#4F77E9#4F77E9
#4F77E9 is a mid, vivid blue. Relative luminance 0.207; OKLCH L 60.0% C 0.178 H 266.5°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).
Color values
| HEX | #4F77E9 |
|---|---|
| RGB | rgb(79, 119, 233) |
| HSL | hsl(224, 78%, 61%) |
| HSV | hsv(224, 66%, 91%) |
| CMYK | cmyk(66.1%, 48.9%, 0%, 8.6%) |
| CIE-LAB | lab(52.66, 22.36, -61.93) |
| CIE-LCH | lch(52.66, 65.84, 289.86°) |
| OKLab | oklab(59.99% -0.0108 -0.1776) |
| OKLCH | oklch(59.99% 0.178 266.5) |
| XYZ | xyz(24.5242, 20.7368, 79.7852) |
| Luminance | 0.2074 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Lightish Blue
#3D7AFD
ΔE00 2.75
Cornflower Blue
#5170D7
ΔE00 3.35
Clear Blue
#247AFD
ΔE00 3.90
Deep Sky Blue
#0D75F8
ΔE00 4.14
Cornflower
#6A79F7
ΔE00 4.74
Dodger Blue
#3E82FC
ΔE00 4.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F77E9 #E9C14F
analogous
#4FC4E9 #4F77E9 #744FE9
triadic
#4F77E9 #E94F77 #77E94F
tetradic
#4F77E9 #E94FC4 #E9C14F #4FE974
square
#4F77E9 #E94FC4 #E9C14F #4FE974
split-complementary
#4F77E9 #E9744F #C4E94F
monochromatic
#153BA9 #1C4FDF #4F77E9 #85A1F0 #BCCBF7
Accessibility & contrast
On white
4.08
#4F77E9 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.15
#4F77E9 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4F77E9
5.15:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F77E9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4F77E9 | 1.00 | 4.08 | 5.15 | 5.15 |
| #FFFFFF | 4.08 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.15 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.15 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3885ED
Deuteranopia (green-blind)
#0677E7
Tritanopia (blue-blind)
#0092A5
Achromatopsia (no color)
#7E7E7E
Design tokens & code
CSS
--color: #4f77e9; /* rgb */ color: rgb(79, 119, 233); /* oklch */ color: oklch(60.0% 0.178 266.5);
Tailwind
colors: {
custom: {
50: '#909df1',
500: '#4f77e9',
950: '#000000',
},
}SCSS
$custom: #4f77e9; $custom-light: #909df1; $custom-dark: #000000;
JSON
{
"hex": "#4f77e9",
"rgb": {
"r": 79,
"g": 119,
"b": 233
},
"hsl": {
"h": 224.416,
"s": 77.778,
"l": 61.176
},
"oklch": {
"l": 0.5999,
"c": 0.1779,
"h": 266.5
},
"luminance": 0.20739
}Semantic roles & 50–950 ramp
primary
#4F77E9
secondary
#E7D8AD
accent
#A40BDA
background
#F9F9FE
surface
#F2F2FD
border
#CCCCD5
text
#0E0E17
muted
#7E7E85