#171364#171364
#171364 is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.4% C 0.135 H 274.2°. Best body text is #FFFFFF at 15.99:1 contrast (WCAG AA passes).
Color values
| HEX | #171364 |
|---|---|
| RGB | rgb(23, 19, 100) |
| HSL | hsl(243, 68%, 23%) |
| HSV | hsv(243, 81%, 39%) |
| CMYK | cmyk(77%, 81%, 0%, 60.8%) |
| CIE-LAB | lab(13.03, 30.84, -46.38) |
| CIE-LCH | lch(13.03, 55.70, 303.63°) |
| OKLab | oklab(26.36% 0.0099 -0.1341) |
| OKLCH | oklch(26.36% 0.135 274.2) |
| XYZ | xyz(2.8857, 1.5677, 12.2046) |
| Luminance | 0.0157 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Midnight Blue
#191970
ΔE00 2.25
Darkblue (survey)
#030764
ΔE00 2.89
Dark Royal Blue
#02066F
ΔE00 3.66
Dark Indigo
#1F0954
ΔE00 3.82
Dark Blue
#00035B
ΔE00 3.89
Deep Blue
#040273
ΔE00 4.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#171364 #606413
analogous
#133764 #171364 #3F1364
triadic
#171364 #641713 #136417
tetradic
#171364 #641337 #606413 #13643F
square
#171364 #641337 #606413 #13643F
split-complementary
#171364 #643F13 #376413
monochromatic
#06051A #0B0931 #171364 #231D97 #2F27CB
Accessibility & contrast
On white
15.99
#171364 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.31
#171364 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #171364
15.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##171364 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##171364 | 1.00 | 15.99 | 1.31 | 15.99 |
| #FFFFFF | 15.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.31 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 15.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#002566
Deuteranopia (green-blind)
#001E63
Tritanopia (blue-blind)
#002B3B
Achromatopsia (no color)
#222222
Design tokens & code
CSS
--color: #171364; /* rgb */ color: rgb(23, 19, 100); /* oklch */ color: oklch(26.4% 0.135 274.2);
Tailwind
colors: {
custom: {
50: '#625291',
500: '#171364',
950: '#000000',
},
}SCSS
$custom: #171364; $custom-light: #625291; $custom-dark: #000000;
JSON
{
"hex": "#171364",
"rgb": {
"r": 23,
"g": 19,
"b": 100
},
"hsl": {
"h": 242.963,
"s": 68.067,
"l": 23.333
},
"oklch": {
"l": 0.26362,
"c": 0.13451,
"h": 274.2
},
"luminance": 0.01568
}Semantic roles & 50–950 ramp
primary
#171364
secondary
#979C37
accent
#EB3DE2
background
#F6F4F9
surface
#EBE7F1
border
#C6C3CB
text
#06020D
muted
#7A787E