#0B2145#0B2145

#0B2145 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.3% C 0.073 H 259.8°. Best body text is #FFFFFF at 15.94:1 contrast (WCAG AA passes).

Color values

HEX	#0B2145
RGB	rgb(11, 33, 69)
HSL	hsl(217, 73%, 16%)
HSV	hsv(217, 84%, 27%)
CMYK	cmyk(84.1%, 52.2%, 0%, 72.9%)
CIE-LAB	lab(13.16, 6.49, -25.16)
CIE-LCH	lch(13.16, 25.99, 284.46°)
OKLab	oklab(25.34% -0.013 -0.0722)
OKLCH	oklch(25.34% 0.073 259.8)
XYZ	xyz(1.7557, 1.5883, 5.8431)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2145 #452F0B

analogous

#0B3E45 #0B2145 #120B45

triadic

#0B2145 #450B21 #21450B

tetradic

#0B2145 #450B3E #452F0B #0B4512

square

#0B2145 #450B3E #452F0B #0B4512

split-complementary

#0B2145 #45120B #3E450B

monochromatic

#040D1A #040D1A #0B2145 #133A7A #1C53AF

Accessibility & contrast

On white

15.94

#0B2145 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#0B2145 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2145

15.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2145	#FFFFFF	#000000	##FFFFFF
##0B2145	1.00	15.94	1.32	15.94
#FFFFFF	15.94	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E2546

Deuteranopia (green-blind)

#021F44

Tritanopia (blue-blind)

#002A2F

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0b2145;
/* rgb */ color: rgb(11, 33, 69);
/* oklch */ color: oklch(25.3% 0.073 259.8);

Tailwind

colors: {
  custom: {
    50: '#545b79',
    500: '#0b2145',
    950: '#000000',
  },
}

SCSS

$custom: #0b2145;
$custom-light: #545b79;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2145",
  "rgb": {
    "r": 11,
    "g": 33,
    "b": 69
  },
  "hsl": {
    "h": 217.241,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.25341,
    "c": 0.07334,
    "h": 259.8
  },
  "luminance": 0.01589
}

Semantic roles & 50–950 ramp

primary

#0B2145

secondary

#81602A

accent

#AA39EF

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030409

muted

#78797B

Preview Lab

Preview with #0B2145

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

Preview Lab → · Contrast checker → · Palette generator →