#181147#181147
#181147 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.8% C 0.096 H 281.5°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).
Color values
| HEX | #181147 |
|---|---|
| RGB | rgb(24, 17, 71) |
| HSL | hsl(248, 61%, 17%) |
| HSV | hsv(248, 76%, 28%) |
| CMYK | cmyk(66.2%, 76.1%, 0%, 72.2%) |
| CIE-LAB | lab(9.40, 21.64, -32.62) |
| CIE-LCH | lch(9.40, 39.14, 303.56°) |
| OKLab | oklab(22.82% 0.0192 -0.0939) |
| OKLCH | oklch(22.82% 0.096 281.5) |
| XYZ | xyz(1.7141, 1.0499, 6.0723) |
| Luminance | 0.0105 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 3.61
Night Blue
#040348
ΔE00 4.17
Dark Indigo
#1F0954
ΔE00 4.30
Midnight Blue (survey)
#020035
ΔE00 4.92
Dark Navy
#000435
ΔE00 5.28
Very Dark Blue
#000133
ΔE00 5.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#181147 #404711
analogous
#112547 #181147 #331147
triadic
#181147 #471811 #114718
tetradic
#181147 #471125 #404711 #114733
square
#181147 #471125 #404711 #114733
split-complementary
#181147 #473311 #254711
monochromatic
#080619 #080619 #181147 #291D78 #3929AA
Accessibility & contrast
On white
17.36
#181147 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.21
#181147 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #181147
17.36:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##181147 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##181147 | 1.00 | 17.36 | 1.21 | 17.36 |
| #FFFFFF | 17.36 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.36 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001C49
Deuteranopia (green-blind)
#001846
Tritanopia (blue-blind)
#001F2A
Achromatopsia (no color)
#1A1A1A
Design tokens & code
CSS
--color: #181147; /* rgb */ color: rgb(24, 17, 71); /* oklch */ color: oklch(22.8% 0.096 281.5);
Tailwind
colors: {
custom: {
50: '#5c4f7b',
500: '#181147',
950: '#000000',
},
}SCSS
$custom: #181147; $custom-light: #5c4f7b; $custom-dark: #000000;
JSON
{
"hex": "#181147",
"rgb": {
"r": 24,
"g": 17,
"b": 71
},
"hsl": {
"h": 247.778,
"s": 61.364,
"l": 17.255
},
"oklch": {
"l": 0.22822,
"c": 0.09587,
"h": 281.5
},
"luminance": 0.0105
}Semantic roles & 50–950 ramp
primary
#181147
secondary
#778133
accent
#E443D0
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#040209
muted
#79787B