#4F50DB#4F50DB
#4F50DB is a mid, highly saturated blue. Relative luminance 0.125; OKLCH L 51.7% C 0.207 H 276.1°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).
Color values
| HEX | #4F50DB |
|---|---|
| RGB | rgb(79, 80, 219) |
| HSL | hsl(240, 66%, 58%) |
| HSV | hsv(240, 64%, 86%) |
| CMYK | cmyk(63.9%, 63.5%, 0%, 14.1%) |
| CIE-LAB | lab(42.02, 41.63, -71.28) |
| CIE-LCH | lch(42.02, 82.54, 300.29°) |
| OKLab | oklab(51.73% 0.0219 -0.2055) |
| OKLCH | oklch(51.73% 0.207 276.1) |
| XYZ | xyz(18.8751, 12.5125, 68.4246) |
| Luminance | 0.1251 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 2.26
Iris
#6258C4
ΔE00 4.56
Slate Blue
#6A5ACD
ΔE00 5.06
Purpleish Blue
#6140EF
ΔE00 5.16
Electric Blue
#0652FF
ΔE00 5.17
Dark Periwinkle
#665FD1
ΔE00 5.37
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F50DB #DBDA4F
analogous
#4F96DB #4F50DB #944FDB
triadic
#4F50DB #DB4F50 #50DB4F
tetradic
#4F50DB #DB4F96 #DBDA4F #4FDB94
square
#4F50DB #DB4F96 #DBDA4F #4FDB94
split-complementary
#4F50DB #DB944F #96DB4F
monochromatic
#1E1F92 #2829C5 #4F50DB #8283E5 #B5B5F0
Accessibility & contrast
On white
6.00
#4F50DB on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#4F50DB on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4F50DB
6.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F50DB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4F50DB | 1.00 | 6.00 | 3.50 | 6.00 |
| #FFFFFF | 6.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0069DF
Deuteranopia (green-blind)
#005DD8
Tritanopia (blue-blind)
#00748E
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #4f50db; /* rgb */ color: rgb(79, 80, 219); /* oklch */ color: oklch(51.7% 0.207 276.1);
Tailwind
colors: {
custom: {
50: '#9081e7',
500: '#4f50db',
950: '#000000',
},
}SCSS
$custom: #4f50db; $custom-light: #9081e7; $custom-dark: #000000;
JSON
{
"hex": "#4f50db",
"rgb": {
"r": 79,
"g": 80,
"b": 219
},
"hsl": {
"h": 239.571,
"s": 66.038,
"l": 58.431
},
"oklch": {
"l": 0.51726,
"c": 0.20664,
"h": 276.1
},
"luminance": 0.12514
}Semantic roles & 50–950 ramp
primary
#4F50DB
secondary
#DFDEA7
accent
#E83FE9
background
#F9F7FE
surface
#F2EEFD
border
#CCC9D5
text
#0E0A16
muted
#7E7C84