#5666AE#5666AE
#5666AE is a mid, moderate blue. Relative luminance 0.145; OKLCH L 53.1% C 0.115 H 272.5°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).
Color values
| HEX | #5666AE |
|---|---|
| RGB | rgb(86, 102, 174) |
| HSL | hsl(229, 35%, 51%) |
| HSV | hsv(229, 51%, 68%) |
| CMYK | cmyk(50.6%, 41.4%, 0%, 31.8%) |
| CIE-LAB | lab(44.99, 14.48, -40.41) |
| CIE-LCH | lch(44.99, 42.93, 289.71°) |
| OKLab | oklab(53.11% 0.005 -0.1144) |
| OKLCH | oklch(53.11% 0.115 272.5) |
| XYZ | xyz(16.2267, 14.5362, 41.9869) |
| Luminance | 0.1454 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusky Blue
#475F94
ΔE00 4.92
French Blue
#436BAD
ΔE00 5.05
Denim Blue
#3B5B92
ΔE00 6.76
Cornflower Blue
#5170D7
ΔE00 6.81
Dark Periwinkle
#665FD1
ΔE00 7.02
Iris
#6258C4
ΔE00 7.07
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5666AE #AE9E56
analogous
#5692AE #5666AE #7256AE
triadic
#5666AE #AE5666 #66AE56
tetradic
#5666AE #AE5692 #AE9E56 #56AE72
square
#5666AE #AE5692 #AE9E56 #56AE72
split-complementary
#5666AE #AE7256 #92AE56
monochromatic
#2D355D #404D86 #5666AE #7F8BC2 #A9B1D6
Accessibility & contrast
On white
5.37
#5666AE on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.91
#5666AE on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #5666AE
5.37:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5666AE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##5666AE | 1.00 | 5.37 | 3.91 | 5.37 |
| #FFFFFF | 5.37 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.37 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#496EB1
Deuteranopia (green-blind)
#4067AC
Tritanopia (blue-blind)
#317581
Achromatopsia (no color)
#6A6A6A
Design tokens & code
CSS
--color: #5666ae; /* rgb */ color: rgb(86, 102, 174); /* oklch */ color: oklch(53.1% 0.115 272.5);
Tailwind
colors: {
custom: {
50: '#8b91c6',
500: '#5666ae',
950: '#000000',
},
}SCSS
$custom: #5666ae; $custom-light: #8b91c6; $custom-dark: #000000;
JSON
{
"hex": "#5666ae",
"rgb": {
"r": 86,
"g": 102,
"b": 174
},
"hsl": {
"h": 229.091,
"s": 35.2,
"l": 50.98
},
"oklch": {
"l": 0.5311,
"c": 0.11455,
"h": 272.5
},
"luminance": 0.14537
}Semantic roles & 50–950 ramp
primary
#5666AE
secondary
#C3BC9C
accent
#B75DCB
background
#F8F8FC
surface
#F0F0F8
border
#CBCBD1
text
#0C0C13
muted
#7D7D82