#647FFC#647FFC
#647FFC is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.9% C 0.187 H 271.0°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).
Color values
| HEX | #647FFC |
|---|---|
| RGB | rgb(100, 127, 252) |
| HSL | hsl(229, 96%, 69%) |
| HSV | hsv(229, 60%, 99%) |
| CMYK | cmyk(60.3%, 49.6%, 0%, 1.2%) |
| CIE-LAB | lab(56.99, 27.36, -65.45) |
| CIE-LCH | lch(56.99, 70.94, 292.68°) |
| OKLab | oklab(63.95% 0.0034 -0.1874) |
| OKLCH | oklch(63.95% 0.187 271) |
| XYZ | xyz(30.4097, 24.9138, 95.2829) |
| Luminance | 0.2492 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 2.44
Soft Blue
#6488EA
ΔE00 3.83
Lightish Blue
#3D7AFD
ΔE00 4.50
Dodger Blue
#3E82FC
ΔE00 5.25
Clear Blue
#247AFD
ΔE00 6.26
Lavender Blue
#8B88F8
ΔE00 6.62
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#647FFC #FCE164
analogous
#64CBFC #647FFC #9564FC
triadic
#647FFC #FC647F #7FFC64
tetradic
#647FFC #FC64CB #FCE164 #64FC95
square
#647FFC #FC64CB #FCE164 #64FC95
split-complementary
#647FFC #FC9564 #CBFC64
monochromatic
#042CE1 #284DFB #647FFC #A0B1FD #DCE2FE
Accessibility & contrast
On white
3.51
#647FFC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.98
#647FFC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #647FFC
5.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##647FFC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##647FFC | 1.00 | 3.51 | 5.98 | 5.98 |
| #FFFFFF | 3.51 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.98 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.98 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3B90FF
Deuteranopia (green-blind)
#1582F9
Tritanopia (blue-blind)
#009CB2
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #647ffc; /* rgb */ color: rgb(100, 127, 252); /* oklch */ color: oklch(63.9% 0.187 271.0);
Tailwind
colors: {
custom: {
50: '#9da3fe',
500: '#647ffc',
950: '#000000',
},
}SCSS
$custom: #647ffc; $custom-light: #9da3fe; $custom-dark: #000000;
JSON
{
"hex": "#647ffc",
"rgb": {
"r": 100,
"g": 127,
"b": 252
},
"hsl": {
"h": 229.342,
"s": 96.203,
"l": 69.02
},
"oklch": {
"l": 0.63949,
"c": 0.18743,
"h": 271
},
"luminance": 0.24916
}Semantic roles & 50–950 ramp
primary
#647FFC
secondary
#F4ECC8
accent
#BD00E6
background
#FAFAFF
surface
#F4F3FF
border
#CECDD7
text
#0F0F18
muted
#7F7F86