#103166#103166
#103166 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.3% C 0.101 H 259.7°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).
Color values
| HEX | #103166 |
|---|---|
| RGB | rgb(16, 49, 102) |
| HSL | hsl(217, 73%, 23%) |
| HSV | hsv(217, 84%, 40%) |
| CMYK | cmyk(84.3%, 52%, 0%, 60%) |
| CIE-LAB | lab(21.08, 9.78, -34.56) |
| CIE-LCH | lch(21.08, 35.92, 285.80°) |
| OKLab | oklab(32.28% -0.0181 -0.0994) |
| OKLCH | oklch(32.28% 0.101 259.7) |
| XYZ | xyz(3.7094, 3.2657, 13.0026) |
| Luminance | 0.0327 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Marine
#042E60
ΔE00 1.45
Marine Blue
#01386A
ΔE00 3.47
Navy Blue
#1B2A4A
ΔE00 5.76
Darkish Blue
#014182
ΔE00 6.26
Twilight Blue
#0A437A
ΔE00 6.59
Prussian Blue
#004577
ΔE00 7.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#103166 #664510
analogous
#105C66 #103166 #1A1066
triadic
#103166 #661031 #316610
tetradic
#103166 #66105C #664510 #10661A
square
#103166 #66105C #664510 #10661A
split-complementary
#103166 #661A10 #5C6610
monochromatic
#040D1A #081831 #103166 #184A9B #2164D0
Accessibility & contrast
On white
12.70
#103166 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.65
#103166 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #103166
12.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##103166 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##103166 | 1.00 | 12.70 | 1.65 | 12.70 |
| #FFFFFF | 12.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.65 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#123768
Deuteranopia (green-blind)
#002F65
Tritanopia (blue-blind)
#003E46
Achromatopsia (no color)
#333333
Design tokens & code
CSS
--color: #103166; /* rgb */ color: rgb(16, 49, 102); /* oklch */ color: oklch(32.3% 0.101 259.7);
Tailwind
colors: {
custom: {
50: '#5e6892',
500: '#103166',
950: '#000000',
},
}SCSS
$custom: #103166; $custom-light: #5e6892; $custom-dark: #000000;
JSON
{
"hex": "#103166",
"rgb": {
"r": 16,
"g": 49,
"b": 102
},
"hsl": {
"h": 216.977,
"s": 72.881,
"l": 23.137
},
"oklch": {
"l": 0.32277,
"c": 0.10104,
"h": 259.7
},
"luminance": 0.03266
}Semantic roles & 50–950 ramp
primary
#103166
secondary
#9E7533
accent
#A938F0
background
#F5F6F9
surface
#EAEBF1
border
#C6C6CB
text
#05060D
muted
#797A7E