#4A63DD#4A63DD
#4A63DD is a mid, vivid blue. Relative luminance 0.156; OKLCH L 55.0% C 0.188 H 270.3°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).
Color values
| HEX | #4A63DD |
|---|---|
| RGB | rgb(74, 99, 221) |
| HSL | hsl(230, 68%, 58%) |
| HSV | hsv(230, 67%, 87%) |
| CMYK | cmyk(66.5%, 55.2%, 0%, 13.3%) |
| CIE-LAB | lab(46.44, 29.88, -65.23) |
| CIE-LCH | lch(46.44, 71.75, 294.62°) |
| OKLab | oklab(54.97% 0.001 -0.1876) |
| OKLCH | oklch(54.97% 0.188 270.3) |
| XYZ | xyz(20.3326, 15.5981, 70.3318) |
| Luminance | 0.1560 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal Blue
#4169E1
ΔE00 2.60
Azul
#1D5DEC
ΔE00 3.59
Warm Blue
#4B57DB
ΔE00 3.96
Cornflower Blue
#5170D7
ΔE00 4.47
Bright Blue
#0165FC
ΔE00 4.61
Dark Periwinkle
#665FD1
ΔE00 5.03
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4A63DD #DDC44A
analogous
#4AACDD #4A63DD #7A4ADD
triadic
#4A63DD #DD4A63 #63DD4A
tetradic
#4A63DD #DD4AAC #DDC44A #4ADD7A
square
#4A63DD #DD4AAC #DDC44A #4ADD7A
split-complementary
#4A63DD #DD7A4A #ACDD4A
monochromatic
#1B2F91 #2540C5 #4A63DD #7E8FE7 #B1BCF0
Accessibility & contrast
On white
5.10
#4A63DD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.12
#4A63DD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4A63DD
5.10:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4A63DD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4A63DD | 1.00 | 5.10 | 4.12 | 5.10 |
| #FFFFFF | 5.10 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.12 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.10 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0075E1
Deuteranopia (green-blind)
#0068DB
Tritanopia (blue-blind)
#008096
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #4a63dd; /* rgb */ color: rgb(74, 99, 221); /* oklch */ color: oklch(55.0% 0.188 270.3);
Tailwind
colors: {
custom: {
50: '#8c8fe8',
500: '#4a63dd',
950: '#000000',
},
}SCSS
$custom: #4a63dd; $custom-light: #8c8fe8; $custom-dark: #000000;
JSON
{
"hex": "#4a63dd",
"rgb": {
"r": 74,
"g": 99,
"b": 221
},
"hsl": {
"h": 229.796,
"s": 68.372,
"l": 57.843
},
"oklch": {
"l": 0.5497,
"c": 0.18765,
"h": 270.3
},
"luminance": 0.156
}Semantic roles & 50–950 ramp
primary
#4A63DD
secondary
#DFD5A4
accent
#CE3DEB
background
#F9F8FE
surface
#F2F0FD
border
#CCCBD5
text
#0D0C16
muted
#7E7D84