#668FA5#668FA5
#668FA5 is a light, muted cyan. Relative luminance 0.252; OKLCH L 62.8% C 0.056 H 232.2°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).
Color values
| HEX | #668FA5 |
|---|---|
| RGB | rgb(102, 143, 165) |
| HSL | hsl(201, 26%, 52%) |
| HSV | hsv(201, 38%, 65%) |
| CMYK | cmyk(38.2%, 13.3%, 0%, 35.3%) |
| CIE-LAB | lab(57.26, -8.34, -16.08) |
| CIE-LCH | lch(57.26, 18.11, 242.60°) |
| OKLab | oklab(62.81% -0.0343 -0.0442) |
| OKLCH | oklch(62.81% 0.056 232.2) |
| XYZ | xyz(22.0912, 25.1850, 39.2872) |
| Luminance | 0.2519 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Bluish Grey
#748B97
ΔE00 4.80
Blue Grey
#758DA3
ΔE00 4.86
Greyish Blue
#5E819D
ΔE00 5.91
Greyblue
#77A1B5
ΔE00 5.96
Steel
#738595
ΔE00 6.44
Dusty Blue
#5A86AD
ΔE00 6.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#668FA5 #A57C66
analogous
#66A59B #668FA5 #6670A5
triadic
#668FA5 #A5668F #8FA566
tetradic
#668FA5 #9B66A5 #A57C66 #70A566
square
#668FA5 #9B66A5 #A57C66 #70A566
split-complementary
#668FA5 #A56670 #A59B66
monochromatic
#364E5B #4C6F82 #668FA5 #8DABBC #B3C7D2
Accessibility & contrast
On white
3.48
#668FA5 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.04
#668FA5 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #668FA5
6.04:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##668FA5 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##668FA5 | 1.00 | 3.48 | 6.04 | 6.04 |
| #FFFFFF | 3.48 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.04 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.04 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#848EA6
Deuteranopia (green-blind)
#7B86A5
Tritanopia (blue-blind)
#4F9596
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #668fa5; /* rgb */ color: rgb(102, 143, 165); /* oklch */ color: oklch(62.8% 0.056 232.2);
Tailwind
colors: {
custom: {
50: '#94afbf',
500: '#668fa5',
950: '#000000',
},
}SCSS
$custom: #668fa5; $custom-light: #94afbf; $custom-dark: #000000;
JSON
{
"hex": "#668fa5",
"rgb": {
"r": 102,
"g": 143,
"b": 165
},
"hsl": {
"h": 200.952,
"s": 25.926,
"l": 52.353
},
"oklch": {
"l": 0.62813,
"c": 0.05597,
"h": 232.2
},
"luminance": 0.25186
}Semantic roles & 50–950 ramp
primary
#668FA5
secondary
#C1AFA6
accent
#8665C2
background
#F9FAFB
surface
#F2F4F7
border
#CCCED0
text
#0D1012
muted
#7E7F81