#668ED2#668ED2
#668ED2 is a light, moderate blue. Relative luminance 0.268; OKLCH L 64.6% C 0.112 H 260.6°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).
Color values
| HEX | #668ED2 |
|---|---|
| RGB | rgb(102, 142, 210) |
| HSL | hsl(218, 55%, 61%) |
| HSV | hsv(218, 51%, 82%) |
| CMYK | cmyk(51.4%, 32.4%, 0%, 17.6%) |
| CIE-LAB | lab(58.81, 5.34, -39.18) |
| CIE-LCH | lch(58.81, 39.55, 277.76°) |
| OKLab | oklab(64.64% -0.0183 -0.1103) |
| OKLCH | oklch(64.64% 0.112 260.6) |
| XYZ | xyz(26.7814, 26.8220, 64.7262) |
| Luminance | 0.2682 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Faded Blue
#658CBB
ΔE00 2.94
Soft Blue
#6488EA
ΔE00 3.36
Cornflowerblue
#6495ED
ΔE00 3.54
Dark Sky Blue
#448EE4
ΔE00 4.75
Dodger Blue
#3E82FC
ΔE00 5.71
Dusty Blue
#5A86AD
ΔE00 6.15
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#668ED2 #D2AA66
analogous
#66C4D2 #668ED2 #7466D2
triadic
#668ED2 #D2668E #8ED266
tetradic
#668ED2 #D266C4 #D2AA66 #66D274
square
#668ED2 #D266C4 #D2AA66 #66D274
split-complementary
#668ED2 #D27466 #C4D266
monochromatic
#2B5193 #396CC2 #668ED2 #95B1E0 #C5D4EE
Accessibility & contrast
On white
3.30
#668ED2 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.36
#668ED2 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #668ED2
6.36:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##668ED2 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##668ED2 | 1.00 | 3.30 | 6.36 | 6.36 |
| #FFFFFF | 3.30 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.36 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.36 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7393D5
Deuteranopia (green-blind)
#6789D1
Tritanopia (blue-blind)
#319DA6
Achromatopsia (no color)
#8D8D8D
Design tokens & code
CSS
--color: #668ed2; /* rgb */ color: rgb(102, 142, 210); /* oklch */ color: oklch(64.6% 0.112 260.6);
Tailwind
colors: {
custom: {
50: '#98aee0',
500: '#668ed2',
950: '#000000',
},
}SCSS
$custom: #668ed2; $custom-light: #98aee0; $custom-dark: #000000;
JSON
{
"hex": "#668ed2",
"rgb": {
"r": 102,
"g": 142,
"b": 210
},
"hsl": {
"h": 217.778,
"s": 54.545,
"l": 61.176
},
"oklch": {
"l": 0.6464,
"c": 0.1118,
"h": 260.6
},
"luminance": 0.26824
}Semantic roles & 50–950 ramp
primary
#668ED2
secondary
#DECFB6
accent
#8723C2
background
#F9FAFD
surface
#F2F4FB
border
#CCCED4
text
#0E1015
muted
#7E7F83