#0B3848#0B3848

#0B3848 is a dark, muted cyan. Relative luminance 0.034; OKLCH L 31.9% C 0.055 H 226.7°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#0B3848
RGB	rgb(11, 56, 72)
HSL	hsl(196, 73%, 16%)
HSV	hsv(196, 85%, 28%)
CMYK	cmyk(84.7%, 22.2%, 0%, 71.8%)
CIE-LAB	lab(21.46, -8.49, -14.13)
CIE-LCH	lch(21.46, 16.48, 238.99°)
OKLab	oklab(31.93% -0.0374 -0.0396)
OKLCH	oklch(31.93% 0.055 226.7)
XYZ	xyz(2.7214, 3.3670, 6.6361)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3848 #481B0B

analogous

#0B483A #0B3848 #0B1A48

triadic

#0B3848 #480B38 #38480B

tetradic

#0B3848 #3A0B48 #481B0B #1A480B

square

#0B3848 #3A0B48 #481B0B #1A480B

split-complementary

#0B3848 #480B1A #483A0B

monochromatic

#04151B #04151B #0B3848 #13617D #1B8BB2

Accessibility & contrast

On white

12.55

#0B3848 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#0B3848 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3848

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3848	#FFFFFF	#000000	##FFFFFF
##0B3848	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3749

Deuteranopia (green-blind)

#273148

Tritanopia (blue-blind)

#003D3D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0b3848;
/* rgb */ color: rgb(11, 56, 72);
/* oklch */ color: oklch(31.9% 0.055 226.7);

Tailwind

colors: {
  custom: {
    50: '#556e7b',
    500: '#0b3848',
    950: '#000000',
  },
}

SCSS

$custom: #0b3848;
$custom-light: #556e7b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3848",
  "rgb": {
    "r": 11,
    "g": 56,
    "b": 72
  },
  "hsl": {
    "h": 195.738,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.31934,
    "c": 0.05451,
    "h": 226.7
  },
  "luminance": 0.03367
}

Semantic roles & 50–950 ramp

primary

#0B3848

secondary

#84422A

accent

#6838F0

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030709

muted

#787A7B

Preview Lab

Preview with #0B3848

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

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