#0B1343#0B1343
#0B1343 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.8% C 0.091 H 269.7°. Best body text is #FFFFFF at 17.67:1 contrast (WCAG AA passes).
Color values
| HEX | #0B1343 |
|---|---|
| RGB | rgb(11, 19, 67) |
| HSL | hsl(231, 72%, 15%) |
| HSV | hsv(231, 84%, 26%) |
| CMYK | cmyk(83.6%, 71.6%, 0%, 73.7%) |
| CIE-LAB | lab(8.50, 16.49, -31.32) |
| CIE-LCH | lch(8.50, 35.40, 297.76°) |
| OKLab | oklab(21.77% -0.0005 -0.0905) |
| OKLCH | oklch(21.77% 0.091 269.7) |
| XYZ | xyz(1.3837, 0.9420, 5.4180) |
| Luminance | 0.0094 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 1.68
Navy (survey)
#01153E
ΔE00 2.82
Dark Navy
#000435
ΔE00 3.36
Midnight Blue (survey)
#020035
ΔE00 3.66
Very Dark Blue
#000133
ΔE00 3.79
Dark Navy Blue
#00022E
ΔE00 4.57
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0B1343 #433B0B
analogous
#0B2F43 #0B1343 #1F0B43
triadic
#0B1343 #430B13 #13430B
tetradic
#0B1343 #430B2F #433B0B #0B431F
square
#0B1343 #430B2F #433B0B #0B431F
split-complementary
#0B1343 #431F0B #2F430B
monochromatic
#04071A #04071A #0B1343 #142278 #1C31AC
Accessibility & contrast
On white
17.67
#0B1343 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.19
#0B1343 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0B1343
17.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0B1343 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0B1343 | 1.00 | 17.67 | 1.19 | 17.67 |
| #FFFFFF | 17.67 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.19 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.67 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001B45
Deuteranopia (green-blind)
#001642
Tritanopia (blue-blind)
#002028
Achromatopsia (no color)
#181818
Design tokens & code
CSS
--color: #0b1343; /* rgb */ color: rgb(11, 19, 67); /* oklch */ color: oklch(21.8% 0.091 269.7);
Tailwind
colors: {
custom: {
50: '#545078',
500: '#0b1343',
950: '#000000',
},
}SCSS
$custom: #0b1343; $custom-light: #545078; $custom-dark: #000000;
JSON
{
"hex": "#0b1343",
"rgb": {
"r": 11,
"g": 19,
"b": 67
},
"hsl": {
"h": 231.429,
"s": 71.795,
"l": 15.294
},
"oklch": {
"l": 0.21771,
"c": 0.09055,
"h": 269.7
},
"luminance": 0.00942
}Semantic roles & 50–950 ramp
primary
#0B1343
secondary
#80732A
accent
#D539EF
background
#F5F4F7
surface
#E9E7ED
border
#C5C3C8
text
#030209
muted
#78787B