#505BC2#505BC2
#505BC2 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.8% C 0.159 H 274.8°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).
Color values
| HEX | #505BC2 |
|---|---|
| RGB | rgb(80, 91, 194) |
| HSL | hsl(234, 48%, 54%) |
| HSV | hsv(234, 59%, 76%) |
| CMYK | cmyk(58.8%, 53.1%, 0%, 23.9%) |
| CIE-LAB | lab(42.89, 26.70, -55.47) |
| CIE-LCH | lch(42.89, 61.56, 295.70°) |
| OKLab | oklab(51.8% 0.0133 -0.1589) |
| OKLCH | oklch(51.8% 0.159 274.8) |
| XYZ | xyz(16.7838, 13.0814, 52.6690) |
| Luminance | 0.1308 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 3.59
Iris
#6258C4
ΔE00 3.68
Dark Periwinkle
#665FD1
ΔE00 4.49
Slate Blue
#6A5ACD
ΔE00 5.10
Light Indigo
#6D5ACF
ΔE00 5.70
Azul
#1D5DEC
ΔE00 6.30
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#505BC2 #C2B750
analogous
#5094C2 #505BC2 #7E50C2
triadic
#505BC2 #C2505B #5BC250
tetradic
#505BC2 #C25094 #C2B750 #50C27E
square
#505BC2 #C25094 #C2B750 #50C27E
split-complementary
#505BC2 #C27E50 #94C250
monochromatic
#272E70 #37419E #505BC2 #7D86D2 #ABB0E2
Accessibility & contrast
On white
5.81
#505BC2 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.62
#505BC2 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #505BC2
5.81:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##505BC2 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##505BC2 | 1.00 | 5.81 | 3.62 | 5.81 |
| #FFFFFF | 5.81 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.81 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1C6AC6
Deuteranopia (green-blind)
#0061C0
Tritanopia (blue-blind)
#007386
Achromatopsia (no color)
#656565
Design tokens & code
CSS
--color: #505bc2; /* rgb */ color: rgb(80, 91, 194); /* oklch */ color: oklch(51.8% 0.159 274.8);
Tailwind
colors: {
custom: {
50: '#8b89d5',
500: '#505bc2',
950: '#000000',
},
}SCSS
$custom: #505bc2; $custom-light: #8b89d5; $custom-dark: #000000;
JSON
{
"hex": "#505bc2",
"rgb": {
"r": 80,
"g": 91,
"b": 194
},
"hsl": {
"h": 234.211,
"s": 48.305,
"l": 53.725
},
"oklch": {
"l": 0.51801,
"c": 0.15946,
"h": 274.8
},
"luminance": 0.13083
}Semantic roles & 50–950 ramp
primary
#505BC2
secondary
#CFCB9F
accent
#CB50D8
background
#F9F8FD
surface
#F1F0FA
border
#CBCBD3
text
#0D0B14
muted
#7E7C83