#536BBD#536BBD
#536BBD is a mid, vivid blue. Relative luminance 0.160; OKLCH L 54.9% C 0.131 H 269.5°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #536BBD |
|---|---|
| RGB | rgb(83, 107, 189) |
| HSL | hsl(226, 45%, 53%) |
| HSV | hsv(226, 56%, 74%) |
| CMYK | cmyk(56.1%, 43.4%, 0%, 25.9%) |
| CIE-LAB | lab(47.01, 15.57, -45.95) |
| CIE-LCH | lch(47.01, 48.52, 288.72°) |
| OKLab | oklab(54.88% -0.0012 -0.1307) |
| OKLCH | oklch(54.88% 0.131 269.5) |
| XYZ | xyz(18.0072, 16.0272, 50.2789) |
| Luminance | 0.1603 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 3.88
French Blue
#436BAD
ΔE00 4.04
Royal Blue
#4169E1
ΔE00 4.77
Medium Blue
#2C6FBB
ΔE00 6.93
Cadet Blue
#4E7496
ΔE00 6.95
Dusky Blue
#475F94
ΔE00 6.97
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#536BBD #BDA553
analogous
#53A0BD #536BBD #7053BD
triadic
#536BBD #BD536B #6BBD53
tetradic
#536BBD #BD53A0 #BDA553 #53BD70
square
#536BBD #BD53A0 #BDA553 #53BD70
split-complementary
#536BBD #BD7053 #A0BD53
monochromatic
#29396C #3A5098 #536BBD #7F91CE #ABB7DF
Accessibility & contrast
On white
4.99
#536BBD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#536BBD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #536BBD
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##536BBD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##536BBD | 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)
#4774C0
Deuteranopia (green-blind)
#3A6BBB
Tritanopia (blue-blind)
#137D8B
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #536bbd; /* rgb */ color: rgb(83, 107, 189); /* oklch */ color: oklch(54.9% 0.131 269.5);
Tailwind
colors: {
custom: {
50: '#8b95d1',
500: '#536bbd',
950: '#000000',
},
}SCSS
$custom: #536bbd; $custom-light: #8b95d1; $custom-dark: #000000;
JSON
{
"hex": "#536bbd",
"rgb": {
"r": 83,
"g": 107,
"b": 189
},
"hsl": {
"h": 226.415,
"s": 44.538,
"l": 53.333
},
"oklch": {
"l": 0.5488,
"c": 0.13069,
"h": 269.5
},
"luminance": 0.16029
}Semantic roles & 50–950 ramp
primary
#536BBD
secondary
#CDC29F
accent
#B754D4
background
#F8F9FC
surface
#F0F1F9
border
#CBCBD2
text
#0D0D14
muted
#7D7E82