#0B073B#0B073B

#0B073B is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.5% C 0.094 H 275.6°. Best body text is #FFFFFF at 18.96:1 contrast (WCAG AA passes).

Color values

HEX	#0B073B
RGB	rgb(11, 7, 59)
HSL	hsl(245, 79%, 13%)
HSV	hsv(245, 88%, 23%)
CMYK	cmyk(81.4%, 88.1%, 0%, 76.9%)
CIE-LAB	lab(4.87, 19.73, -31.53)
CIE-LCH	lch(4.87, 37.20, 302.03°)
OKLab	oklab(18.49% 0.0092 -0.0938)
OKLCH	oklch(18.49% 0.094 275.6)
XYZ	xyz(1.0031, 0.5388, 4.1880)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B073B #373B07

analogous

#071D3B #0B073B #25073B

triadic

#0B073B #3B0B07 #073B0B

tetradic

#0B073B #3B071D #373B07 #073B25

square

#0B073B #3B071D #373B07 #073B25

split-complementary

#0B073B #3B2507 #1D3B07

monochromatic

#05031B #05031B #0B073B #150D72 #1F14A8

Accessibility & contrast

On white

18.96

#0B073B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0B073B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B073B

18.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B073B	#FFFFFF	#000000	##FFFFFF
##0B073B	1.00	18.96	1.11	18.96
#FFFFFF	18.96	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133C

Deuteranopia (green-blind)

#000E3A

Tritanopia (blue-blind)

#001620

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #0b073b;
/* rgb */ color: rgb(11, 7, 59);
/* oklch */ color: oklch(18.5% 0.094 275.6);

Tailwind

colors: {
  custom: {
    50: '#524972',
    500: '#0b073b',
    950: '#000000',
  },
}

SCSS

$custom: #0b073b;
$custom-light: #524972;
$custom-dark: #000000;

JSON

{
  "hex": "#0b073b",
  "rgb": {
    "r": 11,
    "g": 7,
    "b": 59
  },
  "hsl": {
    "h": 244.615,
    "s": 78.788,
    "l": 12.941
  },
  "oklch": {
    "l": 0.18492,
    "c": 0.09427,
    "h": 275.6
  },
  "luminance": 0.00539
}

Semantic roles & 50–950 ramp

primary

#0B073B

secondary

#747A23

accent

#F533E6

background

#F4F4F6

surface

#E8E6EC

border

#C4C2C7

text

#030008

muted

#78777B

Preview Lab

Preview with #0B073B

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

Preview Lab → · Contrast checker → · Palette generator →