#4F63D7#4F63D7
#4F63D7 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.8% C 0.178 H 271.9°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).
Color values
| HEX | #4F63D7 |
|---|---|
| RGB | rgb(79, 99, 215) |
| HSL | hsl(231, 63%, 58%) |
| HSV | hsv(231, 63%, 84%) |
| CMYK | cmyk(63.3%, 54%, 0%, 15.7%) |
| CIE-LAB | lab(46.30, 28.61, -62.03) |
| CIE-LCH | lch(46.30, 68.31, 294.76°) |
| OKLab | oklab(54.8% 0.0058 -0.1781) |
| OKLCH | oklch(54.8% 0.178 271.9) |
| XYZ | xyz(19.9479, 15.4905, 66.2155) |
| Luminance | 0.1549 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal Blue
#4169E1
ΔE00 3.16
Warm Blue
#4B57DB
ΔE00 3.86
Azul
#1D5DEC
ΔE00 4.31
Dark Periwinkle
#665FD1
ΔE00 4.37
Cornflower Blue
#5170D7
ΔE00 4.55
Bright Blue
#0165FC
ΔE00 5.49
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F63D7 #D7C34F
analogous
#4FA7D7 #4F63D7 #7F4FD7
triadic
#4F63D7 #D74F63 #63D74F
tetradic
#4F63D7 #D74FA7 #D7C34F #4FD77F
square
#4F63D7 #D74FA7 #D7C34F #4FD77F
split-complementary
#4F63D7 #D77F4F #A7D74F
monochromatic
#20308C #2B41BE #4F63D7 #818FE2 #B3BBEE
Accessibility & contrast
On white
5.12
#4F63D7 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.10
#4F63D7 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4F63D7
5.12:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F63D7 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4F63D7 | 1.00 | 5.12 | 4.10 | 5.12 |
| #FFFFFF | 5.12 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.10 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.12 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0D74DB
Deuteranopia (green-blind)
#0068D5
Tritanopia (blue-blind)
#007E93
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #4f63d7; /* rgb */ color: rgb(79, 99, 215); /* oklch */ color: oklch(54.8% 0.178 271.9);
Tailwind
colors: {
custom: {
50: '#8e8fe4',
500: '#4f63d7',
950: '#000000',
},
}SCSS
$custom: #4f63d7; $custom-light: #8e8fe4; $custom-dark: #000000;
JSON
{
"hex": "#4f63d7",
"rgb": {
"r": 79,
"g": 99,
"b": 215
},
"hsl": {
"h": 231.176,
"s": 62.963,
"l": 57.647
},
"oklch": {
"l": 0.54802,
"c": 0.17824,
"h": 271.9
},
"luminance": 0.15492
}Semantic roles & 50–950 ramp
primary
#4F63D7
secondary
#DCD4A6
accent
#CE42E6
background
#F9F8FE
surface
#F2F0FC
border
#CCCBD5
text
#0D0C16
muted
#7E7D84