#4F72F3#4F72F3
#4F72F3 is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.7% C 0.197 H 268.4°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).
Color values
| HEX | #4F72F3 |
|---|---|
| RGB | rgb(79, 114, 243) |
| HSL | hsl(227, 87%, 63%) |
| HSV | hsv(227, 67%, 95%) |
| CMYK | cmyk(67.5%, 53.1%, 0%, 4.7%) |
| CIE-LAB | lab(52.02, 28.91, -68.54) |
| CIE-LCH | lch(52.02, 74.39, 292.87°) |
| OKLab | oklab(59.72% -0.0056 -0.1971) |
| OKLCH | oklch(59.72% 0.197 268.4) |
| XYZ | xyz(25.4139, 20.1655, 87.3296) |
| Luminance | 0.2017 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 3.55
Lightish Blue
#3D7AFD
ΔE00 3.71
Cornflower
#6A79F7
ΔE00 4.15
Royal Blue
#4169E1
ΔE00 4.27
Deep Sky Blue
#0D75F8
ΔE00 5.01
Clear Blue
#247AFD
ΔE00 5.07
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F72F3 #F3D04F
analogous
#4FC4F3 #4F72F3 #7E4FF3
triadic
#4F72F3 #F34F72 #72F34F
tetradic
#4F72F3 #F34FC4 #F3D04F #4FF37E
square
#4F72F3 #F34FC4 #F3D04F #4FF37E
split-complementary
#4F72F3 #F37E4F #C4F34F
monochromatic
#0D32BB #1644EF #4F72F3 #88A0F7 #C2CEFB
Accessibility & contrast
On white
4.17
#4F72F3 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.03
#4F72F3 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4F72F3
5.03:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F72F3 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4F72F3 | 1.00 | 4.17 | 5.03 | 5.03 |
| #FFFFFF | 4.17 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.03 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.03 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1184F8
Deuteranopia (green-blind)
#0075F0
Tritanopia (blue-blind)
#0091A8
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #4f72f3; /* rgb */ color: rgb(79, 114, 243); /* oklch */ color: oklch(59.7% 0.197 268.4);
Tailwind
colors: {
custom: {
50: '#929af8',
500: '#4f72f3',
950: '#000000',
},
}SCSS
$custom: #4f72f3; $custom-light: #929af8; $custom-dark: #000000;
JSON
{
"hex": "#4f72f3",
"rgb": {
"r": 79,
"g": 114,
"b": 243
},
"hsl": {
"h": 227.195,
"s": 87.234,
"l": 63.137
},
"oklch": {
"l": 0.59717,
"c": 0.19718,
"h": 268.4
},
"luminance": 0.20168
}Semantic roles & 50–950 ramp
primary
#4F72F3
secondary
#ECE0B2
accent
#B402E4
background
#F9F9FF
surface
#F2F2FF
border
#CCCCD7
text
#0E0E17
muted
#7E7E85