#537DFC#537DFC
#537DFC is a light, vivid blue. Relative luminance 0.235; OKLCH L 62.7% C 0.195 H 266.9°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).
Color values
| HEX | #537DFC |
|---|---|
| RGB | rgb(83, 125, 252) |
| HSL | hsl(225, 97%, 66%) |
| HSV | hsv(225, 67%, 99%) |
| CMYK | cmyk(67.1%, 50.4%, 0%, 1.2%) |
| CIE-LAB | lab(55.62, 25.84, -67.71) |
| CIE-LCH | lch(55.62, 72.48, 290.88°) |
| OKLab | oklab(62.67% -0.0105 -0.1944) |
| OKLCH | oklch(62.67% 0.195 266.9) |
| XYZ | xyz(28.4655, 23.5317, 95.1185) |
| Luminance | 0.2354 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Lightish Blue
#3D7AFD
ΔE00 2.25
Dodger Blue
#3E82FC
ΔE00 3.41
Cornflower
#6A79F7
ΔE00 3.87
Soft Blue
#6488EA
ΔE00 3.96
Clear Blue
#247AFD
ΔE00 4.00
Deep Sky Blue
#0D75F8
ΔE00 5.38
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#537DFC #FCD253
analogous
#53D1FC #537DFC #7D53FC
triadic
#537DFC #FC537D #7DFC53
tetradic
#537DFC #FC53D1 #FCD253 #53FC7D
square
#537DFC #FC53D1 #FCD253 #53FC7D
split-complementary
#537DFC #FC7D53 #D1FC53
monochromatic
#0437D1 #1750FB #537DFC #8FAAFD #CBD8FE
Accessibility & contrast
On white
3.68
#537DFC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.71
#537DFC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #537DFC
5.71:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##537DFC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##537DFC | 1.00 | 3.68 | 5.71 | 5.71 |
| #FFFFFF | 3.68 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.71 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.71 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#308DFF
Deuteranopia (green-blind)
#007EF9
Tritanopia (blue-blind)
#009BB1
Achromatopsia (no color)
#858585
Design tokens & code
CSS
--color: #537dfc; /* rgb */ color: rgb(83, 125, 252); /* oklch */ color: oklch(62.7% 0.195 266.9);
Tailwind
colors: {
custom: {
50: '#95a2fe',
500: '#537dfc',
950: '#000000',
},
}SCSS
$custom: #537dfc; $custom-light: #95a2fe; $custom-dark: #000000;
JSON
{
"hex": "#537dfc",
"rgb": {
"r": 83,
"g": 125,
"b": 252
},
"hsl": {
"h": 225.089,
"s": 96.571,
"l": 65.686
},
"oklch": {
"l": 0.62674,
"c": 0.19471,
"h": 266.9
},
"luminance": 0.23535
}Semantic roles & 50–950 ramp
primary
#537DFC
secondary
#F2E4B9
accent
#AC00E6
background
#FAF9FF
surface
#F3F2FF
border
#CDCCD7
text
#0F0F18
muted
#7F7E86