#172568#172568
#172568 is a dark, moderate blue. Relative luminance 0.025; OKLCH L 30.0% C 0.118 H 268.9°. Best body text is #FFFFFF at 13.99:1 contrast (WCAG AA passes).
Color values
| HEX | #172568 |
|---|---|
| RGB | rgb(23, 37, 104) |
| HSL | hsl(230, 64%, 25%) |
| HSV | hsv(230, 78%, 41%) |
| CMYK | cmyk(77.9%, 64.4%, 0%, 59.2%) |
| CIE-LAB | lab(17.94, 20.26, -40.95) |
| CIE-LCH | lch(17.94, 45.69, 296.33°) |
| OKLab | oklab(30.04% -0.0022 -0.1183) |
| OKLCH | oklch(30.04% 0.118 268.9) |
| XYZ | xyz(3.5127, 2.5044, 13.3923) |
| Luminance | 0.0250 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Midnight Blue
#191970
ΔE00 4.72
Marine
#042E60
ΔE00 5.62
Navy Blue (survey)
#001146
ΔE00 7.10
Navy Blue
#1B2A4A
ΔE00 7.24
Navy (survey)
#01153E
ΔE00 7.92
Darkblue (survey)
#030764
ΔE00 8.15
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#172568 #685A17
analogous
#174D68 #172568 #321768
triadic
#172568 #681725 #256817
tetradic
#172568 #68174D #685A17 #176832
square
#172568 #68174D #685A17 #176832
split-complementary
#172568 #683217 #4D6817
monochromatic
#060919 #0C1336 #172568 #22379A #2D49CC
Accessibility & contrast
On white
13.99
#172568 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.50
#172568 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #172568
13.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##172568 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##172568 | 1.00 | 13.99 | 1.50 | 13.99 |
| #FFFFFF | 13.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 13.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00306A
Deuteranopia (green-blind)
#002867
Tritanopia (blue-blind)
#003642
Achromatopsia (no color)
#2C2C2C
Design tokens & code
CSS
--color: #172568; /* rgb */ color: rgb(23, 37, 104); /* oklch */ color: oklch(30.0% 0.118 268.9);
Tailwind
colors: {
custom: {
50: '#625f94',
500: '#172568',
950: '#000000',
},
}SCSS
$custom: #172568; $custom-light: #625f94; $custom-dark: #000000;
JSON
{
"hex": "#172568",
"rgb": {
"r": 23,
"g": 37,
"b": 104
},
"hsl": {
"h": 229.63,
"s": 63.78,
"l": 24.902
},
"oklch": {
"l": 0.30042,
"c": 0.11829,
"h": 268.9
},
"luminance": 0.02505
}Semantic roles & 50–950 ramp
primary
#172568
secondary
#9E8D3D
accent
#CA41E7
background
#F6F5F9
surface
#EBE9F1
border
#C6C5CB
text
#06040D
muted
#7A797E