#0B3256#0B3256

#0B3256 is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.1% C 0.077 H 250.5°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#0B3256
RGB	rgb(11, 50, 86)
HSL	hsl(209, 77%, 19%)
HSV	hsv(209, 87%, 34%)
CMYK	cmyk(87.2%, 41.9%, 0%, 66.3%)
CIE-LAB	lab(20.14, 1.50, -25.55)
CIE-LCH	lch(20.14, 25.59, 273.35°)
OKLab	oklab(31.15% -0.0258 -0.0729)
OKLCH	oklch(31.15% 0.077 250.5)
XYZ	xyz(2.9577, 3.0239, 9.2301)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3256 #562F0B

analogous

#0B5655 #0B3256 #0B0D56

triadic

#0B3256 #560B32 #32560B

tetradic

#0B3256 #550B56 #562F0B #0D560B

square

#0B3256 #550B56 #562F0B #0D560B

split-complementary

#0B3256 #560B0D #56550B

monochromatic

#03101B #041220 #0B3256 #12528C #1971C3

Accessibility & contrast

On white

13.09

#0B3256 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0B3256 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3256

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3256	#FFFFFF	#000000	##FFFFFF
##0B3256	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213457

Deuteranopia (green-blind)

#152E55

Tritanopia (blue-blind)

#003B3F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #0b3256;
/* rgb */ color: rgb(11, 50, 86);
/* oklch */ color: oklch(31.1% 0.077 250.5);

Tailwind

colors: {
  custom: {
    50: '#586986',
    500: '#0b3256',
    950: '#000000',
  },
}

SCSS

$custom: #0b3256;
$custom-light: #586986;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3256",
  "rgb": {
    "r": 11,
    "g": 50,
    "b": 86
  },
  "hsl": {
    "h": 208.8,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.31147,
    "c": 0.07736,
    "h": 250.5
  },
  "luminance": 0.03024
}

Semantic roles & 50–950 ramp

primary

#0B3256

secondary

#915C2B

accent

#9034F4

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0B3256

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

Preview Lab → · Contrast checker → · Palette generator →