#512DAB#512DAB
#512DAB is a dark, vivid violet. Relative luminance 0.066; OKLCH L 42.4% C 0.187 H 288.9°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).
Color values
| HEX | #512DAB |
|---|---|
| RGB | rgb(81, 45, 171) |
| HSL | hsl(257, 58%, 42%) |
| HSV | hsv(257, 74%, 67%) |
| CMYK | cmyk(52.6%, 73.7%, 0%, 32.9%) |
| CIE-LAB | lab(30.80, 46.87, -61.56) |
| CIE-LCH | lch(30.80, 77.37, 307.29°) |
| OKLab | oklab(42.42% 0.0605 -0.1769) |
| OKLCH | oklch(42.42% 0.187 288.9) |
| XYZ | xyz(11.6803, 6.5658, 39.1721) |
| Luminance | 0.0657 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 4.78
Purple Blue
#5D21D0
ΔE00 5.25
Blue With A Hint Of Purple
#533CC6
ΔE00 5.25
Violet Blue
#510AC9
ΔE00 5.41
Rebeccapurple
#663399
ΔE00 5.43
Blurple
#5539CC
ΔE00 5.47
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#512DAB #87AB2D
analogous
#2D48AB #512DAB #902DAB
triadic
#512DAB #AB512D #2DAB51
tetradic
#512DAB #AB2D48 #87AB2D #2DAB90
square
#512DAB #AB2D48 #87AB2D #2DAB90
split-complementary
#512DAB #AB902D #48AB2D
monochromatic
#23144A #3A207B #512DAB #6E47CE #9477DB
Accessibility & contrast
On white
9.08
#512DAB on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.31
#512DAB on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #512DAB
9.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##512DAB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##512DAB | 1.00 | 9.08 | 2.31 | 9.08 |
| #FFFFFF | 9.08 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.31 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.08 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004BAF
Deuteranopia (green-blind)
#0045A9
Tritanopia (blue-blind)
#2F4F69
Achromatopsia (no color)
#484848
Design tokens & code
CSS
--color: #512dab; /* rgb */ color: rgb(81, 45, 171); /* oklch */ color: oklch(42.4% 0.187 288.9);
Tailwind
colors: {
custom: {
50: '#8b6ac5',
500: '#512dab',
950: '#000000',
},
}SCSS
$custom: #512dab; $custom-light: #8b6ac5; $custom-dark: #000000;
JSON
{
"hex": "#512dab",
"rgb": {
"r": 81,
"g": 45,
"b": 171
},
"hsl": {
"h": 257.143,
"s": 58.333,
"l": 42.353
},
"oklch": {
"l": 0.42424,
"c": 0.18697,
"h": 288.9
},
"luminance": 0.06566
}Semantic roles & 50–950 ramp
primary
#512DAB
secondary
#ACC371
accent
#E246B5
background
#F9F6FC
surface
#F1EBF8
border
#CBC6D1
text
#0D0713
muted
#7E7A82