#223171#223171
#223171 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 34.0% C 0.112 H 269.6°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).
Color values
| HEX | #223171 |
|---|---|
| RGB | rgb(34, 49, 113) |
| HSL | hsl(229, 54%, 29%) |
| HSV | hsv(229, 70%, 44%) |
| CMYK | cmyk(69.9%, 56.6%, 0%, 55.7%) |
| CIE-LAB | lab(22.75, 16.97, -38.92) |
| CIE-LCH | lch(22.75, 42.46, 293.56°) |
| OKLab | oklab(34.05% -0.0007 -0.1119) |
| OKLCH | oklch(34.05% 0.112 269.6) |
| XYZ | xyz(4.7376, 3.7285, 16.0896) |
| Luminance | 0.0373 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Marine
#042E60
ΔE00 4.77
Marine Blue
#01386A
ΔE00 6.30
Navy Blue
#1B2A4A
ΔE00 7.31
Darkish Blue
#014182
ΔE00 7.55
Darkslateblue
#483D8B
ΔE00 7.57
Midnight Blue
#191970
ΔE00 7.58
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#223171 #716222
analogous
#225971 #223171 #3B2271
triadic
#223171 #712231 #317122
tetradic
#223171 #712259 #716222 #22713B
square
#223171 #712259 #716222 #22713B
split-complementary
#223171 #713B22 #597122
monochromatic
#070A18 #141D42 #223171 #3045A0 #465FC7
Accessibility & contrast
On white
12.03
#223171 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.75
#223171 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #223171
12.03:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##223171 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##223171 | 1.00 | 12.03 | 1.75 | 12.03 |
| #FFFFFF | 12.03 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.03 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#033A73
Deuteranopia (green-blind)
#003370
Tritanopia (blue-blind)
#00404C
Achromatopsia (no color)
#363636
Design tokens & code
CSS
--color: #223171; /* rgb */ color: rgb(34, 49, 113); /* oklch */ color: oklch(34.0% 0.112 269.6);
Tailwind
colors: {
custom: {
50: '#67689a',
500: '#223171',
950: '#000000',
},
}SCSS
$custom: #223171; $custom-light: #67689a; $custom-dark: #000000;
JSON
{
"hex": "#223171",
"rgb": {
"r": 34,
"g": 49,
"b": 113
},
"hsl": {
"h": 228.608,
"s": 53.741,
"l": 28.824
},
"oklch": {
"l": 0.34047,
"c": 0.11187,
"h": 269.6
},
"luminance": 0.03729
}Semantic roles & 50–950 ramp
primary
#223171
secondary
#A4934A
accent
#C14BDD
background
#F6F6F9
surface
#EBEBF2
border
#C6C6CC
text
#07060E
muted
#7A7A7E