom-light: #516570;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2d3a",
  "rgb": {
    "r": 11,
    "g": 45,
    "b": 58
  },
  "hsl": {
    "h": 196.596,
    "s": 68.116,
    "l": 13.529
  },
  "oklch": {
    "l": 0.27952,
    "c": 0.04506,
    "h": 227.3
  },
  "luminance": 0.02253
}

Semantic roles & 50–950 ramp

primary

#0B2D3A

secondary

#773F2A

accent

#6D3DEB

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020507

muted

#787A7A

Preview Lab

Preview with #0B2D3A

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

Preview Lab → · Contrast checker → · Palette generator →