#0B1347#0B1347
#0B1347 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.2% C 0.097 H 269.6°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).
Color values
| HEX | #0B1347 |
|---|---|
| RGB | rgb(11, 19, 71) |
| HSL | hsl(232, 73%, 16%) |
| HSV | hsv(232, 85%, 28%) |
| CMYK | cmyk(84.5%, 73.2%, 0%, 72.2%) |
| CIE-LAB | lab(8.92, 18.21, -33.44) |
| CIE-LCH | lch(8.92, 38.08, 298.57°) |
| OKLab | oklab(22.21% -0.0007 -0.0967) |
| OKLCH | oklch(22.21% 0.097 269.6) |
| XYZ | xyz(1.5078, 0.9917, 6.0720) |
| Luminance | 0.0099 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 1.28
Navy (survey)
#01153E
ΔE00 3.45
Dark Navy
#000435
ΔE00 3.90
Midnight Blue (survey)
#020035
ΔE00 4.03
Very Dark Blue
#000133
ΔE00 4.32
Night Blue
#040348
ΔE00 4.61
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0B1347 #473F0B
analogous
#0B3147 #0B1347 #210B47
triadic
#0B1347 #470B13 #13470B
tetradic
#0B1347 #470B31 #473F0B #0B4721
square
#0B1347 #470B31 #473F0B #0B4721
split-complementary
#0B1347 #47210B #31470B
monochromatic
#04071A #04071A #0B1347 #13217C #1B2FB1
Accessibility & contrast
On white
17.52
#0B1347 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.20
#0B1347 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0B1347
17.52:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0B1347 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0B1347 | 1.00 | 17.52 | 1.20 | 17.52 |
| #FFFFFF | 17.52 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.20 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.52 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001C49
Deuteranopia (green-blind)
#001746
Tritanopia (blue-blind)
#00212B
Achromatopsia (no color)
#191919
Design tokens & code
CSS
--color: #0b1347; /* rgb */ color: rgb(11, 19, 71); /* oklch */ color: oklch(22.2% 0.097 269.6);
Tailwind
colors: {
custom: {
50: '#56507b',
500: '#0b1347',
950: '#000000',
},
}SCSS
$custom: #0b1347; $custom-light: #56507b; $custom-dark: #000000;
JSON
{
"hex": "#0b1347",
"rgb": {
"r": 11,
"g": 19,
"b": 71
},
"hsl": {
"h": 232,
"s": 73.171,
"l": 16.078
},
"oklch": {
"l": 0.22211,
"c": 0.09675,
"h": 269.6
},
"luminance": 0.00992
}Semantic roles & 50–950 ramp
primary
#0B1347
secondary
#83782A
accent
#D738F0
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#030209
muted
#78787B