#0B2348#0B2348

#0B2348 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.1% C 0.075 H 259.0°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#0B2348
RGB	rgb(11, 35, 72)
HSL	hsl(216, 73%, 16%)
HSV	hsv(216, 85%, 28%)
CMYK	cmyk(84.7%, 51.4%, 0%, 71.8%)
CIE-LAB	lab(14.06, 6.31, -25.79)
CIE-LCH	lch(14.06, 26.55, 283.75°)
OKLab	oklab(26.11% -0.0144 -0.074)
OKLCH	oklch(26.11% 0.075 259)
XYZ	xyz(1.9083, 1.7409, 6.3651)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2348 #48300B

analogous

#0B4248 #0B2348 #120B48

triadic

#0B2348 #480B23 #23480B

tetradic

#0B2348 #480B42 #48300B #0B4812

square

#0B2348 #480B42 #48300B #0B4812

split-complementary

#0B2348 #48120B #42480B

monochromatic

#040D1B #040D1B #0B2348 #133D7D #1B57B2

Accessibility & contrast

On white

15.58

#0B2348 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0B2348 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2348

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2348	#FFFFFF	#000000	##FFFFFF
##0B2348	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F2749

Deuteranopia (green-blind)

#032147

Tritanopia (blue-blind)

#002C32

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0b2348;
/* rgb */ color: rgb(11, 35, 72);
/* oklch */ color: oklch(26.1% 0.075 259.0);

Tailwind

colors: {
  custom: {
    50: '#555d7b',
    500: '#0b2348',
    950: '#000000',
  },
}

SCSS

$custom: #0b2348;
$custom-light: #555d7b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2348",
  "rgb": {
    "r": 11,
    "g": 35,
    "b": 72
  },
  "hsl": {
    "h": 216.393,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.26111,
    "c": 0.07536,
    "h": 259
  },
  "luminance": 0.01741
}

Semantic roles & 50–950 ramp

primary

#0B2348

secondary

#84612A

accent

#A838F0

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030409

muted

#78797B

Preview Lab

Preview with #0B2348

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

Preview Lab → · Contrast checker → · Palette generator →