#8399EF#8399EF
#8399EF is a light, vivid blue. Relative luminance 0.338; OKLCH L 70.2% C 0.129 H 271.9°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).
Color values
| HEX | #8399EF |
|---|---|
| RGB | rgb(131, 153, 239) |
| HSL | hsl(228, 77%, 73%) |
| HSV | hsv(228, 45%, 94%) |
| CMYK | cmyk(45.2%, 36%, 0%, 6.3%) |
| CIE-LAB | lab(64.83, 14.43, -45.69) |
| CIE-LCH | lch(64.83, 47.92, 287.53°) |
| OKLab | oklab(70.2% 0.0042 -0.1286) |
| OKLCH | oklch(70.2% 0.129 271.9) |
| XYZ | xyz(36.3264, 33.8377, 86.2618) |
| Luminance | 0.3384 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Periwinkle Blue
#8F99FB
ΔE00 2.87
Cornflowerblue
#6495ED
ΔE00 5.65
Perrywinkle
#8F8CE7
ΔE00 6.01
Soft Blue
#6488EA
ΔE00 6.29
Lavender Blue
#8B88F8
ΔE00 6.38
Periwinkle (survey)
#8E82FE
ΔE00 8.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#8399EF #EFD983
analogous
#83CFEF #8399EF #A383EF
triadic
#8399EF #EF8399 #99EF83
tetradic
#8399EF #EF83CF #EFD983 #83EFA3
square
#8399EF #EF83CF #EFD983 #83EFA3
split-complementary
#8399EF #EFA383 #CFEF83
monochromatic
#1C43DB #4D6CE8 #8399EF #B9C6F6 #E4E9FC
Accessibility & contrast
On white
2.70
#8399EF on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.77
#8399EF on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #8399EF
7.77:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##8399EF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##8399EF | 1.00 | 2.70 | 7.77 | 7.77 |
| #FFFFFF | 2.70 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.77 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.77 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7AA2F2
Deuteranopia (green-blind)
#7099ED
Tritanopia (blue-blind)
#5CABB9
Achromatopsia (no color)
#9D9D9D
Design tokens & code
CSS
--color: #8399ef; /* rgb */ color: rgb(131, 153, 239); /* oklch */ color: oklch(70.2% 0.129 271.9);
Tailwind
colors: {
custom: {
50: '#acb6f4',
500: '#8399ef',
950: '#000000',
},
}SCSS
$custom: #8399ef; $custom-light: #acb6f4; $custom-dark: #000000;
JSON
{
"hex": "#8399ef",
"rgb": {
"r": 131,
"g": 153,
"b": 239
},
"hsl": {
"h": 227.778,
"s": 77.143,
"l": 72.549
},
"oklch": {
"l": 0.70204,
"c": 0.12872,
"h": 271.9
},
"luminance": 0.3384
}Semantic roles & 50–950 ramp
primary
#8399EF
secondary
#F3EED8
accent
#B00CD9
background
#FAFBFE
surface
#F5F6FD
border
#CFD0D5
text
#101117
muted
#7F8085