#3F568D#3F568D
#3F568D is a mid, moderate blue. Relative luminance 0.096; OKLCH L 46.1% C 0.094 H 265.7°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).
Color values
| HEX | #3F568D |
|---|---|
| RGB | rgb(63, 86, 141) |
| HSL | hsl(222, 38%, 40%) |
| HSV | hsv(222, 55%, 55%) |
| CMYK | cmyk(55.3%, 39%, 0%, 44.7%) |
| CIE-LAB | lab(37.18, 8.26, -33.21) |
| CIE-LCH | lch(37.18, 34.22, 283.97°) |
| OKLab | oklab(46.12% -0.0071 -0.094) |
| OKLCH | oklch(46.12% 0.094 265.7) |
| XYZ | xyz(10.1838, 9.6347, 26.5172) |
| Luminance | 0.0964 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Denim Blue
#3B5B92
ΔE00 2.47
Dusky Blue
#475F94
ΔE00 3.09
Dusk Blue
#26538D
ΔE00 4.25
Twilight
#4E518B
ΔE00 4.93
Light Navy Blue
#2E5A88
ΔE00 4.99
Dusk
#4E5481
ΔE00 5.19
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3F568D #8D763F
analogous
#3F7D8D #3F568D #4F3F8D
triadic
#3F568D #8D3F56 #568D3F
tetradic
#3F568D #8D3F7D #8D763F #3F8D4F
square
#3F568D #8D3F7D #8D763F #3F8D4F
split-complementary
#3F568D #8D4F3F #7D8D3F
monochromatic
#192238 #2C3C63 #3F568D #5671B3 #8095C6
Accessibility & contrast
On white
7.17
#3F568D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.93
#3F568D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3F568D
7.17:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3F568D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3F568D | 1.00 | 7.17 | 2.93 | 7.17 |
| #FFFFFF | 7.17 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.93 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.17 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#405B8F
Deuteranopia (green-blind)
#37548C
Tritanopia (blue-blind)
#15626A
Achromatopsia (no color)
#575757
Design tokens & code
CSS
--color: #3f568d; /* rgb */ color: rgb(63, 86, 141); /* oklch */ color: oklch(46.1% 0.094 265.7);
Tailwind
colors: {
custom: {
50: '#7a85ae',
500: '#3f568d',
950: '#000000',
},
}SCSS
$custom: #3f568d; $custom-light: #7a85ae; $custom-dark: #000000;
JSON
{
"hex": "#3f568d",
"rgb": {
"r": 63,
"g": 86,
"b": 141
},
"hsl": {
"h": 222.308,
"s": 38.235,
"l": 40
},
"oklch": {
"l": 0.46122,
"c": 0.09426,
"h": 265.7
},
"luminance": 0.09635
}Semantic roles & 50–950 ramp
primary
#3F568D
secondary
#B1A077
accent
#AC5ACE
background
#F7F8FA
surface
#EEEFF4
border
#C9CACE
text
#0A0B10
muted
#7C7C7F