#131A4F#131A4F
#131A4F is a dark, moderate blue. Relative luminance 0.014; OKLCH L 25.0% C 0.097 H 271.7°. Best body text is #FFFFFF at 16.30:1 contrast (WCAG AA passes).
Color values
| HEX | #131A4F |
|---|---|
| RGB | rgb(19, 26, 79) |
| HSL | hsl(233, 61%, 19%) |
| HSV | hsv(233, 76%, 31%) |
| CMYK | cmyk(75.9%, 67.1%, 0%, 69%) |
| CIE-LAB | lab(12.23, 17.46, -33.55) |
| CIE-LCH | lch(12.23, 37.82, 297.50°) |
| OKLab | oklab(25.03% 0.0028 -0.0968) |
| OKLCH | oklch(25.03% 0.097 271.7) |
| XYZ | xyz(2.0488, 1.4416, 7.5659) |
| Luminance | 0.0144 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 2.95
Navy (survey)
#01153E
ΔE00 3.99
Dark Navy
#000435
ΔE00 5.80
Midnight Blue (survey)
#020035
ΔE00 6.11
Night Blue
#040348
ΔE00 6.18
Very Dark Blue
#000133
ΔE00 6.25
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#131A4F #4F4813
analogous
#13384F #131A4F #2A134F
triadic
#131A4F #4F131A #1A4F13
tetradic
#131A4F #4F1338 #4F4813 #134F2A
square
#131A4F #4F1338 #4F4813 #134F2A
split-complementary
#131A4F #4F2A13 #384F13
monochromatic
#060819 #070A1E #131A4F #1F2A80 #2B3AB2
Accessibility & contrast
On white
16.30
#131A4F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.29
#131A4F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #131A4F
16.30:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##131A4F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##131A4F | 1.00 | 16.30 | 1.29 | 16.30 |
| #FFFFFF | 16.30 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.29 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.30 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#002351
Deuteranopia (green-blind)
#001D4E
Tritanopia (blue-blind)
#002731
Achromatopsia (no color)
#202020
Design tokens & code
CSS
--color: #131a4f; /* rgb */ color: rgb(19, 26, 79); /* oklch */ color: oklch(25.0% 0.097 271.7);
Tailwind
colors: {
custom: {
50: '#5a5681',
500: '#131a4f',
950: '#000000',
},
}SCSS
$custom: #131a4f; $custom-light: #5a5681; $custom-dark: #000000;
JSON
{
"hex": "#131a4f",
"rgb": {
"r": 19,
"g": 26,
"b": 79
},
"hsl": {
"h": 233,
"s": 61.224,
"l": 19.216
},
"oklch": {
"l": 0.25028,
"c": 0.09682,
"h": 271.7
},
"luminance": 0.01442
}Semantic roles & 50–950 ramp
primary
#131A4F
secondary
#887E36
accent
#D243E4
background
#F5F5F7
surface
#E9E9EE
border
#C5C5C9
text
#04030A
muted
#79787C