#6463CD#6463CD
#6463CD is a mid, vivid blue. Relative luminance 0.160; OKLCH L 55.5% C 0.160 H 280.3°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #6463CD |
|---|---|
| RGB | rgb(100, 99, 205) |
| HSL | hsl(241, 51%, 60%) |
| HSV | hsv(241, 52%, 80%) |
| CMYK | cmyk(51.2%, 51.7%, 0%, 19.6%) |
| CIE-LAB | lab(47.03, 29.32, -55.07) |
| CIE-LCH | lch(47.03, 62.39, 298.03°) |
| OKLab | oklab(55.5% 0.0285 -0.1571) |
| OKLCH | oklch(55.5% 0.16 280.3) |
| XYZ | xyz(20.7334, 16.0396, 59.7492) |
| Luminance | 0.1604 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Periwinkle
#665FD1
ΔE00 1.56
Slate Blue
#6A5ACD
ΔE00 3.31
Light Indigo
#6D5ACF
ΔE00 3.60
Iris
#6258C4
ΔE00 3.77
Warm Blue
#4B57DB
ΔE00 5.13
Royal Blue
#4169E1
ΔE00 6.43
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6463CD #CCCD63
analogous
#6397CD #6463CD #9963CD
triadic
#6463CD #CD6463 #63CD64
tetradic
#6463CD #CD6397 #CCCD63 #63CD99
square
#6463CD #CD6397 #CCCD63 #63CD99
split-complementary
#6463CD #CD9963 #97CD63
monochromatic
#2D2C8A #3C3BB8 #6463CD #9291DC #C0C0EB
Accessibility & contrast
On white
4.99
#6463CD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#6463CD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #6463CD
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6463CD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6463CD | 1.00 | 4.99 | 4.21 | 4.99 |
| #FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2C74D1
Deuteranopia (green-blind)
#216CCB
Tritanopia (blue-blind)
#397A8E
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #6463cd; /* rgb */ color: rgb(100, 99, 205); /* oklch */ color: oklch(55.5% 0.160 280.3);
Tailwind
colors: {
custom: {
50: '#978fdd',
500: '#6463cd',
950: '#000000',
},
}SCSS
$custom: #6463cd; $custom-light: #978fdd; $custom-dark: #000000;
JSON
{
"hex": "#6463cd",
"rgb": {
"r": 100,
"g": 99,
"b": 205
},
"hsl": {
"h": 240.566,
"s": 51.456,
"l": 59.608
},
"oklch": {
"l": 0.55497,
"c": 0.1597,
"h": 280.3
},
"luminance": 0.16041
}Semantic roles & 50–950 ramp
primary
#6463CD
secondary
#DADAB1
accent
#DB4DDA
background
#F9F8FD
surface
#F2F0FB
border
#CCCBD4
text
#0E0C15
muted
#7E7D83