#647FE8#647FE8
#647FE8 is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.7% C 0.160 H 270.4°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).
Color values
| HEX | #647FE8 |
|---|---|
| RGB | rgb(100, 127, 232) |
| HSL | hsl(228, 74%, 65%) |
| HSV | hsv(228, 57%, 91%) |
| CMYK | cmyk(56.9%, 45.3%, 0%, 9%) |
| CIE-LAB | lab(55.80, 20.85, -56.27) |
| CIE-LCH | lch(55.80, 60.01, 290.33°) |
| OKLab | oklab(62.66% 0.001 -0.1604) |
| OKLCH | oklch(62.66% 0.16 270.4) |
| XYZ | xyz(27.4056, 23.7122, 79.4610) |
| Luminance | 0.2371 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Soft Blue
#6488EA
ΔE00 3.10
Cornflower
#6A79F7
ΔE00 3.29
Lightish Blue
#3D7AFD
ΔE00 4.53
Dodger Blue
#3E82FC
ΔE00 5.16
Cornflower Blue
#5170D7
ΔE00 5.88
Clear Blue
#247AFD
ΔE00 6.03
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#647FE8 #E8CD64
analogous
#64C1E8 #647FE8 #8B64E8
triadic
#647FE8 #E8647F #7FE864
tetradic
#647FE8 #E864C1 #E8CD64 #64E88B
square
#647FE8 #E864C1 #E8CD64 #64E88B
split-complementary
#647FE8 #E88B64 #C1E864
monochromatic
#1B3BB7 #2F53E0 #647FE8 #99ABF0 #CFD7F8
Accessibility & contrast
On white
3.66
#647FE8 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.74
#647FE8 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #647FE8
5.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##647FE8 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##647FE8 | 1.00 | 3.66 | 5.74 | 5.74 |
| #FFFFFF | 3.66 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.74 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.74 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4F8CEC
Deuteranopia (green-blind)
#3C80E6
Tritanopia (blue-blind)
#0096A8
Achromatopsia (no color)
#868686
Design tokens & code
CSS
--color: #647fe8; /* rgb */ color: rgb(100, 127, 232); /* oklch */ color: oklch(62.7% 0.160 270.4);
Tailwind
colors: {
custom: {
50: '#9aa3f0',
500: '#647fe8',
950: '#000000',
},
}SCSS
$custom: #647fe8; $custom-light: #9aa3f0; $custom-dark: #000000;
JSON
{
"hex": "#647fe8",
"rgb": {
"r": 100,
"g": 127,
"b": 232
},
"hsl": {
"h": 227.727,
"s": 74.157,
"l": 65.098
},
"oklch": {
"l": 0.62659,
"c": 0.16042,
"h": 270.4
},
"luminance": 0.23714
}Semantic roles & 50–950 ramp
primary
#647FE8
secondary
#EAE1BE
accent
#AE0FD6
background
#FAFAFE
surface
#F3F3FD
border
#CDCDD5
text
#0F0F16
muted
#7F7F84