#511F97#511F97
#511F97 is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.9% C 0.179 H 295.7°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).
Color values
| HEX | #511F97 |
|---|---|
| RGB | rgb(81, 31, 151) |
| HSL | hsl(265, 66%, 36%) |
| HSV | hsv(265, 79%, 59%) |
| CMYK | cmyk(46.4%, 79.5%, 0%, 40.8%) |
| CIE-LAB | lab(26.63, 48.03, -56.25) |
| CIE-LCH | lch(26.63, 73.97, 310.49°) |
| OKLab | oklab(38.94% 0.0775 -0.1612) |
| OKLCH | oklch(38.94% 0.179 295.7) |
| XYZ | xyz(9.4677, 4.9634, 29.7314) |
| Luminance | 0.0496 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 5.03
Indigo
#4B0082
ΔE00 5.10
Rebeccapurple
#663399
ΔE00 5.65
Indigo (survey)
#380282
ΔE00 6.20
Violet Blue
#510AC9
ΔE00 6.76
Ultramarine
#2000B1
ΔE00 7.28
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#511F97 #65971F
analogous
#1F2997 #511F97 #8D1F97
triadic
#511F97 #97511F #1F9751
tetradic
#511F97 #971F29 #65971F #1F978D
square
#511F97 #971F29 #65971F #1F978D
split-complementary
#511F97 #978D1F #29971F
monochromatic
#1B0A31 #361564 #511F97 #6C29CA #8D54DC
Accessibility & contrast
On white
10.54
#511F97 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.99
#511F97 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #511F97
10.54:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##511F97 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##511F97 | 1.00 | 10.54 | 1.99 | 10.54 |
| #FFFFFF | 10.54 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.54 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00409A
Deuteranopia (green-blind)
#003D95
Tritanopia (blue-blind)
#3D405B
Achromatopsia (no color)
#3F3F3F
Design tokens & code
CSS
--color: #511f97; /* rgb */ color: rgb(81, 31, 151); /* oklch */ color: oklch(38.9% 0.179 295.7);
Tailwind
colors: {
custom: {
50: '#8961b7',
500: '#511f97',
950: '#000000',
},
}SCSS
$custom: #511f97; $custom-light: #8961b7; $custom-dark: #000000;
JSON
{
"hex": "#511f97",
"rgb": {
"r": 81,
"g": 31,
"b": 151
},
"hsl": {
"h": 265,
"s": 65.934,
"l": 35.686
},
"oklch": {
"l": 0.38937,
"c": 0.17889,
"h": 295.7
},
"luminance": 0.04964
}Semantic roles & 50–950 ramp
primary
#511F97
secondary
#92BF52
accent
#E93FA2
background
#F8F6FB
surface
#F0EBF6
border
#CBC6D0
text
#0C0511
muted
#7D7A80