#163F5F#163F5F
#163F5F is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.6% C 0.072 H 245.5°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).
Color values
| HEX | #163F5F |
|---|---|
| RGB | rgb(22, 63, 95) |
| HSL | hsl(206, 62%, 23%) |
| HSV | hsv(206, 77%, 37%) |
| CMYK | cmyk(76.8%, 33.7%, 0%, 62.7%) |
| CIE-LAB | lab(25.42, -2.13, -23.08) |
| CIE-LCH | lch(25.42, 23.18, 264.74°) |
| OKLab | oklab(35.57% -0.0298 -0.0654) |
| OKLCH | oklch(35.57% 0.072 245.5) |
| XYZ | xyz(4.1732, 4.5513, 11.4828) |
| Luminance | 0.0455 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Slate Blue
#214761
ΔE00 3.57
Prussian Blue
#004577
ΔE00 3.97
Marine Blue
#01386A
ΔE00 4.24
Twilight Blue
#0A437A
ΔE00 4.39
Dark Grey Blue
#29465B
ΔE00 4.59
Darkish Blue
#014182
ΔE00 5.17
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#163F5F #5F3616
analogous
#165F5A #163F5F #161B5F
triadic
#163F5F #5F163F #3F5F16
tetradic
#163F5F #5A165F #5F3616 #1B5F16
square
#163F5F #5A165F #5F3616 #1B5F16
split-complementary
#163F5F #5F161B #5F5A16
monochromatic
#061019 #0A1E2D #163F5F #226091 #2D81C2
Accessibility & contrast
On white
10.99
#163F5F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.91
#163F5F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #163F5F
10.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##163F5F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##163F5F | 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)
#304060
Deuteranopia (green-blind)
#26395E
Tritanopia (blue-blind)
#00474A
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #163f5f; /* rgb */ color: rgb(22, 63, 95); /* oklch */ color: oklch(35.6% 0.072 245.5);
Tailwind
colors: {
custom: {
50: '#5e738c',
500: '#163f5f',
950: '#000000',
},
}SCSS
$custom: #163f5f; $custom-light: #5e738c; $custom-dark: #000000;
JSON
{
"hex": "#163f5f",
"rgb": {
"r": 22,
"g": 63,
"b": 95
},
"hsl": {
"h": 206.301,
"s": 62.393,
"l": 22.941
},
"oklch": {
"l": 0.35566,
"c": 0.07185,
"h": 245.5
},
"luminance": 0.04552
}Semantic roles & 50–950 ramp
primary
#163F5F
secondary
#96633B
accent
#8A42E5
background
#F5F7F8
surface
#EAEDF0
border
#C6C8CB
text
#05080C
muted
#797B7D