#0B3649#0B3649

#0B3649 is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.4% C 0.056 H 232.1°. Best body text is #FFFFFF at 12.82:1 contrast (WCAG AA passes).

Color values

HEX	#0B3649
RGB	rgb(11, 54, 73)
HSL	hsl(198, 74%, 16%)
HSV	hsv(198, 85%, 29%)
CMYK	cmyk(84.9%, 26%, 0%, 71.4%)
CIE-LAB	lab(20.79, -6.79, -15.83)
CIE-LCH	lch(20.79, 17.23, 246.80°)
OKLab	oklab(31.42% -0.0347 -0.0446)
OKLCH	oklch(31.42% 0.056 232.1)
XYZ	xyz(2.6593, 3.1902, 6.7777)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3649 #491E0B

analogous

#0B493D #0B3649 #0B1749

triadic

#0B3649 #490B36 #36490B

tetradic

#0B3649 #3D0B49 #491E0B #17490B

square

#0B3649 #3D0B49 #491E0B #17490B

split-complementary

#0B3649 #490B17 #493D0B

monochromatic

#04141B #04141B #0B3649 #135D7E #1B85B3

Accessibility & contrast

On white

12.82

#0B3649 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#0B3649 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3649

12.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3649	#FFFFFF	#000000	##FFFFFF
##0B3649	1.00	12.82	1.64	12.82
#FFFFFF	12.82	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C354A

Deuteranopia (green-blind)

#242F49

Tritanopia (blue-blind)

#003B3C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0b3649;
/* rgb */ color: rgb(11, 54, 73);
/* oklch */ color: oklch(31.4% 0.056 232.1);

Tailwind

colors: {
  custom: {
    50: '#556d7b',
    500: '#0b3649',
    950: '#000000',
  },
}

SCSS

$custom: #0b3649;
$custom-light: #556d7b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3649",
  "rgb": {
    "r": 11,
    "g": 54,
    "b": 73
  },
  "hsl": {
    "h": 198.387,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.31417,
    "c": 0.05647,
    "h": 232.1
  },
  "luminance": 0.03191
}

Semantic roles & 50–950 ramp

primary

#0B3649

secondary

#85462A

accent

#7037F0

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030709

muted

#787A7B

Preview Lab

Preview with #0B3649

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

Preview Lab → · Contrast checker → · Palette generator →