#0B112F#0B112F

#0B112F is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.3% C 0.060 H 271.2°. Best body text is #FFFFFF at 18.50:1 contrast (WCAG AA passes).

Color values

HEX	#0B112F
RGB	rgb(11, 17, 47)
HSL	hsl(230, 62%, 11%)
HSV	hsv(230, 77%, 18%)
CMYK	cmyk(76.6%, 63.8%, 0%, 81.6%)
CIE-LAB	lab(6.12, 8.51, -20.72)
CIE-LCH	lch(6.12, 22.40, 292.32°)
OKLab	oklab(19.27% 0.0012 -0.0603)
OKLCH	oklch(19.27% 0.06 271.2)
XYZ	xyz(0.8514, 0.6772, 2.7746)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B112F #2F290B

analogous

#0B232F #0B112F #170B2F

triadic

#0B112F #2F0B11 #112F0B

tetradic

#0B112F #2F0B23 #2F290B #0B2F17

square

#0B112F #2F0B23 #2F290B #0B2F17

split-complementary

#0B112F #2F170B #232F0B

monochromatic

#060919 #060919 #0B112F #172361 #223592

Accessibility & contrast

On white

18.50

#0B112F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#0B112F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B112F

18.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B112F	#FFFFFF	#000000	##FFFFFF
##0B112F	1.00	18.50	1.14	18.50
#FFFFFF	18.50	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021530

Deuteranopia (green-blind)

#00122E

Tritanopia (blue-blind)

#00181D

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #0b112f;
/* rgb */ color: rgb(11, 17, 47);
/* oklch */ color: oklch(19.3% 0.060 271.2);

Tailwind

colors: {
  custom: {
    50: '#4e4f68',
    500: '#0b112f',
    950: '#000000',
  },
}

SCSS

$custom: #0b112f;
$custom-light: #4e4f68;
$custom-dark: #000000;

JSON

{
  "hex": "#0b112f",
  "rgb": {
    "r": 11,
    "g": 17,
    "b": 47
  },
  "hsl": {
    "h": 230,
    "s": 62.069,
    "l": 11.373
  },
  "oklch": {
    "l": 0.1927,
    "c": 0.0603,
    "h": 271.2
  },
  "luminance": 0.00677
}

Semantic roles & 50–950 ramp

primary

#0B112F

secondary

#6B612A

accent

#CA43E5

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #0B112F

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

Preview Lab → · Contrast checker → · Palette generator →