#573B97#573B97
#573B97 is a dark, vivid violet. Relative luminance 0.074; OKLCH L 43.4% C 0.144 H 293.5°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).
Color values
| HEX | #573B97 |
|---|---|
| RGB | rgb(87, 59, 151) |
| HSL | hsl(258, 44%, 41%) |
| HSV | hsv(258, 61%, 59%) |
| CMYK | cmyk(42.4%, 60.9%, 0%, 40.8%) |
| CIE-LAB | lab(32.67, 34.44, -46.39) |
| CIE-LCH | lch(32.67, 57.77, 306.59°) |
| OKLab | oklab(43.42% 0.0575 -0.1321) |
| OKLCH | oklch(43.42% 0.144 293.5) |
| XYZ | xyz(11.0789, 7.3882, 30.1145) |
| Luminance | 0.0739 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Darkslateblue
#483D8B
ΔE00 3.73
Rebeccapurple
#663399
ΔE00 3.82
Blueberry
#464196
ΔE00 4.33
Ocean Blue
#4F42B5
ΔE00 5.57
Blue With A Hint Of Purple
#533CC6
ΔE00 7.26
Bluey Purple
#6241C7
ΔE00 7.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#573B97 #7B973B
analogous
#3B4D97 #573B97 #853B97
triadic
#573B97 #97573B #3B9757
tetradic
#573B97 #973B4D #7B973B #3B9785
square
#573B97 #973B4D #7B973B #3B9785
split-complementary
#573B97 #97853B #4D973B
monochromatic
#24193F #3E2A6B #573B97 #7353BC #977FCD
Accessibility & contrast
On white
8.48
#573B97 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.48
#573B97 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #573B97
8.48:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##573B97 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##573B97 | 1.00 | 8.48 | 2.48 | 8.48 |
| #FFFFFF | 8.48 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.48 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.48 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004E9A
Deuteranopia (green-blind)
#074B95
Tritanopia (blue-blind)
#464F63
Achromatopsia (no color)
#4D4D4D
Design tokens & code
CSS
--color: #573b97; /* rgb */ color: rgb(87, 59, 151); /* oklch */ color: oklch(43.4% 0.144 293.5);
Tailwind
colors: {
custom: {
50: '#8b72b6',
500: '#573b97',
950: '#000000',
},
}SCSS
$custom: #573b97; $custom-light: #8b72b6; $custom-dark: #000000;
JSON
{
"hex": "#573b97",
"rgb": {
"r": 87,
"g": 59,
"b": 151
},
"hsl": {
"h": 258.261,
"s": 43.81,
"l": 41.176
},
"oklch": {
"l": 0.4342,
"c": 0.14413,
"h": 293.5
},
"luminance": 0.07389
}Semantic roles & 50–950 ramp
primary
#573B97
secondary
#A3B777
accent
#D454AD
background
#F8F7FB
surface
#F0EDF6
border
#CBC8D0
text
#0C0811
muted
#7D7B80