#101564#101564
#101564 is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.2% C 0.134 H 270.0°. Best body text is #FFFFFF at 15.99:1 contrast (WCAG AA passes).
Color values
| HEX | #101564 |
|---|---|
| RGB | rgb(16, 21, 100) |
| HSL | hsl(236, 72%, 23%) |
| HSV | hsv(236, 84%, 39%) |
| CMYK | cmyk(84%, 79%, 0%, 60.8%) |
| CIE-LAB | lab(13.02, 28.98, -46.40) |
| CIE-LCH | lch(13.02, 54.71, 301.98°) |
| OKLab | oklab(26.24% 0.0001 -0.1344) |
| OKLCH | oklch(26.24% 0.134 270) |
| XYZ | xyz(2.7813, 1.5663, 12.2099) |
| Luminance | 0.0157 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Midnight Blue
#191970
ΔE00 2.16
Darkblue (survey)
#030764
ΔE00 3.33
Dark Royal Blue
#02066F
ΔE00 4.09
Dark Blue
#00035B
ΔE00 4.32
Dark Indigo
#1F0954
ΔE00 4.62
Deep Blue
#040273
ΔE00 5.02
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#101564 #645F10
analogous
#103F64 #101564 #351064
triadic
#101564 #641015 #156410
tetradic
#101564 #64103F #645F10 #106435
square
#101564 #64103F #645F10 #106435
split-complementary
#101564 #643510 #3F6410
monochromatic
#04061A #080A2F #101564 #182099 #212BCE
Accessibility & contrast
On white
15.99
#101564 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.31
#101564 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #101564
15.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##101564 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##101564 | 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)
#002666
Deuteranopia (green-blind)
#001D63
Tritanopia (blue-blind)
#002C3B
Achromatopsia (no color)
#222222
Design tokens & code
CSS
--color: #101564; /* rgb */ color: rgb(16, 21, 100); /* oklch */ color: oklch(26.2% 0.134 270.0);
Tailwind
colors: {
custom: {
50: '#605391',
500: '#101564',
950: '#000000',
},
}SCSS
$custom: #101564; $custom-light: #605391; $custom-dark: #000000;
JSON
{
"hex": "#101564",
"rgb": {
"r": 16,
"g": 21,
"b": 100
},
"hsl": {
"h": 236.429,
"s": 72.414,
"l": 22.745
},
"oklch": {
"l": 0.26237,
"c": 0.13441,
"h": 270
},
"luminance": 0.01567
}Semantic roles & 50–950 ramp
primary
#101564
secondary
#9D9633
accent
#E439EF
background
#F6F4F9
surface
#EBE7F1
border
#C6C3CB
text
#06020D
muted
#7A787E