#3A539B#3A539B
#3A539B is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.1% C 0.121 H 267.2°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).
Color values
| HEX | #3A539B |
|---|---|
| RGB | rgb(58, 83, 155) |
| HSL | hsl(225, 46%, 42%) |
| HSV | hsv(225, 63%, 61%) |
| CMYK | cmyk(62.6%, 46.5%, 0%, 39.2%) |
| CIE-LAB | lab(36.84, 14.06, -42.23) |
| CIE-LCH | lch(36.84, 44.51, 288.42°) |
| OKLab | oklab(46.05% -0.0059 -0.1206) |
| OKLCH | oklch(46.05% 0.121 267.2) |
| XYZ | xyz(10.7526, 9.4517, 32.2617) |
| Luminance | 0.0945 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Denim Blue
#3B5B92
ΔE00 3.41
Dusk Blue
#26538D
ΔE00 4.33
Dusky Blue
#475F94
ΔE00 4.39
Cobalt (survey)
#1E488F
ΔE00 4.65
Sapphire
#0F52BA
ΔE00 4.96
Cobalt
#0047AB
ΔE00 5.41
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3A539B #9B823A
analogous
#3A849B #3A539B #523A9B
triadic
#3A539B #9B3A53 #539B3A
tetradic
#3A539B #9B3A84 #9B823A #3A9B52
square
#3A539B #9B3A84 #9B823A #3A9B52
split-complementary
#3A539B #9B523A #849B3A
monochromatic
#192342 #293B6E #3A539B #536FBF #8094CF
Accessibility & contrast
On white
7.26
#3A539B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.89
#3A539B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3A539B
7.26:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3A539B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3A539B | 1.00 | 7.26 | 2.89 | 7.26 |
| #FFFFFF | 7.26 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.89 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.26 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#315B9E
Deuteranopia (green-blind)
#215399
Tritanopia (blue-blind)
#00636F
Achromatopsia (no color)
#575757
Design tokens & code
CSS
--color: #3a539b; /* rgb */ color: rgb(58, 83, 155); /* oklch */ color: oklch(46.1% 0.121 267.2);
Tailwind
colors: {
custom: {
50: '#7a83b9',
500: '#3a539b',
950: '#000000',
},
}SCSS
$custom: #3a539b; $custom-light: #7a83b9; $custom-dark: #000000;
JSON
{
"hex": "#3a539b",
"rgb": {
"r": 58,
"g": 83,
"b": 155
},
"hsl": {
"h": 224.536,
"s": 45.54,
"l": 41.765
},
"oklch": {
"l": 0.4605,
"c": 0.12072,
"h": 267.2
},
"luminance": 0.09453
}Semantic roles & 50–950 ramp
primary
#3A539B
secondary
#B9A878
accent
#B453D5
background
#F7F7FB
surface
#EEEEF6
border
#C9C9D0
text
#0A0A11
muted
#7C7C80