#507DD9#507DD9
#507DD9 is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.2% C 0.149 H 263.0°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).
Color values
| HEX | #507DD9 |
|---|---|
| RGB | rgb(80, 125, 217) |
| HSL | hsl(220, 64%, 58%) |
| HSV | hsv(220, 63%, 85%) |
| CMYK | cmyk(63.1%, 42.4%, 0%, 14.9%) |
| CIE-LAB | lab(53.36, 13.33, -51.81) |
| CIE-LCH | lch(53.36, 53.50, 284.43°) |
| OKLab | oklab(60.23% -0.018 -0.1477) |
| OKLCH | oklch(60.23% 0.149 263) |
| XYZ | xyz(23.1619, 21.3803, 68.5384) |
| Luminance | 0.2138 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Lightish Blue
#3D7AFD
ΔE00 3.82
Clear Blue
#247AFD
ΔE00 4.01
Dodger Blue
#3E82FC
ΔE00 4.12
Deep Sky Blue
#0D75F8
ΔE00 4.55
Soft Blue
#6488EA
ΔE00 4.76
Cornflower Blue
#5170D7
ΔE00 4.85
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#507DD9 #D9AC50
analogous
#50C1D9 #507DD9 #6750D9
triadic
#507DD9 #D9507D #7DD950
tetradic
#507DD9 #D950C1 #D9AC50 #50D967
square
#507DD9 #D950C1 #D9AC50 #50D967
split-complementary
#507DD9 #D96750 #C1D950
monochromatic
#1F448F #2A5CC2 #507DD9 #82A2E4 #B5C8EF
Accessibility & contrast
On white
3.98
#507DD9 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.28
#507DD9 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #507DD9
5.28:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##507DD9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##507DD9 | 1.00 | 3.98 | 5.28 | 5.28 |
| #FFFFFF | 3.98 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.28 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.28 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5386DD
Deuteranopia (green-blind)
#3E7AD7
Tritanopia (blue-blind)
#0092A0
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #507dd9; /* rgb */ color: rgb(80, 125, 217); /* oklch */ color: oklch(60.2% 0.149 263.0);
Tailwind
colors: {
custom: {
50: '#8da2e5',
500: '#507dd9',
950: '#000000',
},
}SCSS
$custom: #507dd9; $custom-light: #8da2e5; $custom-dark: #000000;
JSON
{
"hex": "#507dd9",
"rgb": {
"r": 80,
"g": 125,
"b": 217
},
"hsl": {
"h": 220.292,
"s": 64.319,
"l": 58.235
},
"oklch": {
"l": 0.60234,
"c": 0.14883,
"h": 263
},
"luminance": 0.21382
}Semantic roles & 50–950 ramp
primary
#507DD9
secondary
#DECCA7
accent
#B140E7
background
#F9F9FE
surface
#F2F2FC
border
#CCCCD5
text
#0D0F16
muted
#7E7E84