#0B192E#0B192E

#0B192E is a very dark, muted blue. Relative luminance 0.010; OKLCH L 21.3% C 0.046 H 258.3°. Best body text is #FFFFFF at 17.61:1 contrast (WCAG AA passes).

Color values

HEX	#0B192E
RGB	rgb(11, 25, 46)
HSL	hsl(216, 61%, 11%)
HSV	hsv(216, 76%, 18%)
CMYK	cmyk(76.1%, 45.7%, 0%, 82%)
CIE-LAB	lab(8.68, 2.38, -15.90)
CIE-LCH	lch(8.68, 16.07, 278.50°)
OKLab	oklab(21.34% -0.0093 -0.0451)
OKLCH	oklch(21.34% 0.046 258.3)
XYZ	xyz(0.9786, 0.9636, 2.7187)
Luminance	0.0096 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B192E #2E200B

analogous

#0B2A2E #0B192E #0E0B2E

triadic

#0B192E #2E0B19 #192E0B

tetradic

#0B192E #2E0B2A #2E200B #0B2E0E

square

#0B192E #2E0B2A #2E200B #0B2E0E

split-complementary

#0B192E #2E0E0B #2A2E0B

monochromatic

#060D19 #060D19 #0B192E #17345F #234F91

Accessibility & contrast

On white

17.61

#0B192E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#0B192E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B192E

17.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B192E	#FFFFFF	#000000	##FFFFFF
##0B192E	1.00	17.61	1.19	17.61
#FFFFFF	17.61	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#101B2F

Deuteranopia (green-blind)

#0B172E

Tritanopia (blue-blind)

#001E21

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0b192e;
/* rgb */ color: rgb(11, 25, 46);
/* oklch */ color: oklch(21.3% 0.046 258.3);

Tailwind

colors: {
  custom: {
    50: '#4e5567',
    500: '#0b192e',
    950: '#000000',
  },
}

SCSS

$custom: #0b192e;
$custom-light: #4e5567;
$custom-dark: #000000;

JSON

{
  "hex": "#0b192e",
  "rgb": {
    "r": 11,
    "g": 25,
    "b": 46
  },
  "hsl": {
    "h": 216,
    "s": 61.404,
    "l": 11.176
  },
  "oklch": {
    "l": 0.21343,
    "c": 0.04609,
    "h": 258.3
  },
  "luminance": 0.00964
}

Semantic roles & 50–950 ramp

primary

#0B192E

secondary

#6A512A

accent

#A443E5

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020306

muted

#78787A

Preview Lab

Preview with #0B192E

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

Preview Lab → · Contrast checker → · Palette generator →