#0B2347#0B2347

#0B2347 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.0% C 0.074 H 258.6°. Best body text is #FFFFFF at 15.61:1 contrast (WCAG AA passes).

Color values

HEX	#0B2347
RGB	rgb(11, 35, 71)
HSL	hsl(216, 73%, 16%)
HSV	hsv(216, 85%, 28%)
CMYK	cmyk(84.5%, 50.7%, 0%, 72.2%)
CIE-LAB	lab(13.99, 5.86, -25.22)
CIE-LCH	lch(13.99, 25.89, 283.08°)
OKLab	oklab(26.03% -0.0146 -0.0723)
OKLCH	oklch(26.03% 0.074 258.6)
XYZ	xyz(1.8760, 1.7279, 6.1947)
Luminance	0.0173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2347 #472F0B

analogous

#0B4147 #0B2347 #110B47

triadic

#0B2347 #470B23 #23470B

tetradic

#0B2347 #470B41 #472F0B #0B4711

square

#0B2347 #470B41 #472F0B #0B4711

split-complementary

#0B2347 #47110B #41470B

monochromatic

#040D1A #040D1A #0B2347 #133D7C #1B57B1

Accessibility & contrast

On white

15.61

#0B2347 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0B2347 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2347

15.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2347	#FFFFFF	#000000	##FFFFFF
##0B2347	1.00	15.61	1.35	15.61
#FFFFFF	15.61	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#102748

Deuteranopia (green-blind)

#042146

Tritanopia (blue-blind)

#002C31

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0b2347;
/* rgb */ color: rgb(11, 35, 71);
/* oklch */ color: oklch(26.0% 0.074 258.6);

Tailwind

colors: {
  custom: {
    50: '#545d7a',
    500: '#0b2347',
    950: '#000000',
  },
}

SCSS

$custom: #0b2347;
$custom-light: #545d7a;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2347",
  "rgb": {
    "r": 11,
    "g": 35,
    "b": 71
  },
  "hsl": {
    "h": 216,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.26029,
    "c": 0.07375,
    "h": 258.6
  },
  "luminance": 0.01728
}

Semantic roles & 50–950 ramp

primary

#0B2347

secondary

#83602A

accent

#A638F0

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030409

muted

#78797B

Preview Lab

Preview with #0B2347

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

Preview Lab → · Contrast checker → · Palette generator →