#577CF6#577CF6
#577CF6 is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.3% C 0.187 H 267.9°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).
Color values
| HEX | #577CF6 |
|---|---|
| RGB | rgb(87, 124, 246) |
| HSL | hsl(226, 90%, 65%) |
| HSV | hsv(226, 65%, 96%) |
| CMYK | cmyk(64.6%, 49.6%, 0%, 3.5%) |
| CIE-LAB | lab(55.17, 25.01, -65.11) |
| CIE-LCH | lch(55.17, 69.75, 291.01°) |
| OKLab | oklab(62.26% -0.0067 -0.1867) |
| OKLCH | oklch(62.26% 0.187 267.9) |
| XYZ | xyz(27.7670, 23.0928, 90.1650) |
| Luminance | 0.2309 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Lightish Blue
#3D7AFD
ΔE00 2.58
Cornflower
#6A79F7
ΔE00 3.37
Dodger Blue
#3E82FC
ΔE00 3.96
Soft Blue
#6488EA
ΔE00 4.00
Clear Blue
#247AFD
ΔE00 4.34
Deep Sky Blue
#0D75F8
ΔE00 5.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#577CF6 #F6D157
analogous
#57CBF6 #577CF6 #8257F6
triadic
#577CF6 #F6577C #7CF657
tetradic
#577CF6 #F657CB #F6D157 #57F682
square
#577CF6 #F657CB #F6D157 #57F682
split-complementary
#577CF6 #F68257 #CBF657
monochromatic
#0B37C8 #1D4FF3 #577CF6 #91A9F9 #CBD7FC
Accessibility & contrast
On white
3.74
#577CF6 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.62
#577CF6 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #577CF6
5.62:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##577CF6 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##577CF6 | 1.00 | 3.74 | 5.62 | 5.62 |
| #FFFFFF | 3.74 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.62 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.62 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#378CFA
Deuteranopia (green-blind)
#007DF3
Tritanopia (blue-blind)
#0098AD
Achromatopsia (no color)
#848484
Design tokens & code
CSS
--color: #577cf6; /* rgb */ color: rgb(87, 124, 246); /* oklch */ color: oklch(62.3% 0.187 267.9);
Tailwind
colors: {
custom: {
50: '#96a1fa',
500: '#577cf6',
950: '#000000',
},
}SCSS
$custom: #577cf6; $custom-light: #96a1fa; $custom-dark: #000000;
JSON
{
"hex": "#577cf6",
"rgb": {
"r": 87,
"g": 124,
"b": 246
},
"hsl": {
"h": 226.038,
"s": 89.831,
"l": 65.294
},
"oklch": {
"l": 0.62264,
"c": 0.18682,
"h": 267.9
},
"luminance": 0.23095
}Semantic roles & 50–950 ramp
primary
#577CF6
secondary
#EFE3BA
accent
#B000E6
background
#F9F9FF
surface
#F2F2FF
border
#CCCCD7
text
#0F0E17
muted
#7E7E85