#5B78EC#5B78EC
#5B78EC is a mid, vivid blue. Relative luminance 0.217; OKLCH L 61.0% C 0.177 H 269.9°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).
Color values
| HEX | #5B78EC |
|---|---|
| RGB | rgb(91, 120, 236) |
| HSL | hsl(228, 79%, 64%) |
| HSV | hsv(228, 61%, 93%) |
| CMYK | cmyk(61.4%, 49.2%, 0%, 7.5%) |
| CIE-LAB | lab(53.72, 24.75, -61.87) |
| CIE-LCH | lch(53.72, 66.64, 291.80°) |
| OKLab | oklab(61.02% -0.0003 -0.1771) |
| OKLCH | oklch(61.02% 0.177 269.9) |
| XYZ | xyz(26.1661, 21.7110, 82.1524) |
| Luminance | 0.2171 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 2.94
Lightish Blue
#3D7AFD
ΔE00 3.66
Cornflower Blue
#5170D7
ΔE00 4.11
Soft Blue
#6488EA
ΔE00 5.17
Clear Blue
#247AFD
ΔE00 5.27
Dodger Blue
#3E82FC
ΔE00 5.53
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5B78EC #ECCF5B
analogous
#5BC1EC #5B78EC #875BEC
triadic
#5B78EC #EC5B78 #78EC5B
tetradic
#5B78EC #EC5BC1 #ECCF5B #5BEC87
square
#5B78EC #EC5BC1 #ECCF5B #5BEC87
split-complementary
#5B78EC #EC875B #C1EC5B
monochromatic
#1536B7 #244BE6 #5B78EC #92A5F2 #C9D2F9
Accessibility & contrast
On white
3.93
#5B78EC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.34
#5B78EC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #5B78EC
5.34:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5B78EC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5B78EC | 1.00 | 3.93 | 5.34 | 5.34 |
| #FFFFFF | 3.93 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.34 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.34 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3A87F0
Deuteranopia (green-blind)
#187AEA
Tritanopia (blue-blind)
#0093A7
Achromatopsia (no color)
#808080
Design tokens & code
CSS
--color: #5b78ec; /* rgb */ color: rgb(91, 120, 236); /* oklch */ color: oklch(61.0% 0.177 269.9);
Tailwind
colors: {
custom: {
50: '#969ef3',
500: '#5b78ec',
950: '#000000',
},
}SCSS
$custom: #5b78ec; $custom-light: #969ef3; $custom-dark: #000000;
JSON
{
"hex": "#5b78ec",
"rgb": {
"r": 91,
"g": 120,
"b": 236
},
"hsl": {
"h": 228,
"s": 79.235,
"l": 64.118
},
"oklch": {
"l": 0.6102,
"c": 0.17714,
"h": 269.9
},
"luminance": 0.21713
}Semantic roles & 50–950 ramp
primary
#5B78EC
secondary
#EBE1B8
accent
#B20ADC
background
#F9F9FE
surface
#F2F2FD
border
#CCCCD5
text
#0F0E17
muted
#7E7E85