#819BF9#819BF9
#819BF9 is a light, vivid blue. Relative luminance 0.349; OKLCH L 71.0% C 0.141 H 270.8°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #819BF9 |
|---|---|
| RGB | rgb(129, 155, 249) |
| HSL | hsl(227, 91%, 74%) |
| HSV | hsv(227, 48%, 98%) |
| CMYK | cmyk(48.2%, 37.8%, 0%, 2.4%) |
| CIE-LAB | lab(65.71, 15.73, -49.80) |
| CIE-LCH | lch(65.71, 52.23, 287.53°) |
| OKLab | oklab(71% 0.0019 -0.1406) |
| OKLCH | oklch(71% 0.141 270.8) |
| XYZ | xyz(37.8680, 34.9470, 94.3542) |
| Luminance | 0.3495 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Periwinkle Blue
#8F99FB
ΔE00 3.28
Cornflowerblue
#6495ED
ΔE00 5.25
Soft Blue
#6488EA
ΔE00 6.53
Lavender Blue
#8B88F8
ΔE00 7.05
Perrywinkle
#8F8CE7
ΔE00 7.19
Carolina Blue
#8AB8FE
ΔE00 8.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#819BF9 #F9DF81
analogous
#81D7F9 #819BF9 #A381F9
triadic
#819BF9 #F9819B #9BF981
tetradic
#819BF9 #F981D7 #F9DF81 #81F9A3
square
#819BF9 #F981D7 #F9DF81 #81F9A3
split-complementary
#819BF9 #F9A381 #D7F981
monochromatic
#0C3EF3 #476DF6 #819BF9 #BBC9FC #E2E8FE
Accessibility & contrast
On white
2.63
#819BF9 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.99
#819BF9 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #819BF9
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##819BF9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##819BF9 | 1.00 | 2.63 | 7.99 | 7.99 |
| #FFFFFF | 2.63 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#77A5FD
Deuteranopia (green-blind)
#6B9BF7
Tritanopia (blue-blind)
#50AFBE
Achromatopsia (no color)
#A0A0A0
Design tokens & code
CSS
--color: #819bf9; /* rgb */ color: rgb(129, 155, 249); /* oklch */ color: oklch(71.0% 0.141 270.8);
Tailwind
colors: {
custom: {
50: '#abb8fb',
500: '#819bf9',
950: '#000000',
},
}SCSS
$custom: #819bf9; $custom-light: #abb8fb; $custom-dark: #000000;
JSON
{
"hex": "#819bf9",
"rgb": {
"r": 129,
"g": 155,
"b": 249
},
"hsl": {
"h": 227,
"s": 90.909,
"l": 74.118
},
"oklch": {
"l": 0.71002,
"c": 0.14066,
"h": 270.8
},
"luminance": 0.34949
}Semantic roles & 50–950 ramp
primary
#819BF9
secondary
#F6EFD5
accent
#B400E6
background
#FAFBFF
surface
#F5F6FF
border
#CFD0D7
text
#111117
muted
#808085