#0F184A#0F184A
#0F184A is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.8% C 0.093 H 269.9°. Best body text is #FFFFFF at 16.80:1 contrast (WCAG AA passes).
Color values
| HEX | #0F184A |
|---|---|
| RGB | rgb(15, 24, 74) |
| HSL | hsl(231, 66%, 17%) |
| HSV | hsv(231, 80%, 29%) |
| CMYK | cmyk(79.7%, 67.6%, 0%, 71%) |
| CIE-LAB | lab(10.91, 16.25, -32.26) |
| CIE-LCH | lch(10.91, 36.12, 296.73°) |
| OKLab | oklab(23.84% -0.0001 -0.0931) |
| OKLCH | oklch(23.84% 0.093 269.9) |
| XYZ | xyz(1.7592, 1.2491, 6.6256) |
| Luminance | 0.0125 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 2.32
Navy (survey)
#01153E
ΔE00 3.06
Dark Navy
#000435
ΔE00 4.85
Midnight Blue (survey)
#020035
ΔE00 5.25
Very Dark Blue
#000133
ΔE00 5.31
Dark Navy Blue
#00022E
ΔE00 5.94
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0F184A #4A410F
analogous
#0F364A #0F184A #230F4A
triadic
#0F184A #4A0F18 #184A0F
tetradic
#0F184A #4A0F36 #4A410F #0F4A23
square
#0F184A #4A0F36 #4A410F #0F4A23
split-complementary
#0F184A #4A230F #364A0F
monochromatic
#050819 #050819 #0F184A #19297D #2439B0
Accessibility & contrast
On white
16.80
#0F184A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.25
#0F184A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0F184A
16.80:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0F184A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0F184A | 1.00 | 16.80 | 1.25 | 16.80 |
| #FFFFFF | 16.80 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.25 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.80 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00204C
Deuteranopia (green-blind)
#001B49
Tritanopia (blue-blind)
#00252E
Achromatopsia (no color)
#1D1D1D
Design tokens & code
CSS
--color: #0f184a; /* rgb */ color: rgb(15, 24, 74); /* oklch */ color: oklch(23.8% 0.093 269.9);
Tailwind
colors: {
custom: {
50: '#57547d',
500: '#0f184a',
950: '#000000',
},
}SCSS
$custom: #0f184a; $custom-light: #57547d; $custom-dark: #000000;
JSON
{
"hex": "#0f184a",
"rgb": {
"r": 15,
"g": 24,
"b": 74
},
"hsl": {
"h": 230.847,
"s": 66.292,
"l": 17.451
},
"oklch": {
"l": 0.23836,
"c": 0.09314,
"h": 269.9
},
"luminance": 0.01249
}Semantic roles & 50–950 ramp
primary
#0F184A
secondary
#847830
accent
#CF3FE9
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#04020A
muted
#79787C