#031340#031340
#031340 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.0% C 0.089 H 263.6°. Best body text is #FFFFFF at 17.93:1 contrast (WCAG AA passes).
Color values
| HEX | #031340 |
|---|---|
| RGB | rgb(3, 19, 64) |
| HSL | hsl(224, 91%, 13%) |
| HSV | hsv(224, 95%, 25%) |
| CMYK | cmyk(95.3%, 70.3%, 0%, 74.9%) |
| CIE-LAB | lab(7.72, 14.02, -30.48) |
| CIE-LCH | lch(7.72, 33.55, 294.70°) |
| OKLab | oklab(20.97% -0.01 -0.0883) |
| OKLCH | oklch(20.97% 0.089 263.6) |
| XYZ | xyz(1.1955, 0.8551, 4.9515) |
| Luminance | 0.0086 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy (survey)
#01153E
ΔE00 1.47
Navy Blue (survey)
#001146
ΔE00 1.95
Dark Navy
#000435
ΔE00 2.86
Very Dark Blue
#000133
ΔE00 3.34
Midnight Blue (survey)
#020035
ΔE00 3.59
Dark Navy Blue
#00022E
ΔE00 3.81
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#031340 #403003
analogous
#033140 #031340 #110340
triadic
#031340 #400313 #134003
tetradic
#031340 #400331 #403003 #034011
square
#031340 #400331 #403003 #034011
split-complementary
#031340 #401103 #314003
monochromatic
#01091D #01091D #031340 #06247A #0836B5
Accessibility & contrast
On white
17.93
#031340 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.17
#031340 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #031340
17.93:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##031340 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##031340 | 1.00 | 17.93 | 1.17 | 17.93 |
| #FFFFFF | 17.93 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.17 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.93 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001A41
Deuteranopia (green-blind)
#00143F
Tritanopia (blue-blind)
#001F27
Achromatopsia (no color)
#171717
Design tokens & code
CSS
--color: #031340; /* rgb */ color: rgb(3, 19, 64); /* oklch */ color: oklch(21.0% 0.089 263.6);
Tailwind
colors: {
custom: {
50: '#515075',
500: '#031340',
950: '#000000',
},
}SCSS
$custom: #031340; $custom-light: #515075; $custom-dark: #000000;
JSON
{
"hex": "#031340",
"rgb": {
"r": 3,
"g": 19,
"b": 64
},
"hsl": {
"h": 224.262,
"s": 91.045,
"l": 13.137
},
"oklch": {
"l": 0.20969,
"c": 0.08887,
"h": 263.6
},
"luminance": 0.00855
}Semantic roles & 50–950 ramp
primary
#031340
secondary
#82671D
accent
#C729FF
background
#F4F4F7
surface
#E7E7ED
border
#C3C3C8
text
#020208
muted
#78787B