#381F74#381F74
#381F74 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.8% C 0.137 H 290.3°. Best body text is #FFFFFF at 12.99:1 contrast (WCAG AA passes).
Color values
| HEX | #381F74 |
|---|---|
| RGB | rgb(56, 31, 116) |
| HSL | hsl(258, 58%, 29%) |
| HSV | hsv(258, 73%, 45%) |
| CMYK | cmyk(51.7%, 73.3%, 0%, 54.5%) |
| CIE-LAB | lab(20.37, 33.93, -44.65) |
| CIE-LCH | lch(20.37, 56.08, 307.24°) |
| OKLab | oklab(32.84% 0.0474 -0.1281) |
| OKLCH | oklch(32.84% 0.137 290.3) |
| XYZ | xyz(5.2724, 3.0815, 16.8366) |
| Luminance | 0.0308 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Midnight Blue
#191970
ΔE00 4.58
Indigo (survey)
#380282
ΔE00 5.41
Indigo
#4B0082
ΔE00 6.03
Royal Purple (survey)
#4B006E
ΔE00 6.50
Royal
#0C1793
ΔE00 6.94
Dark Indigo
#1F0954
ΔE00 6.99
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#381F74 #5B741F
analogous
#1F3174 #381F74 #631F74
triadic
#381F74 #74381F #1F7438
tetradic
#381F74 #741F31 #5B741F #1F7463
square
#381F74 #741F31 #5B741F #1F7463
split-complementary
#381F74 #74631F #31741F
monochromatic
#0C0618 #211244 #381F74 #4F2CA4 #6A41CC
Accessibility & contrast
On white
12.99
#381F74 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.62
#381F74 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #381F74
12.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##381F74 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##381F74 | 1.00 | 12.99 | 1.62 | 12.99 |
| #FFFFFF | 12.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003377
Deuteranopia (green-blind)
#002F72
Tritanopia (blue-blind)
#243547
Achromatopsia (no color)
#313131
Design tokens & code
CSS
--color: #381f74; /* rgb */ color: rgb(56, 31, 116); /* oklch */ color: oklch(32.8% 0.137 290.3);
Tailwind
colors: {
custom: {
50: '#755d9d',
500: '#381f74',
950: '#000000',
},
}SCSS
$custom: #381f74; $custom-light: #755d9d; $custom-dark: #000000;
JSON
{
"hex": "#381f74",
"rgb": {
"r": 56,
"g": 31,
"b": 116
},
"hsl": {
"h": 257.647,
"s": 57.823,
"l": 28.824
},
"oklch": {
"l": 0.32843,
"c": 0.13659,
"h": 290.3
},
"luminance": 0.03082
}Semantic roles & 50–950 ramp
primary
#381F74
secondary
#8BA847
accent
#E147B4
background
#F7F5F9
surface
#EDE9F2
border
#C8C5CC
text
#09040E
muted
#7B797E