#405171#405171
#405171 is a dark, muted blue. Relative luminance 0.082; OKLCH L 43.5% C 0.057 H 262.6°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).
Color values
| HEX | #405171 |
|---|---|
| RGB | rgb(64, 81, 113) |
| HSL | hsl(219, 28%, 35%) |
| HSV | hsv(219, 43%, 44%) |
| CMYK | cmyk(43.4%, 28.3%, 0%, 55.7%) |
| CIE-LAB | lab(34.33, 2.53, -20.44) |
| CIE-LCH | lch(34.33, 20.60, 277.04°) |
| OKLab | oklab(43.46% -0.0074 -0.057) |
| OKLCH | oklch(43.46% 0.057 262.6) |
| XYZ | xyz(8.0365, 8.1667, 16.7724) |
| Luminance | 0.0817 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk
#4E5481
ΔE00 5.34
Twilight
#4E518B
ΔE00 6.52
Denim Blue
#3B5B92
ΔE00 6.54
Dusk Blue
#26538D
ΔE00 6.84
Light Navy Blue
#2E5A88
ΔE00 6.85
Dusky Blue
#475F94
ΔE00 6.97
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#405171 #716040
analogous
#406A71 #405171 #484071
triadic
#405171 #714051 #517140
tetradic
#405171 #71406A #716040 #407148
square
#405171 #71406A #716040 #407148
split-complementary
#405171 #714840 #6A7140
monochromatic
#141923 #2A354A #405171 #566D98 #798DB3
Accessibility & contrast
On white
7.97
#405171 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#405171 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #405171
7.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##405171 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##405171 | 1.00 | 7.97 | 2.63 | 7.97 |
| #FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#465372
Deuteranopia (green-blind)
#404F70
Tritanopia (blue-blind)
#2F585C
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #405171; /* rgb */ color: rgb(64, 81, 113); /* oklch */ color: oklch(43.5% 0.057 262.6);
Tailwind
colors: {
custom: {
50: '#77819a',
500: '#405171',
950: '#000000',
},
}SCSS
$custom: #405171; $custom-light: #77819a; $custom-dark: #000000;
JSON
{
"hex": "#405171",
"rgb": {
"r": 64,
"g": 81,
"b": 113
},
"hsl": {
"h": 219.184,
"s": 27.684,
"l": 34.706
},
"oklch": {
"l": 0.43459,
"c": 0.05744,
"h": 262.6
},
"luminance": 0.08167
}Semantic roles & 50–950 ramp
primary
#405171
secondary
#9E8E6F
accent
#A364C4
background
#F7F7F9
surface
#EDEEF2
border
#C8C9CC
text
#090A0E
muted
#7B7C7E