#0B0D41#0B0D41

#0B0D41 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.3% C 0.096 H 272.4°. Best body text is #FFFFFF at 18.29:1 contrast (WCAG AA passes).

Color values

HEX	#0B0D41
RGB	rgb(11, 13, 65)
HSL	hsl(238, 71%, 15%)
HSV	hsv(238, 83%, 25%)
CMYK	cmyk(83.1%, 80%, 0%, 74.5%)
CIE-LAB	lab(6.69, 19.77, -32.87)
CIE-LCH	lch(6.69, 38.36, 301.03°)
OKLab	oklab(20.33% 0.004 -0.0955)
OKLCH	oklch(20.33% 0.096 272.4)
XYZ	xyz(1.2357, 0.7405, 5.0778)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.28

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0D41 #413F0B

analogous

#0B2841 #0B0D41 #240B41

triadic

#0B0D41 #410B0D #0D410B

tetradic

#0B0D41 #410B28 #413F0B #0B4124

square

#0B0D41 #410B28 #413F0B #0B4124

split-complementary

#0B0D41 #41240B #28410B

monochromatic

#04051A #04051A #0B0D41 #141775 #1D22AA

Accessibility & contrast

On white

18.29

#0B0D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0B0D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0D41

18.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0D41	#FFFFFF	#000000	##FFFFFF
##0B0D41	1.00	18.29	1.15	18.29
#FFFFFF	18.29	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001743

Deuteranopia (green-blind)

#001240

Tritanopia (blue-blind)

#001C25

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0b0d41;
/* rgb */ color: rgb(11, 13, 65);
/* oklch */ color: oklch(20.3% 0.096 272.4);

Tailwind

colors: {
  custom: {
    50: '#544c76',
    500: '#0b0d41',
    950: '#000000',
  },
}

SCSS

$custom: #0b0d41;
$custom-light: #544c76;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0d41",
  "rgb": {
    "r": 11,
    "g": 13,
    "b": 65
  },
  "hsl": {
    "h": 237.778,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.2033,
    "c": 0.09557,
    "h": 272.4
  },
  "luminance": 0.00741
}

Semantic roles & 50–950 ramp

primary

#0B0D41

secondary

#7E7B2A

accent

#E73AEE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #0B0D41

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

Preview Lab → · Contrast checker → · Palette generator →