#576BCA#576BCA
#576BCA is a mid, vivid blue. Relative luminance 0.168; OKLCH L 56.0% C 0.148 H 271.9°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).
Color values
| HEX | #576BCA |
|---|---|
| RGB | rgb(87, 107, 202) |
| HSL | hsl(230, 52%, 57%) |
| HSV | hsv(230, 57%, 79%) |
| CMYK | cmyk(56.9%, 47%, 0%, 20.8%) |
| CIE-LAB | lab(48.01, 20.71, -51.82) |
| CIE-LCH | lch(48.01, 55.80, 291.78°) |
| OKLab | oklab(55.96% 0.0049 -0.1478) |
| OKLCH | oklch(55.96% 0.148 271.9) |
| XYZ | xyz(19.8453, 16.8044, 58.0635) |
| Luminance | 0.1681 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 2.77
Royal Blue
#4169E1
ΔE00 3.73
Dark Periwinkle
#665FD1
ΔE00 5.67
French Blue
#436BAD
ΔE00 5.78
Azul
#1D5DEC
ΔE00 6.85
Warm Blue
#4B57DB
ΔE00 6.88
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#576BCA #CAB657
analogous
#57A5CA #576BCA #7D57CA
triadic
#576BCA #CA576B #6BCA57
tetradic
#576BCA #CA57A5 #CAB657 #57CA7D
square
#576BCA #CA57A5 #CAB657 #57CA7D
split-complementary
#576BCA #CA7D57 #A5CA57
monochromatic
#28377F #374BAD #576BCA #8694D9 #B4BDE7
Accessibility & contrast
On white
4.82
#576BCA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.36
#576BCA on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #576BCA
4.82:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##576BCA | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##576BCA | 1.00 | 4.82 | 4.36 | 4.82 |
| #FFFFFF | 4.82 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.36 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.82 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3E77CE
Deuteranopia (green-blind)
#2E6DC8
Tritanopia (blue-blind)
#098091
Achromatopsia (no color)
#727272
Design tokens & code
CSS
--color: #576bca; /* rgb */ color: rgb(87, 107, 202); /* oklch */ color: oklch(56.0% 0.148 271.9);
Tailwind
colors: {
custom: {
50: '#8f95db',
500: '#576bca',
950: '#000000',
},
}SCSS
$custom: #576bca; $custom-light: #8f95db; $custom-dark: #000000;
JSON
{
"hex": "#576bca",
"rgb": {
"r": 87,
"g": 107,
"b": 202
},
"hsl": {
"h": 229.565,
"s": 52.036,
"l": 56.667
},
"oklch": {
"l": 0.55955,
"c": 0.1479,
"h": 271.9
},
"luminance": 0.16806
}Semantic roles & 50–950 ramp
primary
#576BCA
secondary
#D6CEA7
accent
#C34CDB
background
#F9F9FD
surface
#F2F1FB
border
#CCCBD4
text
#0D0D15
muted
#7E7E83