#0B2356#0B2356

#0B2356 is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.3% C 0.097 H 262.7°. Best body text is #FFFFFF at 15.12:1 contrast (WCAG AA passes).

Color values

HEX#0B2356
RGBrgb(11, 35, 86)
HSLhsl(221, 77%, 19%)
HSVhsv(221, 87%, 34%)
CMYKcmyk(87.2%, 59.3%, 0%, 66.3%)
CIE-LABlab(15.19, 12.60, -33.50)
CIE-LCHlch(15.19, 35.79, 290.61°)
OKLaboklab(27.33% -0.0123 -0.0967)
OKLCHoklch(27.33% 0.097 262.7)
XYZxyz(2.4182, 1.9448, 9.0502)
Luminance0.0194 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B2356 #563E0B
analogous
#0B4956 #0B2356 #190B56
triadic
#0B2356 #560B23 #23560B
tetradic
#0B2356 #560B49 #563E0B #0B5619
square
#0B2356 #560B49 #563E0B #0B5619
split-complementary
#0B2356 #56190B #49560B
monochromatic
#030B1B #040D20 #0B2356 #12398C #194FC3

Accessibility & contrast

On white

15.12
#0B2356 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.39
#0B2356 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2356
15.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B2356#FFFFFF#000000##FFFFFF
##0B23561.0015.121.3915.12
#FFFFFF15.121.0021.001.00
#0000001.3921.001.0021.00
##FFFFFF15.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002A58
Deuteranopia (green-blind)
#002355
Tritanopia (blue-blind)
#003038
Achromatopsia (no color)
#262626

Design tokens & code

CSS
--color: #0b2356;
/* rgb */ color: rgb(11, 35, 86);
/* oklch */ color: oklch(27.3% 0.097 262.7);
Tailwind
colors: {
  custom: {
    50: '#595d86',
    500: '#0b2356',
    950: '#000000',
  },
}
SCSS
$custom: #0b2356;
$custom-light: #595d86;
$custom-dark: #000000;
JSON
{
  "hex": "#0b2356",
  "rgb": {
    "r": 11,
    "g": 35,
    "b": 86
  },
  "hsl": {
    "h": 220.8,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.27334,
    "c": 0.09744,
    "h": 262.7
  },
  "luminance": 0.01945
}

Semantic roles & 50–950 ramp

primary
#0B2356
secondary
#91712B
accent
#B634F4
background
#F5F5F8
surface
#E9E9EF
border
#C5C5CA
text
#04040B
muted
#79797C

Preview Lab

Preview with #0B2356

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

Preview Lab → · Contrast checker → · Palette generator →

#0B2356 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva