#0B2156#0B2156

#0B2156 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.9% C 0.100 H 263.8°. Best body text is #FFFFFF at 15.37:1 contrast (WCAG AA passes).

Color values

HEX	#0B2156
RGB	rgb(11, 33, 86)
HSL	hsl(222, 77%, 19%)
HSV	hsv(222, 87%, 34%)
CMYK	cmyk(87.2%, 61.6%, 0%, 66.3%)
CIE-LAB	lab(14.57, 14.12, -34.51)
CIE-LCH	lch(14.57, 37.29, 292.24°)
OKLab	oklab(26.86% -0.0108 -0.0997)
OKLCH	oklch(26.86% 0.1 263.8)
XYZ	xyz(2.3610, 1.8305, 9.0312)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2156 #56400B

analogous

#0B4756 #0B2156 #1B0B56

triadic

#0B2156 #560B21 #21560B

tetradic

#0B2156 #560B47 #56400B #0B561B

square

#0B2156 #560B47 #56400B #0B561B

split-complementary

#0B2156 #561B0B #47560B

monochromatic

#030A1B #040C20 #0B2156 #12368C #194BC3

Accessibility & contrast

On white

15.37

#0B2156 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#0B2156 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2156

15.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2156	#FFFFFF	#000000	##FFFFFF
##0B2156	1.00	15.37	1.37	15.37
#FFFFFF	15.37	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002858

Deuteranopia (green-blind)

#002155

Tritanopia (blue-blind)

#002E37

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0b2156;
/* rgb */ color: rgb(11, 33, 86);
/* oklch */ color: oklch(26.9% 0.100 263.8);

Tailwind

colors: {
  custom: {
    50: '#595b86',
    500: '#0b2156',
    950: '#000000',
  },
}

SCSS

$custom: #0b2156;
$custom-light: #595b86;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2156",
  "rgb": {
    "r": 11,
    "g": 33,
    "b": 86
  },
  "hsl": {
    "h": 222.4,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.26864,
    "c": 0.10026,
    "h": 263.8
  },
  "luminance": 0.01831
}

Semantic roles & 50–950 ramp

primary

#0B2156

secondary

#91742B

accent

#BC34F4

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #0B2156

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

Preview Lab → · Contrast checker → · Palette generator →