#536CCC#536CCC
#536CCC is a mid, vivid blue. Relative luminance 0.169; OKLCH L 56.0% C 0.151 H 270.0°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).
Color values
| HEX | #536CCC |
|---|---|
| RGB | rgb(83, 108, 204) |
| HSL | hsl(228, 54%, 56%) |
| HSV | hsv(228, 59%, 80%) |
| CMYK | cmyk(59.3%, 47.1%, 0%, 20%) |
| CIE-LAB | lab(48.16, 19.97, -52.74) |
| CIE-LCH | lch(48.16, 56.39, 290.74°) |
| OKLab | oklab(56.05% 0 -0.1506) |
| OKLCH | oklch(56.05% 0.151 270) |
| XYZ | xyz(19.8253, 16.9222, 59.3366) |
| Luminance | 0.1692 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 2.07
Royal Blue
#4169E1
ΔE00 3.12
French Blue
#436BAD
ΔE00 5.34
Cerulean Blue
#056EEE
ΔE00 6.24
Dark Periwinkle
#665FD1
ΔE00 6.43
Bright Blue
#0165FC
ΔE00 6.44
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#536CCC #CCB353
analogous
#53A9CC #536CCC #7753CC
triadic
#536CCC #CC536C #6CCC53
tetradic
#536CCC #CC53A9 #CCB353 #53CC77
square
#536CCC #CC53A9 #CCB353 #53CC77
split-complementary
#536CCC #CC7753 #A9CC53
monochromatic
#26387F #344DAE #536CCC #8294DA #B1BDE8
Accessibility & contrast
On white
4.79
#536CCC on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.38
#536CCC on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #536CCC
4.79:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##536CCC | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##536CCC | 1.00 | 4.79 | 4.38 | 4.79 |
| #FFFFFF | 4.79 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.38 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.79 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3D78D0
Deuteranopia (green-blind)
#2A6DCA
Tritanopia (blue-blind)
#008292
Achromatopsia (no color)
#727272
Design tokens & code
CSS
--color: #536ccc; /* rgb */ color: rgb(83, 108, 204); /* oklch */ color: oklch(56.0% 0.151 270.0);
Tailwind
colors: {
custom: {
50: '#8d95dc',
500: '#536ccc',
950: '#000000',
},
}SCSS
$custom: #536ccc; $custom-light: #8d95dc; $custom-dark: #000000;
JSON
{
"hex": "#536ccc",
"rgb": {
"r": 83,
"g": 108,
"b": 204
},
"hsl": {
"h": 227.603,
"s": 54.26,
"l": 56.275
},
"oklch": {
"l": 0.56045,
"c": 0.1506,
"h": 270
},
"luminance": 0.16924
}Semantic roles & 50–950 ramp
primary
#536CCC
secondary
#D6CCA4
accent
#BF4ADE
background
#F9F9FD
surface
#F1F1FB
border
#CBCBD4
text
#0D0D15
muted
#7E7E83