#0B3849#0B3849

#0B3849 is a dark, muted cyan. Relative luminance 0.034; OKLCH L 32.0% C 0.055 H 228.2°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#0B3849
RGB	rgb(11, 56, 73)
HSL	hsl(196, 74%, 16%)
HSV	hsv(196, 85%, 29%)
CMYK	cmyk(84.9%, 23.3%, 0%, 71.4%)
CIE-LAB	lab(21.51, -8.09, -14.72)
CIE-LCH	lch(21.51, 16.80, 241.21°)
OKLab	oklab(31.99% -0.037 -0.0413)
OKLCH	oklch(31.99% 0.055 228.2)
XYZ	xyz(2.7543, 3.3802, 6.8093)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3849 #491C0B

analogous

#0B493B #0B3849 #0B1949

triadic

#0B3849 #490B38 #38490B

tetradic

#0B3849 #3B0B49 #491C0B #19490B

square

#0B3849 #3B0B49 #491C0B #19490B

split-complementary

#0B3849 #490B19 #493B0B

monochromatic

#04141B #04141B #0B3849 #13617E #1B8AB3

Accessibility & contrast

On white

12.53

#0B3849 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#0B3849 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3849

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3849	#FFFFFF	#000000	##FFFFFF
##0B3849	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F374A

Deuteranopia (green-blind)

#273149

Tritanopia (blue-blind)

#003D3E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #0b3849;
/* rgb */ color: rgb(11, 56, 73);
/* oklch */ color: oklch(32.0% 0.055 228.2);

Tailwind

colors: {
  custom: {
    50: '#556e7b',
    500: '#0b3849',
    950: '#000000',
  },
}

SCSS

$custom: #0b3849;
$custom-light: #556e7b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3849",
  "rgb": {
    "r": 11,
    "g": 56,
    "b": 73
  },
  "hsl": {
    "h": 196.452,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.31989,
    "c": 0.05546,
    "h": 228.2
  },
  "luminance": 0.03381
}

Semantic roles & 50–950 ramp

primary

#0B3849

secondary

#85432A

accent

#6A37F0

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030709

muted

#787A7B

Preview Lab

Preview with #0B3849

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

Preview Lab → · Contrast checker → · Palette generator →