#537DED#537DED
#537DED is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.7% C 0.175 H 266.0°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).
Color values
| HEX | #537DED |
|---|---|
| RGB | rgb(83, 125, 237) |
| HSL | hsl(224, 81%, 63%) |
| HSV | hsv(224, 65%, 93%) |
| CMYK | cmyk(65%, 47.3%, 0%, 7.1%) |
| CIE-LAB | lab(54.68, 20.69, -60.91) |
| CIE-LCH | lch(54.68, 64.33, 288.76°) |
| OKLab | oklab(61.66% -0.0122 -0.1744) |
| OKLCH | oklch(61.66% 0.175 266) |
| XYZ | xyz(26.1817, 22.6182, 83.0903) |
| Luminance | 0.2262 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Lightish Blue
#3D7AFD
ΔE00 2.28
Dodger Blue
#3E82FC
ΔE00 3.24
Clear Blue
#247AFD
ΔE00 3.60
Soft Blue
#6488EA
ΔE00 3.70
Cornflower
#6A79F7
ΔE00 4.64
Deep Sky Blue
#0D75F8
ΔE00 4.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#537DED #EDC353
analogous
#53CAED #537DED #7653ED
triadic
#537DED #ED537D #7DED53
tetradic
#537DED #ED53CA #EDC353 #53ED76
square
#537DED #ED53CA #EDC353 #53ED76
split-complementary
#537DED #ED7653 #CAED53
monochromatic
#133EB3 #1C53E7 #537DED #8AA7F3 #C2D1F9
Accessibility & contrast
On white
3.80
#537DED on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.52
#537DED on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #537DED
5.52:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##537DED | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##537DED | 1.00 | 3.80 | 5.52 | 5.52 |
| #FFFFFF | 3.80 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.52 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.52 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#438AF1
Deuteranopia (green-blind)
#217CEB
Tritanopia (blue-blind)
#0097AA
Achromatopsia (no color)
#838383
Design tokens & code
CSS
--color: #537ded; /* rgb */ color: rgb(83, 125, 237); /* oklch */ color: oklch(61.7% 0.175 266.0);
Tailwind
colors: {
custom: {
50: '#92a2f3',
500: '#537ded',
950: '#000000',
},
}SCSS
$custom: #537ded; $custom-light: #92a2f3; $custom-dark: #000000;
JSON
{
"hex": "#537ded",
"rgb": {
"r": 83,
"g": 125,
"b": 237
},
"hsl": {
"h": 223.636,
"s": 81.053,
"l": 62.745
},
"oklch": {
"l": 0.61659,
"c": 0.17484,
"h": 266
},
"luminance": 0.22621
}Semantic roles & 50–950 ramp
primary
#537DED
secondary
#EADBB2
accent
#A308DD
background
#F9F9FE
surface
#F2F2FD
border
#CCCCD5
text
#0E0F17
muted
#7E7E85