#0B3645#0B3645

#0B3645 is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.2% C 0.052 H 226.0°. Best body text is #FFFFFF at 12.90:1 contrast (WCAG AA passes).

Color values

HEX	#0B3645
RGB	rgb(11, 54, 69)
HSL	hsl(196, 73%, 16%)
HSV	hsv(196, 84%, 27%)
CMYK	cmyk(84.1%, 21.7%, 0%, 72.9%)
CIE-LAB	lab(20.59, -8.42, -13.44)
CIE-LCH	lch(20.59, 15.86, 237.96°)
OKLab	oklab(31.19% -0.0364 -0.0377)
OKLCH	oklch(31.19% 0.052 226)
XYZ	xyz(2.5309, 3.1389, 6.1015)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3645 #451A0B

analogous

#0B4537 #0B3645 #0B1945

triadic

#0B3645 #450B36 #36450B

tetradic

#0B3645 #370B45 #451A0B #19450B

square

#0B3645 #370B45 #451A0B #19450B

split-complementary

#0B3645 #450B19 #45370B

monochromatic

#04151A #04151A #0B3645 #135F7A #1C89AF

Accessibility & contrast

On white

12.90

#0B3645 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#0B3645 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3645

12.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3645	#FFFFFF	#000000	##FFFFFF
##0B3645	1.00	12.90	1.63	12.90
#FFFFFF	12.90	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3546

Deuteranopia (green-blind)

#262F45

Tritanopia (blue-blind)

#003A3B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0b3645;
/* rgb */ color: rgb(11, 54, 69);
/* oklch */ color: oklch(31.2% 0.052 226.0);

Tailwind

colors: {
  custom: {
    50: '#546d78',
    500: '#0b3645',
    950: '#000000',
  },
}

SCSS

$custom: #0b3645;
$custom-light: #546d78;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3645",
  "rgb": {
    "r": 11,
    "g": 54,
    "b": 69
  },
  "hsl": {
    "h": 195.517,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.31192,
    "c": 0.05242,
    "h": 226
  },
  "luminance": 0.03139
}

Semantic roles & 50–950 ramp

primary

#0B3645

secondary

#81412A

accent

#6839EF

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030709

muted

#787A7B

Preview Lab

Preview with #0B3645

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

Preview Lab → · Contrast checker → · Palette generator →