#0B063F#0B063F

#0B063F is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.8% C 0.101 H 274.9°. Best body text is #FFFFFF at 18.88:1 contrast (WCAG AA passes).

Color values

HEX	#0B063F
RGB	rgb(11, 6, 63)
HSL	hsl(245, 83%, 14%)
HSV	hsv(245, 90%, 25%)
CMYK	cmyk(82.5%, 90.5%, 0%, 75.3%)
CIE-LAB	lab(5.06, 22.32, -34.10)
CIE-LCH	lch(5.06, 40.76, 303.20°)
OKLab	oklab(18.83% 0.0087 -0.1009)
OKLCH	oklch(18.83% 0.101 274.9)
XYZ	xyz(1.1000, 0.5602, 4.7518)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Night Blue

#040348

ΔE00 2.61

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B063F #3A3F06

analogous

#061D3F #0B063F #27063F

triadic

#0B063F #3F0B06 #063F0B

tetradic

#0B063F #3F061D #3A3F06 #063F27

square

#0B063F #3F061D #3A3F06 #063F27

split-complementary

#0B063F #3F2706 #1D3F06

monochromatic

#05031C #05031C #0B063F #150B77 #1F11AF

Accessibility & contrast

On white

18.88

#0B063F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0B063F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B063F

18.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B063F	#FFFFFF	#000000	##FFFFFF
##0B063F	1.00	18.88	1.11	18.88
#FFFFFF	18.88	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001341

Deuteranopia (green-blind)

#000E3E

Tritanopia (blue-blind)

#001722

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0b063f;
/* rgb */ color: rgb(11, 6, 63);
/* oklch */ color: oklch(18.8% 0.101 274.9);

Tailwind

colors: {
  custom: {
    50: '#544875',
    500: '#0b063f',
    950: '#000000',
  },
}

SCSS

$custom: #0b063f;
$custom-light: #544875;
$custom-dark: #000000;

JSON

{
  "hex": "#0b063f",
  "rgb": {
    "r": 11,
    "g": 6,
    "b": 63
  },
  "hsl": {
    "h": 245.263,
    "s": 82.609,
    "l": 13.529
  },
  "oklch": {
    "l": 0.18835,
    "c": 0.10127,
    "h": 274.9
  },
  "luminance": 0.0056
}

Semantic roles & 50–950 ramp

primary

#0B063F

secondary

#777F22

accent

#F92FE7

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #0B063F

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

Preview Lab → · Contrast checker → · Palette generator →