#573FA1#573FA1
#573FA1 is a dark, vivid violet. Relative luminance 0.082; OKLCH L 44.8% C 0.152 H 290.2°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).
Color values
| HEX | #573FA1 |
|---|---|
| RGB | rgb(87, 63, 161) |
| HSL | hsl(255, 44%, 44%) |
| HSV | hsv(255, 61%, 63%) |
| CMYK | cmyk(46%, 60.9%, 0%, 36.9%) |
| CIE-LAB | lab(34.30, 34.98, -49.81) |
| CIE-LCH | lch(34.30, 60.87, 305.08°) |
| OKLab | oklab(44.84% 0.0524 -0.1422) |
| OKLCH | oklch(44.84% 0.152 290.2) |
| XYZ | xyz(12.1392, 8.1540, 34.6456) |
| Luminance | 0.0815 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 3.71
Blueberry
#464196
ΔE00 3.87
Darkslateblue
#483D8B
ΔE00 4.38
Rebeccapurple
#663399
ΔE00 4.92
Blue With A Hint Of Purple
#533CC6
ΔE00 5.63
Bluey Purple
#6241C7
ΔE00 5.87
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#573FA1 #89A13F
analogous
#3F58A1 #573FA1 #883FA1
triadic
#573FA1 #A1573F #3FA157
tetradic
#573FA1 #A13F58 #89A13F #3FA188
square
#573FA1 #A13F58 #89A13F #3FA188
split-complementary
#573FA1 #A1883F #58A13F
monochromatic
#271D49 #3F2E75 #573FA1 #765DC0 #9B89D1
Accessibility & contrast
On white
7.98
#573FA1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#573FA1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #573FA1
7.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##573FA1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##573FA1 | 1.00 | 7.98 | 2.63 | 7.98 |
| #FFFFFF | 7.98 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.98 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0052A4
Deuteranopia (green-blind)
#004E9F
Tritanopia (blue-blind)
#41556A
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #573fa1; /* rgb */ color: rgb(87, 63, 161); /* oklch */ color: oklch(44.8% 0.152 290.2);
Tailwind
colors: {
custom: {
50: '#8c75bd',
500: '#573fa1',
950: '#000000',
},
}SCSS
$custom: #573fa1; $custom-light: #8c75bd; $custom-dark: #000000;
JSON
{
"hex": "#573fa1",
"rgb": {
"r": 87,
"g": 63,
"b": 161
},
"hsl": {
"h": 254.694,
"s": 43.75,
"l": 43.922
},
"oklch": {
"l": 0.44838,
"c": 0.15156,
"h": 290.2
},
"luminance": 0.08154
}Semantic roles & 50–950 ramp
primary
#573FA1
secondary
#ADBC80
accent
#D354B4
background
#F8F7FB
surface
#F0EDF7
border
#CBC8D0
text
#0D0812
muted
#7D7B81