#576ACF#576ACF
#576ACF is a mid, vivid blue. Relative luminance 0.168; OKLCH L 56.1% C 0.156 H 272.4°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).
Color values
| HEX | #576ACF |
|---|---|
| RGB | rgb(87, 106, 207) |
| HSL | hsl(231, 56%, 58%) |
| HSV | hsv(231, 58%, 81%) |
| CMYK | cmyk(58%, 48.8%, 0%, 18.8%) |
| CIE-LAB | lab(48.05, 22.99, -54.61) |
| CIE-LCH | lch(48.05, 59.25, 292.83°) |
| OKLab | oklab(56.08% 0.0066 -0.156) |
| OKLCH | oklch(56.08% 0.156 272.4) |
| XYZ | xyz(20.3433, 16.8377, 61.1974) |
| Luminance | 0.1684 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 2.77
Royal Blue
#4169E1
ΔE00 3.35
Dark Periwinkle
#665FD1
ΔE00 5.18
Warm Blue
#4B57DB
ΔE00 6.33
French Blue
#436BAD
ΔE00 6.35
Azul
#1D5DEC
ΔE00 6.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#576ACF #CFBC57
analogous
#57A6CF #576ACF #8057CF
triadic
#576ACF #CF576A #6ACF57
tetradic
#576ACF #CF57A6 #CFBC57 #57CF80
square
#576ACF #CF57A6 #CFBC57 #57CF80
split-complementary
#576ACF #CF8057 #A6CF57
monochromatic
#263585 #3448B5 #576ACF #8794DD #B6BEEA
Accessibility & contrast
On white
4.81
#576ACF on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.37
#576ACF on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #576ACF
4.81:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##576ACF | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##576ACF | 1.00 | 4.81 | 4.37 | 4.81 |
| #FFFFFF | 4.81 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.37 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.81 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3778D3
Deuteranopia (green-blind)
#236DCD
Tritanopia (blue-blind)
#008193
Achromatopsia (no color)
#727272
Design tokens & code
CSS
--color: #576acf; /* rgb */ color: rgb(87, 106, 207); /* oklch */ color: oklch(56.1% 0.156 272.4);
Tailwind
colors: {
custom: {
50: '#9094de',
500: '#576acf',
950: '#000000',
},
}SCSS
$custom: #576acf; $custom-light: #9094de; $custom-dark: #000000;
JSON
{
"hex": "#576acf",
"rgb": {
"r": 87,
"g": 106,
"b": 207
},
"hsl": {
"h": 230.5,
"s": 55.556,
"l": 57.647
},
"oklch": {
"l": 0.56085,
"c": 0.15619,
"h": 272.4
},
"luminance": 0.16839
}Semantic roles & 50–950 ramp
primary
#576ACF
secondary
#D9D1A9
accent
#C749DF
background
#F9F9FD
surface
#F2F1FB
border
#CCCBD4
text
#0D0D15
muted
#7E7E83