#511F74#511F74
#511F74 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 35.9% C 0.140 H 307.7°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).
Color values
| HEX | #511F74 |
|---|---|
| RGB | rgb(81, 31, 116) |
| HSL | hsl(275, 58%, 29%) |
| HSV | hsv(275, 73%, 45%) |
| CMYK | cmyk(30.2%, 73.3%, 0%, 54.5%) |
| CIE-LAB | lab(23.64, 39.07, -39.18) |
| CIE-LCH | lch(23.64, 55.33, 314.92°) |
| OKLab | oklab(35.9% 0.0858 -0.1111) |
| OKLCH | oklch(35.9% 0.14 307.7) |
| XYZ | xyz(7.0351, 3.9904, 16.9192) |
| Luminance | 0.0399 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Royal Purple (survey)
#4B006E
ΔE00 4.54
Indigo
#4B0082
ΔE00 5.39
Indigo (survey)
#380282
ΔE00 7.35
Rebeccapurple
#663399
ΔE00 7.60
Plum Purple
#4E0550
ΔE00 8.01
Darkish Purple
#751973
ΔE00 8.06
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#511F74 #42741F
analogous
#271F74 #511F74 #741F6D
triadic
#511F74 #74511F #1F7451
tetradic
#511F74 #74271F #42741F #1F6D74
square
#511F74 #74271F #42741F #1F6D74
split-complementary
#511F74 #6D741F #1F7427
monochromatic
#110618 #2F1244 #511F74 #732CA4 #9341CC
Accessibility & contrast
On white
11.68
#511F74 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.80
#511F74 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #511F74
11.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##511F74 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##511F74 | 1.00 | 11.68 | 1.80 | 11.68 |
| #FFFFFF | 11.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.80 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003676
Deuteranopia (green-blind)
#073972
Tritanopia (blue-blind)
#4B3247
Achromatopsia (no color)
#383838
Design tokens & code
CSS
--color: #511f74; /* rgb */ color: rgb(81, 31, 116); /* oklch */ color: oklch(35.9% 0.140 307.7);
Tailwind
colors: {
custom: {
50: '#855f9d',
500: '#511f74',
950: '#000000',
},
}SCSS
$custom: #511f74; $custom-light: #855f9d; $custom-dark: #000000;
JSON
{
"hex": "#511f74",
"rgb": {
"r": 81,
"g": 31,
"b": 116
},
"hsl": {
"h": 275.294,
"s": 57.823,
"l": 28.824
},
"oklch": {
"l": 0.35901,
"c": 0.14034,
"h": 307.7
},
"luminance": 0.0399
}Semantic roles & 50–950 ramp
primary
#511F74
secondary
#6FA847
accent
#E14786
background
#F8F5F9
surface
#F0E9F2
border
#CBC5CC
text
#0B050E
muted
#7C797E