#0B144A#0B144A
#0B144A is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.8% C 0.100 H 269.1°. Best body text is #FFFFFF at 17.31:1 contrast (WCAG AA passes).
Color values
| HEX | #0B144A |
|---|---|
| RGB | rgb(11, 20, 74) |
| HSL | hsl(231, 74%, 17%) |
| HSV | hsv(231, 85%, 29%) |
| CMYK | cmyk(85.1%, 73%, 0%, 71%) |
| CIE-LAB | lab(9.53, 18.75, -34.54) |
| CIE-LCH | lch(9.53, 39.30, 298.49°) |
| OKLab | oklab(22.75% -0.0016 -0.0999) |
| OKLCH | oklch(22.75% 0.1 269.1) |
| XYZ | xyz(1.6238, 1.0657, 6.5974) |
| Luminance | 0.0107 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 1.37
Navy (survey)
#01153E
ΔE00 3.69
Dark Navy
#000435
ΔE00 4.39
Midnight Blue (survey)
#020035
ΔE00 4.52
Night Blue
#040348
ΔE00 4.62
Very Dark Blue
#000133
ΔE00 4.81
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0B144A #4A410B
analogous
#0B344A #0B144A #220B4A
triadic
#0B144A #4A0B14 #144A0B
tetradic
#0B144A #4A0B34 #4A410B #0B4A22
square
#0B144A #4A0B34 #4A410B #0B4A22
split-complementary
#0B144A #4A220B #344A0B
monochromatic
#04071B #04071B #0B144A #13227F #1B31B5
Accessibility & contrast
On white
17.31
#0B144A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.21
#0B144A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0B144A
17.31:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0B144A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0B144A | 1.00 | 17.31 | 1.21 | 17.31 |
| #FFFFFF | 17.31 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.31 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001E4C
Deuteranopia (green-blind)
#001849
Tritanopia (blue-blind)
#00222C
Achromatopsia (no color)
#1B1B1B
Design tokens & code
CSS
--color: #0b144a; /* rgb */ color: rgb(11, 20, 74); /* oklch */ color: oklch(22.8% 0.100 269.1);
Tailwind
colors: {
custom: {
50: '#57517d',
500: '#0b144a',
950: '#000000',
},
}SCSS
$custom: #0b144a; $custom-light: #57517d; $custom-dark: #000000;
JSON
{
"hex": "#0b144a",
"rgb": {
"r": 11,
"g": 20,
"b": 74
},
"hsl": {
"h": 231.429,
"s": 74.118,
"l": 16.667
},
"oklch": {
"l": 0.22752,
"c": 0.09996,
"h": 269.1
},
"luminance": 0.01066
}Semantic roles & 50–950 ramp
primary
#0B144A
secondary
#86792B
accent
#D637F1
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#04020A
muted
#79787C