#16397C#16397C
#16397C is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.2% C 0.121 H 261.7°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).
Color values
| HEX | #16397C |
|---|---|
| RGB | rgb(22, 57, 124) |
| HSL | hsl(219, 70%, 29%) |
| HSV | hsv(219, 82%, 49%) |
| CMYK | cmyk(82.3%, 54%, 0%, 51.4%) |
| CIE-LAB | lab(25.42, 14.06, -41.63) |
| CIE-LCH | lch(25.42, 43.94, 288.66°) |
| OKLab | oklab(36.18% -0.0174 -0.1199) |
| OKLCH | oklch(36.18% 0.121 261.7) |
| XYZ | xyz(5.4308, 4.5514, 19.6572) |
| Luminance | 0.0455 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Darkish Blue
#014182
ΔE00 3.74
Marine Blue
#01386A
ΔE00 3.86
Twilight Blue
#0A437A
ΔE00 4.66
Marine
#042E60
ΔE00 4.92
Cobalt (survey)
#1E488F
ΔE00 5.11
Prussian Blue
#004577
ΔE00 6.24
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#16397C #7C5916
analogous
#166C7C #16397C #26167C
triadic
#16397C #7C1639 #397C16
tetradic
#16397C #7C166C #7C5916 #167C26
square
#16397C #7C166C #7C5916 #167C26
split-complementary
#16397C #7C2616 #6C7C16
monochromatic
#050C1A #0D2148 #16397C #1F51B0 #326CDB
Accessibility & contrast
On white
10.99
#16397C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.91
#16397C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #16397C
10.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##16397C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##16397C | 1.00 | 10.99 | 1.91 | 10.99 |
| #FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0A417E
Deuteranopia (green-blind)
#00387B
Tritanopia (blue-blind)
#004954
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #16397c; /* rgb */ color: rgb(22, 57, 124); /* oklch */ color: oklch(36.2% 0.121 261.7);
Tailwind
colors: {
custom: {
50: '#656ea2',
500: '#16397c',
950: '#000000',
},
}SCSS
$custom: #16397c; $custom-light: #656ea2; $custom-dark: #000000;
JSON
{
"hex": "#16397c",
"rgb": {
"r": 22,
"g": 57,
"b": 124
},
"hsl": {
"h": 219.412,
"s": 69.863,
"l": 28.627
},
"oklch": {
"l": 0.36182,
"c": 0.12119,
"h": 261.7
},
"luminance": 0.04552
}Semantic roles & 50–950 ramp
primary
#16397C
secondary
#B1893D
accent
#B03BED
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#07070F
muted
#7A7A7F