#646EED#646EED
#646EED is a mid, vivid blue. Relative luminance 0.200; OKLCH L 59.7% C 0.189 H 275.7°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).
Color values
| HEX | #646EED |
|---|---|
| RGB | rgb(100, 110, 237) |
| HSL | hsl(236, 79%, 66%) |
| HSV | hsv(236, 58%, 93%) |
| CMYK | cmyk(57.8%, 53.6%, 0%, 7.1%) |
| CIE-LAB | lab(51.81, 32.77, -65.48) |
| CIE-LCH | lch(51.81, 73.23, 296.58°) |
| OKLab | oklab(59.74% 0.0188 -0.1877) |
| OKLCH | oklch(59.74% 0.189 275.7) |
| XYZ | xyz(26.1126, 19.9737, 82.5836) |
| Luminance | 0.1998 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 3.80
Mediumslateblue
#7B68EE
ΔE00 4.59
Cornflower Blue
#5170D7
ΔE00 4.82
Royal Blue
#4169E1
ΔE00 5.52
Dark Periwinkle
#665FD1
ΔE00 6.45
Lightish Blue
#3D7AFD
ΔE00 7.02
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#646EED #EDE364
analogous
#64B3ED #646EED #9E64ED
triadic
#646EED #ED646E #6EED64
tetradic
#646EED #ED64B3 #EDE364 #64ED9E
square
#646EED #ED64B3 #EDE364 #64ED9E
split-complementary
#646EED #ED9E64 #B3ED64
monochromatic
#1623C0 #2D3BE7 #646EED #9BA1F3 #D2D5FA
Accessibility & contrast
On white
4.20
#646EED on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.00
#646EED on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #646EED
5.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##646EED | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##646EED | 1.00 | 4.20 | 5.00 | 5.00 |
| #FFFFFF | 4.20 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.00 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.00 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1A81F1
Deuteranopia (green-blind)
#0076EA
Tritanopia (blue-blind)
#008BA3
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #646eed; /* rgb */ color: rgb(100, 110, 237); /* oklch */ color: oklch(59.7% 0.189 275.7);
Tailwind
colors: {
custom: {
50: '#9b97f4',
500: '#646eed',
950: '#000000',
},
}SCSS
$custom: #646eed; $custom-light: #9b97f4; $custom-dark: #000000;
JSON
{
"hex": "#646eed",
"rgb": {
"r": 100,
"g": 110,
"b": 237
},
"hsl": {
"h": 235.62,
"s": 79.191,
"l": 66.078
},
"oklch": {
"l": 0.5974,
"c": 0.18861,
"h": 275.7
},
"luminance": 0.19976
}Semantic roles & 50–950 ramp
primary
#646EED
secondary
#EDEAC0
accent
#CC0ADB
background
#FAF9FF
surface
#F4F2FE
border
#CECCD6
text
#0F0D17
muted
#7F7E85