#355DB5#355DB5
#355DB5 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.8% C 0.147 H 263.6°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).
Color values
| HEX | #355DB5 |
|---|---|
| RGB | rgb(53, 93, 181) |
| HSL | hsl(221, 55%, 46%) |
| HSV | hsv(221, 71%, 71%) |
| CMYK | cmyk(70.7%, 48.6%, 0%, 29%) |
| CIE-LAB | lab(41.09, 16.21, -50.86) |
| CIE-LCH | lch(41.09, 53.38, 287.68°) |
| OKLab | oklab(49.77% -0.0164 -0.1459) |
| OKLCH | oklch(49.77% 0.147 263.6) |
| XYZ | xyz(13.7201, 11.9204, 45.2849) |
| Luminance | 0.1192 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Denim
#1560BD
ΔE00 3.24
Sapphire
#0F52BA
ΔE00 3.93
Denim Blue
#3B5B92
ΔE00 4.47
French Blue
#436BAD
ΔE00 4.89
Dusky Blue
#475F94
ΔE00 5.01
Denim (survey)
#3B638C
ΔE00 5.56
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#355DB5 #B58D35
analogous
#359DB5 #355DB5 #4D35B5
triadic
#355DB5 #B5355D #5DB535
tetradic
#355DB5 #B5359D #B58D35 #35B54D
square
#355DB5 #B5359D #B58D35 #35B54D
split-complementary
#355DB5 #B54D35 #9DB535
monochromatic
#192C56 #274586 #355DB5 #597ECE #88A2DC
Accessibility & contrast
On white
6.20
#355DB5 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.38
#355DB5 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #355DB5
6.20:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##355DB5 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##355DB5 | 1.00 | 6.20 | 3.38 | 6.20 |
| #FFFFFF | 6.20 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.38 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.20 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2D67B8
Deuteranopia (green-blind)
#065BB3
Tritanopia (blue-blind)
#007280
Achromatopsia (no color)
#616161
Design tokens & code
CSS
--color: #355db5; /* rgb */ color: rgb(53, 93, 181); /* oklch */ color: oklch(49.8% 0.147 263.6);
Tailwind
colors: {
custom: {
50: '#7c8acc',
500: '#355db5',
950: '#000000',
},
}SCSS
$custom: #355db5; $custom-light: #7c8acc; $custom-dark: #000000;
JSON
{
"hex": "#355db5",
"rgb": {
"r": 53,
"g": 93,
"b": 181
},
"hsl": {
"h": 221.25,
"s": 54.701,
"l": 45.882
},
"oklch": {
"l": 0.4977,
"c": 0.14681,
"h": 263.6
},
"luminance": 0.11922
}Semantic roles & 50–950 ramp
primary
#355DB5
secondary
#C6B080
accent
#B04ADE
background
#F8F8FC
surface
#EFF0F9
border
#CACBD2
text
#0B0B13
muted
#7C7C82