#163A7A#163A7A
#163A7A is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.2% C 0.117 H 260.9°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).
Color values
| HEX | #163A7A |
|---|---|
| RGB | rgb(22, 58, 122) |
| HSL | hsl(218, 69%, 28%) |
| HSV | hsv(218, 82%, 48%) |
| CMYK | cmyk(82%, 52.5%, 0%, 52.2%) |
| CIE-LAB | lab(25.57, 12.52, -40.12) |
| CIE-LCH | lch(25.57, 42.03, 287.33°) |
| OKLab | oklab(36.25% -0.0185 -0.1155) |
| OKLCH | oklch(36.25% 0.117 260.9) |
| XYZ | xyz(5.3555, 4.6012, 19.0144) |
| Luminance | 0.0460 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Darkish Blue
#014182
ΔE00 3.35
Marine Blue
#01386A
ΔE00 3.43
Twilight Blue
#0A437A
ΔE00 4.17
Marine
#042E60
ΔE00 4.81
Cobalt (survey)
#1E488F
ΔE00 4.92
Prussian Blue
#004577
ΔE00 5.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#163A7A #7A5616
analogous
#166C7A #163A7A #24167A
triadic
#163A7A #7A163A #3A7A16
tetradic
#163A7A #7A166C #7A5616 #167A24
square
#163A7A #7A166C #7A5616 #167A24
split-complementary
#163A7A #7A2416 #6C7A16
monochromatic
#050C1A #0D2146 #163A7A #1F53AE #316EDA
Accessibility & contrast
On white
10.94
#163A7A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.92
#163A7A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #163A7A
10.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##163A7A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##163A7A | 1.00 | 10.94 | 1.92 | 10.94 |
| #FFFFFF | 10.94 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.92 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.94 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#12417C
Deuteranopia (green-blind)
#003879
Tritanopia (blue-blind)
#004954
Achromatopsia (no color)
#3D3D3D
Design tokens & code
CSS
--color: #163a7a; /* rgb */ color: rgb(22, 58, 122); /* oklch */ color: oklch(36.2% 0.117 260.9);
Tailwind
colors: {
custom: {
50: '#656fa1',
500: '#163a7a',
950: '#000000',
},
}SCSS
$custom: #163a7a; $custom-light: #656fa1; $custom-dark: #000000;
JSON
{
"hex": "#163a7a",
"rgb": {
"r": 22,
"g": 58,
"b": 122
},
"hsl": {
"h": 218.4,
"s": 69.444,
"l": 28.235
},
"oklch": {
"l": 0.36249,
"c": 0.11695,
"h": 260.9
},
"luminance": 0.04602
}Semantic roles & 50–950 ramp
primary
#163A7A
secondary
#AF863D
accent
#AD3CEC
background
#F6F6FA
surface
#EBECF3
border
#C6C7CD
text
#06070F
muted
#7A7A7F