#0B2B48#0B2B48

#0B2B48 is a dark, moderate cyan. Relative luminance 0.023; OKLCH L 28.3% C 0.065 H 249.5°. Best body text is #FFFFFF at 14.45:1 contrast (WCAG AA passes).

Color values

HEX	#0B2B48
RGB	rgb(11, 43, 72)
HSL	hsl(209, 73%, 16%)
HSV	hsv(209, 85%, 28%)
CMYK	cmyk(84.7%, 40.3%, 0%, 71.8%)
CIE-LAB	lab(16.83, 0.37, -21.38)
CIE-LCH	lch(16.83, 21.38, 270.99°)
OKLab	oklab(28.26% -0.0228 -0.0608)
OKLCH	oklch(28.26% 0.065 249.5)
XYZ	xyz(2.1711, 2.2665, 6.4527)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2B48 #48280B

analogous

#0B4847 #0B2B48 #0B0C48

triadic

#0B2B48 #480B2B #2B480B

tetradic

#0B2B48 #470B48 #48280B #0C480B

square

#0B2B48 #470B48 #48280B #0C480B

split-complementary

#0B2B48 #480B0C #48470B

monochromatic

#04101B #04101B #0B2B48 #134B7D #1B6AB2

Accessibility & contrast

On white

14.45

#0B2B48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#0B2B48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2B48

14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2B48	#FFFFFF	#000000	##FFFFFF
##0B2B48	1.00	14.45	1.45	14.45
#FFFFFF	14.45	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2D49

Deuteranopia (green-blind)

#152747

Tritanopia (blue-blind)

#003236

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0b2b48;
/* rgb */ color: rgb(11, 43, 72);
/* oklch */ color: oklch(28.3% 0.065 249.5);

Tailwind

colors: {
  custom: {
    50: '#55647b',
    500: '#0b2b48',
    950: '#000000',
  },
}

SCSS

$custom: #0b2b48;
$custom-light: #55647b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2b48",
  "rgb": {
    "r": 11,
    "g": 43,
    "b": 72
  },
  "hsl": {
    "h": 208.525,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.28261,
    "c": 0.06497,
    "h": 249.5
  },
  "luminance": 0.02267
}

Semantic roles & 50–950 ramp

primary

#0B2B48

secondary

#84552A

accent

#8F38F0

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#030509

muted

#78797B

Preview Lab

Preview with #0B2B48

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

Preview Lab → · Contrast checker → · Palette generator →