#0B4456#0B4456

#0B4456 is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.1% C 0.063 H 224.7°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#0B4456
RGB	rgb(11, 68, 86)
HSL	hsl(194, 77%, 19%)
HSV	hsv(194, 87%, 34%)
CMYK	cmyk(87.2%, 20.9%, 0%, 66.3%)
CIE-LAB	lab(26.38, -10.45, -15.76)
CIE-LCH	lch(26.38, 18.91, 236.43°)
OKLab	oklab(36.1% -0.0447 -0.0442)
OKLCH	oklch(36.1% 0.063 224.7)
XYZ	xyz(3.8841, 4.8768, 9.5389)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4456 #561D0B

analogous

#0B5643 #0B4456 #0B1F56

triadic

#0B4456 #560B44 #44560B

tetradic

#0B4456 #430B56 #561D0B #1F560B

square

#0B4456 #430B56 #561D0B #1F560B

split-complementary

#0B4456 #560B1F #56430B

monochromatic

#03151B #041920 #0B4456 #126F8C #199AC3

Accessibility & contrast

On white

10.63

#0B4456 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#0B4456 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4456

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4456	#FFFFFF	#000000	##FFFFFF
##0B4456	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4257

Deuteranopia (green-blind)

#303B56

Tritanopia (blue-blind)

#00494A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #0b4456;
/* rgb */ color: rgb(11, 68, 86);
/* oklch */ color: oklch(36.1% 0.063 224.7);

Tailwind

colors: {
  custom: {
    50: '#597885',
    500: '#0b4456',
    950: '#000000',
  },
}

SCSS

$custom: #0b4456;
$custom-light: #597885;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4456",
  "rgb": {
    "r": 11,
    "g": 68,
    "b": 86
  },
  "hsl": {
    "h": 194.4,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.36099,
    "c": 0.06287,
    "h": 224.7
  },
  "luminance": 0.04877
}

Semantic roles & 50–950 ramp

primary

#0B4456

secondary

#91442B

accent

#6234F4

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0B4456

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

Preview Lab → · Contrast checker → · Palette generator →