#6433A4#6433A4
#6433A4 is a dark, vivid violet. Relative luminance 0.078; OKLCH L 44.6% C 0.173 H 299.1°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).
Color values
| HEX | #6433A4 |
|---|---|
| RGB | rgb(100, 51, 164) |
| HSL | hsl(266, 53%, 42%) |
| HSV | hsv(266, 69%, 64%) |
| CMYK | cmyk(39%, 68.9%, 0%, 35.7%) |
| CIE-LAB | lab(33.47, 45.29, -52.90) |
| CIE-LCH | lch(33.47, 69.63, 310.57°) |
| OKLab | oklab(44.64% 0.084 -0.1508) |
| OKLCH | oklch(44.64% 0.173 299.1) |
| XYZ | xyz(13.1385, 7.7572, 35.9198) |
| Luminance | 0.0776 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Rebeccapurple
#663399
ΔE00 2.03
Purple (survey)
#7E1E9C
ΔE00 6.26
Bluey Purple
#6241C7
ΔE00 6.38
Ocean Blue
#4F42B5
ΔE00 6.41
Blue With A Hint Of Purple
#533CC6
ΔE00 6.48
Purple Blue
#5D21D0
ΔE00 6.72
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6433A4 #73A433
analogous
#333AA4 #6433A4 #9D33A4
triadic
#6433A4 #A46433 #33A464
tetradic
#6433A4 #A4333A #73A433 #33A49D
square
#6433A4 #A4333A #73A433 #33A49D
split-complementary
#6433A4 #A49D33 #3AA433
monochromatic
#2B1647 #482475 #6433A4 #824DC8 #A37BD6
Accessibility & contrast
On white
8.23
#6433A4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.55
#6433A4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #6433A4
8.23:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6433A4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6433A4 | 1.00 | 8.23 | 2.55 | 8.23 |
| #FFFFFF | 8.23 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.55 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.23 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004FA7
Deuteranopia (green-blind)
#004EA2
Tritanopia (blue-blind)
#554E67
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #6433a4; /* rgb */ color: rgb(100, 51, 164); /* oklch */ color: oklch(44.6% 0.173 299.1);
Tailwind
colors: {
custom: {
50: '#956ec0',
500: '#6433a4',
950: '#000000',
},
}SCSS
$custom: #6433a4; $custom-light: #956ec0; $custom-dark: #000000;
JSON
{
"hex": "#6433a4",
"rgb": {
"r": 100,
"g": 51,
"b": 164
},
"hsl": {
"h": 266.018,
"s": 52.558,
"l": 42.157
},
"oklch": {
"l": 0.44639,
"c": 0.17264,
"h": 299.1
},
"luminance": 0.07757
}Semantic roles & 50–950 ramp
primary
#6433A4
secondary
#9EBF74
accent
#DC4C9D
background
#F9F6FB
surface
#F2ECF7
border
#CCC7D0
text
#0E0712
muted
#7E7A81