#0B192D#0B192D

#0B192D is a very dark, muted blue. Relative luminance 0.010; OKLCH L 21.3% C 0.044 H 257.4°. Best body text is #FFFFFF at 17.63:1 contrast (WCAG AA passes).

Color values

HEX	#0B192D
RGB	rgb(11, 25, 45)
HSL	hsl(215, 61%, 11%)
HSV	hsv(215, 76%, 18%)
CMYK	cmyk(75.6%, 44.4%, 0%, 82.4%)
CIE-LAB	lab(8.62, 1.94, -15.27)
CIE-LCH	lch(8.62, 15.39, 277.23°)
OKLab	oklab(21.27% -0.0096 -0.0433)
OKLCH	oklch(21.27% 0.044 257.4)
XYZ	xyz(0.9591, 0.9558, 2.6161)
Luminance	0.0096 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B192D #2D1F0B

analogous

#0B2A2D #0B192D #0E0B2D

triadic

#0B192D #2D0B19 #192D0B

tetradic

#0B192D #2D0B2A #2D1F0B #0B2D0E

square

#0B192D #2D0B2A #2D1F0B #0B2D0E

split-complementary

#0B192D #2D0E0B #2A2D0B

monochromatic

#060E19 #060E19 #0B192D #17345E #23508F

Accessibility & contrast

On white

17.63

#0B192D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#0B192D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B192D

17.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B192D	#FFFFFF	#000000	##FFFFFF
##0B192D	1.00	17.63	1.19	17.63
#FFFFFF	17.63	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#101A2E

Deuteranopia (green-blind)

#0C172D

Tritanopia (blue-blind)

#001E20

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0b192d;
/* rgb */ color: rgb(11, 25, 45);
/* oklch */ color: oklch(21.3% 0.044 257.4);

Tailwind

colors: {
  custom: {
    50: '#4e5566',
    500: '#0b192d',
    950: '#000000',
  },
}

SCSS

$custom: #0b192d;
$custom-light: #4e5566;
$custom-dark: #000000;

JSON

{
  "hex": "#0b192d",
  "rgb": {
    "r": 11,
    "g": 25,
    "b": 45
  },
  "hsl": {
    "h": 215.294,
    "s": 60.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.21269,
    "c": 0.04435,
    "h": 257.4
  },
  "luminance": 0.00956
}

Semantic roles & 50–950 ramp

primary

#0B192D

secondary

#694F2A

accent

#A244E4

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020305

muted

#78787A

Preview Lab

Preview with #0B192D

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

Preview Lab → · Contrast checker → · Palette generator →