#531D8A#531D8A
#531D8A is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.8% C 0.167 H 301.0°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).
Color values
| HEX | #531D8A |
|---|---|
| RGB | rgb(83, 29, 138) |
| HSL | hsl(270, 65%, 33%) |
| HSV | hsv(270, 79%, 54%) |
| CMYK | cmyk(39.9%, 79%, 0%, 45.9%) |
| CIE-LAB | lab(25.42, 45.87, -50.18) |
| CIE-LCH | lch(25.42, 67.99, 312.44°) |
| OKLab | oklab(37.79% 0.086 -0.1433) |
| OKLCH | oklch(37.79% 0.167 301) |
| XYZ | xyz(8.5930, 4.5526, 24.4659) |
| Luminance | 0.0455 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo
#4B0082
ΔE00 3.96
Indigo (survey)
#380282
ΔE00 5.82
Rebeccapurple
#663399
ΔE00 5.83
Royal Purple (survey)
#4B006E
ΔE00 5.88
Indigo Blue
#3A18B1
ΔE00 7.06
Purple (survey)
#7E1E9C
ΔE00 8.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#531D8A #548A1D
analogous
#1D1D8A #531D8A #891D8A
triadic
#531D8A #8A531D #1D8A53
tetradic
#531D8A #8A1D1D #548A1D #1D8A89
square
#531D8A #8A1D1D #548A1D #1D8A89
split-complementary
#531D8A #8A891D #1D8A1D
monochromatic
#160825 #351257 #531D8A #7128BD #9049D9
Accessibility & contrast
On white
10.99
#531D8A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.91
#531D8A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #531D8A
10.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##531D8A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##531D8A | 1.00 | 10.99 | 1.91 | 10.99 |
| #FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003C8D
Deuteranopia (green-blind)
#003C88
Tritanopia (blue-blind)
#473A53
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #531d8a; /* rgb */ color: rgb(83, 29, 138); /* oklch */ color: oklch(37.8% 0.167 301.0);
Tailwind
colors: {
custom: {
50: '#8960ad',
500: '#531d8a',
950: '#000000',
},
}SCSS
$custom: #531d8a; $custom-light: #8960ad; $custom-dark: #000000;
JSON
{
"hex": "#531d8a",
"rgb": {
"r": 83,
"g": 29,
"b": 138
},
"hsl": {
"h": 269.725,
"s": 65.269,
"l": 32.745
},
"oklch": {
"l": 0.37788,
"c": 0.16715,
"h": 301
},
"luminance": 0.04553
}Semantic roles & 50–950 ramp
primary
#531D8A
secondary
#82BB48
accent
#E84095
background
#F8F5FA
surface
#F0EAF4
border
#CBC6CE
text
#0C0510
muted
#7D797F