#576BD5#576BD5
#576BD5 is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.7% C 0.163 H 272.2°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).
Color values
| HEX | #576BD5 |
|---|---|
| RGB | rgb(87, 107, 213) |
| HSL | hsl(230, 60%, 59%) |
| HSV | hsv(230, 59%, 84%) |
| CMYK | cmyk(59.2%, 49.8%, 0%, 16.5%) |
| CIE-LAB | lab(48.69, 24.36, -57.01) |
| CIE-LCH | lch(48.69, 62.00, 293.14°) |
| OKLab | oklab(56.69% 0.0062 -0.1631) |
| OKLCH | oklch(56.69% 0.163 272.2) |
| XYZ | xyz(21.1944, 17.3441, 65.1687) |
| Luminance | 0.1735 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 2.29
Royal Blue
#4169E1
ΔE00 2.96
Dark Periwinkle
#665FD1
ΔE00 5.40
Bright Blue
#0165FC
ΔE00 6.11
Azul
#1D5DEC
ΔE00 6.29
Warm Blue
#4B57DB
ΔE00 6.51
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#576BD5 #D5C157
analogous
#57AAD5 #576BD5 #8257D5
triadic
#576BD5 #D5576B #6BD557
tetradic
#576BD5 #D557AA #D5C157 #57D582
square
#576BD5 #D557AA #D5C157 #57D582
split-complementary
#576BD5 #D58257 #AAD557
monochromatic
#24348E #3047BF #576BD5 #8896E1 #B9C1ED
Accessibility & contrast
On white
4.70
#576BD5 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.47
#576BD5 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #576BD5
4.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##576BD5 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##576BD5 | 1.00 | 4.70 | 4.47 | 4.70 |
| #FFFFFF | 4.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.47 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3379D9
Deuteranopia (green-blind)
#196ED3
Tritanopia (blue-blind)
#008396
Achromatopsia (no color)
#747474
Design tokens & code
CSS
--color: #576bd5; /* rgb */ color: rgb(87, 107, 213); /* oklch */ color: oklch(56.7% 0.163 272.2);
Tailwind
colors: {
custom: {
50: '#9195e2',
500: '#576bd5',
950: '#000000',
},
}SCSS
$custom: #576bd5; $custom-light: #9195e2; $custom-dark: #000000;
JSON
{
"hex": "#576bd5",
"rgb": {
"r": 87,
"g": 107,
"b": 213
},
"hsl": {
"h": 230.476,
"s": 60,
"l": 58.824
},
"oklch": {
"l": 0.56687,
"c": 0.16321,
"h": 272.2
},
"luminance": 0.17346
}Semantic roles & 50–950 ramp
primary
#576BD5
secondary
#DDD5AB
accent
#CA45E3
background
#F9F9FD
surface
#F2F1FB
border
#CCCBD4
text
#0E0D15
muted
#7E7E83