#5B1B8D#5B1B8D
#5B1B8D is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.9% C 0.174 H 304.7°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).
Color values
| HEX | #5B1B8D |
|---|---|
| RGB | rgb(91, 27, 141) |
| HSL | hsl(274, 68%, 33%) |
| HSV | hsv(274, 81%, 55%) |
| CMYK | cmyk(35.5%, 80.9%, 0%, 44.7%) |
| CIE-LAB | lab(26.54, 48.79, -50.17) |
| CIE-LCH | lch(26.54, 69.99, 314.20°) |
| OKLab | oklab(38.89% 0.099 -0.143) |
| OKLCH | oklch(38.89% 0.174 304.7) |
| XYZ | xyz(9.5129, 4.9311, 25.6448) |
| Luminance | 0.0493 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo
#4B0082
ΔE00 4.48
Rebeccapurple
#663399
ΔE00 5.26
Royal Purple (survey)
#4B006E
ΔE00 6.23
Purple (survey)
#7E1E9C
ΔE00 6.61
Indigo (survey)
#380282
ΔE00 6.81
Indigo Blue
#3A18B1
ΔE00 7.61
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5B1B8D #4D8D1B
analogous
#221B8D #5B1B8D #8D1B86
triadic
#5B1B8D #8D5B1B #1B8D5B
tetradic
#5B1B8D #8D221B #4D8D1B #1B868D
square
#5B1B8D #8D221B #4D8D1B #1B868D
split-complementary
#5B1B8D #868D1B #1B8D22
monochromatic
#190726 #3A115A #5B1B8D #7C25C0 #9A47DC
Accessibility & contrast
On white
10.57
#5B1B8D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.99
#5B1B8D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #5B1B8D
10.57:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5B1B8D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##5B1B8D | 1.00 | 10.57 | 1.99 | 10.57 |
| #FFFFFF | 10.57 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.57 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003D90
Deuteranopia (green-blind)
#003F8B
Tritanopia (blue-blind)
#513954
Achromatopsia (no color)
#3F3F3F
Design tokens & code
CSS
--color: #5b1b8d; /* rgb */ color: rgb(91, 27, 141); /* oklch */ color: oklch(38.9% 0.174 304.7);
Tailwind
colors: {
custom: {
50: '#8f60af',
500: '#5b1b8d',
950: '#000000',
},
}SCSS
$custom: #5b1b8d; $custom-light: #8f60af; $custom-dark: #000000;
JSON
{
"hex": "#5b1b8d",
"rgb": {
"r": 91,
"g": 27,
"b": 141
},
"hsl": {
"h": 273.684,
"s": 67.857,
"l": 32.941
},
"oklch": {
"l": 0.38892,
"c": 0.1739,
"h": 304.7
},
"luminance": 0.04931
}Semantic roles & 50–950 ramp
primary
#5B1B8D
secondary
#7BBD46
accent
#EB3D89
background
#F9F5FA
surface
#F1EAF5
border
#CBC6CF
text
#0D0510
muted
#7E797F