#0B0638#0B0638

#0B0638 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.9% C 0.091 H 276.8°. Best body text is #FFFFFF at 19.14:1 contrast (WCAG AA passes).

Color values

HEX	#0B0638
RGB	rgb(11, 6, 56)
HSL	hsl(246, 81%, 12%)
HSV	hsv(246, 89%, 22%)
CMYK	cmyk(80.4%, 89.3%, 0%, 78%)
CIE-LAB	lab(4.40, 18.51, -30.11)
CIE-LCH	lch(4.40, 35.35, 301.58°)
OKLab	oklab(17.9% 0.0109 -0.0907)
OKLCH	oklch(17.9% 0.091 276.8)
XYZ	xyz(0.9167, 0.4868, 3.7863)
Luminance	0.0049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0638 #333806

analogous

#061A38 #0B0638 #240638

triadic

#0B0638 #380B06 #06380B

tetradic

#0B0638 #38061A #333806 #063824

square

#0B0638 #38061A #333806 #063824

split-complementary

#0B0638 #382406 #1A3806

monochromatic

#05031C #05031C #0B0638 #160C6F #2112A7

Accessibility & contrast

On white

19.14

#0B0638 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0B0638 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0638

19.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0638	#FFFFFF	#000000	##FFFFFF
##0B0638	1.00	19.14	1.10	19.14
#FFFFFF	19.14	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001139

Deuteranopia (green-blind)

#000D37

Tritanopia (blue-blind)

#00151E

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #0b0638;
/* rgb */ color: rgb(11, 6, 56);
/* oklch */ color: oklch(17.9% 0.091 276.8);

Tailwind

colors: {
  custom: {
    50: '#51486f',
    500: '#0b0638',
    950: '#000000',
  },
}

SCSS

$custom: #0b0638;
$custom-light: #51486f;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0638",
  "rgb": {
    "r": 11,
    "g": 6,
    "b": 56
  },
  "hsl": {
    "h": 246,
    "s": 80.645,
    "l": 12.157
  },
  "oklch": {
    "l": 0.17902,
    "c": 0.09135,
    "h": 276.8
  },
  "luminance": 0.00487
}

Semantic roles & 50–950 ramp

primary

#0B0638

secondary

#707821

accent

#F731E3

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #0B0638

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

Preview Lab → · Contrast checker → · Palette generator →