#0B3544#0B3544

#0B3544 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.8% C 0.052 H 226.5°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#0B3544
RGB	rgb(11, 53, 68)
HSL	hsl(196, 72%, 15%)
HSV	hsv(196, 84%, 27%)
CMYK	cmyk(83.8%, 22.1%, 0%, 73.3%)
CIE-LAB	lab(20.18, -8.17, -13.40)
CIE-LCH	lch(20.18, 15.70, 238.63°)
OKLab	oklab(30.85% -0.0357 -0.0376)
OKLCH	oklch(30.85% 0.052 226.5)
XYZ	xyz(2.4541, 3.0344, 5.9241)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3544 #441A0B

analogous

#0B4436 #0B3544 #0B1944

triadic

#0B3544 #440B35 #35440B

tetradic

#0B3544 #360B44 #441A0B #19440B

square

#0B3544 #360B44 #441A0B #19440B

split-complementary

#0B3544 #440B19 #44360B

monochromatic

#04151A #04151A #0B3544 #145E79 #1C87AD

Accessibility & contrast

On white

13.07

#0B3544 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#0B3544 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3544

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3544	#FFFFFF	#000000	##FFFFFF
##0B3544	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3445

Deuteranopia (green-blind)

#252E44

Tritanopia (blue-blind)

#00393A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #0b3544;
/* rgb */ color: rgb(11, 53, 68);
/* oklch */ color: oklch(30.8% 0.052 226.5);

Tailwind

colors: {
  custom: {
    50: '#546c78',
    500: '#0b3544',
    950: '#000000',
  },
}

SCSS

$custom: #0b3544;
$custom-light: #546c78;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3544",
  "rgb": {
    "r": 11,
    "g": 53,
    "b": 68
  },
  "hsl": {
    "h": 195.789,
    "s": 72.152,
    "l": 15.49
  },
  "oklch": {
    "l": 0.30848,
    "c": 0.05184,
    "h": 226.5
  },
  "luminance": 0.03035
}

Semantic roles & 50–950 ramp

primary

#0B3544

secondary

#81412A

accent

#6939EF

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #0B3544

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

Preview Lab → · Contrast checker → · Palette generator →