#647EEC#647EEC
#647EEC is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.7% C 0.167 H 270.9°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).
Color values
| HEX | #647EEC |
|---|---|
| RGB | rgb(100, 126, 236) |
| HSL | hsl(229, 78%, 66%) |
| HSV | hsv(229, 58%, 93%) |
| CMYK | cmyk(57.6%, 46.6%, 0%, 7.5%) |
| CIE-LAB | lab(55.77, 22.75, -58.55) |
| CIE-LCH | lch(55.77, 62.81, 291.23°) |
| OKLab | oklab(62.71% 0.0026 -0.1671) |
| OKLCH | oklch(62.71% 0.167 270.9) |
| XYZ | xyz(27.8517, 23.6850, 82.4446) |
| Luminance | 0.2369 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 2.71
Soft Blue
#6488EA
ΔE00 3.46
Lightish Blue
#3D7AFD
ΔE00 4.42
Dodger Blue
#3E82FC
ΔE00 5.28
Cornflower Blue
#5170D7
ΔE00 5.89
Clear Blue
#247AFD
ΔE00 6.05
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#647EEC #ECD264
analogous
#64C2EC #647EEC #8E64EC
triadic
#647EEC #EC647E #7EEC64
tetradic
#647EEC #EC64C2 #ECD264 #64EC8E
square
#647EEC #EC64C2 #ECD264 #64EC8E
split-complementary
#647EEC #EC8E64 #C2EC64
monochromatic
#1737BE #2D51E5 #647EEC #9BABF3 #D1D9F9
Accessibility & contrast
On white
3.66
#647EEC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.74
#647EEC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #647EEC
5.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##647EEC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##647EEC | 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)
#498CF0
Deuteranopia (green-blind)
#3580EA
Tritanopia (blue-blind)
#0097AA
Achromatopsia (no color)
#868686
Design tokens & code
CSS
--color: #647eec; /* rgb */ color: rgb(100, 126, 236); /* oklch */ color: oklch(62.7% 0.167 270.9);
Tailwind
colors: {
custom: {
50: '#9aa3f3',
500: '#647eec',
950: '#000000',
},
}SCSS
$custom: #647eec; $custom-light: #9aa3f3; $custom-dark: #000000;
JSON
{
"hex": "#647eec",
"rgb": {
"r": 100,
"g": 126,
"b": 236
},
"hsl": {
"h": 228.529,
"s": 78.161,
"l": 65.882
},
"oklch": {
"l": 0.62713,
"c": 0.16713,
"h": 270.9
},
"luminance": 0.23687
}Semantic roles & 50–950 ramp
primary
#647EEC
secondary
#ECE4BF
accent
#B30BDA
background
#FAF9FE
surface
#F3F2FD
border
#CDCCD5
text
#0F0F17
muted
#7F7E85