#0B0741#0B0741

#0B0741 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.3% C 0.103 H 274.2°. Best body text is #FFFFFF at 18.73:1 contrast (WCAG AA passes).

Color values

HEX	#0B0741
RGB	rgb(11, 7, 65)
HSL	hsl(244, 81%, 14%)
HSV	hsv(244, 89%, 25%)
CMYK	cmyk(83.1%, 89.2%, 0%, 74.5%)
CIE-LAB	lab(5.46, 22.87, -34.88)
CIE-LCH	lch(5.46, 41.71, 303.25°)
OKLab	oklab(19.28% 0.0075 -0.1025)
OKLCH	oklch(19.28% 0.103 274.2)
XYZ	xyz(1.1678, 0.6046, 5.0552)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Night Blue

#040348

ΔE00 2.30

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0741 #3D4107

analogous

#072041 #0B0741 #280741

triadic

#0B0741 #410B07 #07410B

tetradic

#0B0741 #410720 #3D4107 #074128

square

#0B0741 #410720 #3D4107 #074128

split-complementary

#0B0741 #412807 #204107

monochromatic

#05031C #05031C #0B0741 #140D78 #1E13B0

Accessibility & contrast

On white

18.73

#0B0741 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#0B0741 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0741

18.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0741	#FFFFFF	#000000	##FFFFFF
##0B0741	1.00	18.73	1.12	18.73
#FFFFFF	18.73	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001543

Deuteranopia (green-blind)

#000F40

Tritanopia (blue-blind)

#001924

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #0b0741;
/* rgb */ color: rgb(11, 7, 65);
/* oklch */ color: oklch(19.3% 0.103 274.2);

Tailwind

colors: {
  custom: {
    50: '#554876',
    500: '#0b0741',
    950: '#000000',
  },
}

SCSS

$custom: #0b0741;
$custom-light: #554876;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0741",
  "rgb": {
    "r": 11,
    "g": 7,
    "b": 65
  },
  "hsl": {
    "h": 244.138,
    "s": 80.556,
    "l": 14.118
  },
  "oklch": {
    "l": 0.19284,
    "c": 0.1028,
    "h": 274.2
  },
  "luminance": 0.00605
}

Semantic roles & 50–950 ramp

primary

#0B0741

secondary

#7A8024

accent

#F731E9

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #0B0741

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

Preview Lab → · Contrast checker → · Palette generator →