#356DCC#356DCC
#356DCC is a mid, vivid blue. Relative luminance 0.161; OKLCH L 54.8% C 0.159 H 260.3°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #356DCC |
|---|---|
| RGB | rgb(53, 109, 204) |
| HSL | hsl(218, 60%, 50%) |
| HSV | hsv(218, 74%, 80%) |
| CMYK | cmyk(74%, 46.6%, 0%, 20%) |
| CIE-LAB | lab(47.04, 14.50, -54.61) |
| CIE-LCH | lch(47.04, 56.50, 284.87°) |
| OKLab | oklab(54.81% -0.0268 -0.1567) |
| OKLCH | oklch(54.81% 0.159 260.3) |
| XYZ | xyz(17.8320, 16.0518, 59.2735) |
| Luminance | 0.1605 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Medium Blue
#2C6FBB
ΔE00 3.21
Cerulean Blue
#056EEE
ΔE00 3.57
French Blue
#436BAD
ΔE00 3.61
Mid Blue
#276AB3
ΔE00 4.12
Royal Blue
#4169E1
ΔE00 4.17
Cornflower Blue
#5170D7
ΔE00 4.44
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#356DCC #CC9435
analogous
#35B9CC #356DCC #4835CC
triadic
#356DCC #CC356D #6DCC35
tetradic
#356DCC #CC35B9 #CC9435 #35CC48
square
#356DCC #CC35B9 #CC9435 #35CC48
split-complementary
#356DCC #CC4835 #B9CC35
monochromatic
#1B396B #27539C #356DCC #6690D8 #97B4E5
Accessibility & contrast
On white
4.99
#356DCC on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#356DCC on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #356DCC
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##356DCC | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##356DCC | 1.00 | 4.99 | 4.21 | 4.99 |
| #FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3A77D0
Deuteranopia (green-blind)
#1469CA
Tritanopia (blue-blind)
#008392
Achromatopsia (no color)
#707070
Design tokens & code
CSS
--color: #356dcc; /* rgb */ color: rgb(53, 109, 204); /* oklch */ color: oklch(54.8% 0.159 260.3);
Tailwind
colors: {
custom: {
50: '#8096dc',
500: '#356dcc',
950: '#000000',
},
}SCSS
$custom: #356dcc; $custom-light: #8096dc; $custom-dark: #000000;
JSON
{
"hex": "#356dcc",
"rgb": {
"r": 53,
"g": 109,
"b": 204
},
"hsl": {
"h": 217.748,
"s": 59.684,
"l": 50.392
},
"oklch": {
"l": 0.54809,
"c": 0.15893,
"h": 260.3
},
"luminance": 0.16054
}Semantic roles & 50–950 ramp
primary
#356DCC
secondary
#D0B78D
accent
#A845E3
background
#F8F9FD
surface
#F0F1FB
border
#CBCBD4
text
#0C0D15
muted
#7D7E83