#642CA7#642CA7
#642CA7 is a dark, vivid violet. Relative luminance 0.073; OKLCH L 44.0% C 0.185 H 299.4°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).
Color values
| HEX | #642CA7 |
|---|---|
| RGB | rgb(100, 44, 167) |
| HSL | hsl(267, 58%, 41%) |
| HSV | hsv(267, 74%, 65%) |
| CMYK | cmyk(40.1%, 73.7%, 0%, 34.5%) |
| CIE-LAB | lab(32.48, 49.50, -56.31) |
| CIE-LCH | lch(32.48, 74.97, 311.31°) |
| OKLab | oklab(44.01% 0.0906 -0.1608) |
| OKLCH | oklch(44.01% 0.185 299.4) |
| XYZ | xyz(13.1295, 7.3006, 37.2691) |
| Luminance | 0.0730 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Rebeccapurple
#663399
ΔE00 2.90
Purple Blue
#5D21D0
ΔE00 5.85
Purple (survey)
#7E1E9C
ΔE00 5.89
Violet Blue
#510AC9
ΔE00 6.61
Blue With A Hint Of Purple
#533CC6
ΔE00 6.70
Blurple
#5539CC
ΔE00 6.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#642CA7 #6FA72C
analogous
#2C32A7 #642CA7 #A22CA7
triadic
#642CA7 #A7642C #2CA764
tetradic
#642CA7 #A72C32 #6FA72C #2CA7A2
square
#642CA7 #A72C32 #6FA72C #2CA7A2
split-complementary
#642CA7 #A7A22C #32A72C
monochromatic
#2A1246 #471F77 #642CA7 #8243CD #A273DA
Accessibility & contrast
On white
8.54
#642CA7 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.46
#642CA7 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #642CA7
8.54:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##642CA7 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##642CA7 | 1.00 | 8.54 | 2.46 | 8.54 |
| #FFFFFF | 8.54 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.46 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.54 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004CAB
Deuteranopia (green-blind)
#004BA5
Tritanopia (blue-blind)
#544B67
Achromatopsia (no color)
#4C4C4C
Design tokens & code
CSS
--color: #642ca7; /* rgb */ color: rgb(100, 44, 167); /* oklch */ color: oklch(44.0% 0.185 299.4);
Tailwind
colors: {
custom: {
50: '#966ac2',
500: '#642ca7',
950: '#000000',
},
}SCSS
$custom: #642ca7; $custom-light: #966ac2; $custom-dark: #000000;
JSON
{
"hex": "#642ca7",
"rgb": {
"r": 100,
"g": 44,
"b": 167
},
"hsl": {
"h": 267.317,
"s": 58.294,
"l": 41.373
},
"oklch": {
"l": 0.44009,
"c": 0.18458,
"h": 299.4
},
"luminance": 0.07301
}Semantic roles & 50–950 ramp
primary
#642CA7
secondary
#9BC26D
accent
#E2469B
background
#F9F6FC
surface
#F2EBF8
border
#CCC6D1
text
#0E0712
muted
#7E7A81