#0B1443#0B1443
#0B1443 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.0% C 0.089 H 269.2°. Best body text is #FFFFFF at 17.57:1 contrast (WCAG AA passes).
Color values
| HEX | #0B1443 |
|---|---|
| RGB | rgb(11, 20, 67) |
| HSL | hsl(230, 72%, 15%) |
| HSV | hsv(230, 84%, 26%) |
| CMYK | cmyk(83.6%, 70.1%, 0%, 73.7%) |
| CIE-LAB | lab(8.79, 15.72, -30.84) |
| CIE-LCH | lch(8.79, 34.61, 297.00°) |
| OKLab | oklab(21.99% -0.0013 -0.0891) |
| OKLCH | oklch(21.99% 0.089 269.2) |
| XYZ | xyz(1.4009, 0.9766, 5.4238) |
| Luminance | 0.0098 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 1.85
Navy (survey)
#01153E
ΔE00 2.48
Dark Navy
#000435
ΔE00 3.47
Midnight Blue (survey)
#020035
ΔE00 3.88
Very Dark Blue
#000133
ΔE00 3.91
Dark Navy Blue
#00022E
ΔE00 4.55
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0B1443 #433A0B
analogous
#0B3043 #0B1443 #1E0B43
triadic
#0B1443 #430B14 #14430B
tetradic
#0B1443 #430B30 #433A0B #0B431E
square
#0B1443 #430B30 #433A0B #0B431E
split-complementary
#0B1443 #431E0B #30430B
monochromatic
#04081A #04081A #0B1443 #142478 #1C33AC
Accessibility & contrast
On white
17.57
#0B1443 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.20
#0B1443 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0B1443
17.57:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0B1443 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0B1443 | 1.00 | 17.57 | 1.20 | 17.57 |
| #FFFFFF | 17.57 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.20 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.57 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001C45
Deuteranopia (green-blind)
#001742
Tritanopia (blue-blind)
#002029
Achromatopsia (no color)
#191919
Design tokens & code
CSS
--color: #0b1443; /* rgb */ color: rgb(11, 20, 67); /* oklch */ color: oklch(22.0% 0.089 269.2);
Tailwind
colors: {
custom: {
50: '#545178',
500: '#0b1443',
950: '#000000',
},
}SCSS
$custom: #0b1443; $custom-light: #545178; $custom-dark: #000000;
JSON
{
"hex": "#0b1443",
"rgb": {
"r": 11,
"g": 20,
"b": 67
},
"hsl": {
"h": 230.357,
"s": 71.795,
"l": 15.294
},
"oklch": {
"l": 0.21989,
"c": 0.08912,
"h": 269.2
},
"luminance": 0.00977
}Semantic roles & 50–950 ramp
primary
#0B1443
secondary
#80722A
accent
#D139EF
background
#F5F4F7
surface
#E9E7ED
border
#C5C3C8
text
#030209
muted
#78787B