#507BC6#507BC6
#507BC6 is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.7% C 0.125 H 260.8°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #507BC6 |
|---|---|
| RGB | rgb(80, 123, 198) |
| HSL | hsl(218, 51%, 55%) |
| HSV | hsv(218, 60%, 78%) |
| CMYK | cmyk(59.6%, 37.9%, 0%, 22.4%) |
| CIE-LAB | lab(51.78, 8.10, -43.56) |
| CIE-LCH | lch(51.78, 44.30, 280.54°) |
| OKLab | oklab(58.67% -0.0199 -0.1236) |
| OKLCH | oklch(58.67% 0.125 260.8) |
| XYZ | xyz(20.5807, 19.9468, 56.1807) |
| Luminance | 0.1995 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 4.07
Cornflower Blue
#5170D7
ΔE00 4.77
Off Blue
#5684AE
ΔE00 5.00
Cool Blue
#4984B8
ΔE00 5.32
Deep Sky Blue
#0D75F8
ΔE00 5.43
Steel Blue
#4682B4
ΔE00 5.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#507BC6 #C69B50
analogous
#50B6C6 #507BC6 #6050C6
triadic
#507BC6 #C6507B #7BC650
tetradic
#507BC6 #C650B6 #C69B50 #50C660
square
#507BC6 #C650B6 #C69B50 #50C660
split-complementary
#507BC6 #C66050 #B6C650
monochromatic
#264375 #355DA4 #507BC6 #7E9ED5 #ACC1E4
Accessibility & contrast
On white
4.21
#507BC6 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.99
#507BC6 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #507BC6
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##507BC6 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##507BC6 | 1.00 | 4.21 | 4.99 | 4.99 |
| #FFFFFF | 4.21 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5B81C9
Deuteranopia (green-blind)
#4B76C4
Tritanopia (blue-blind)
#008C97
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #507bc6; /* rgb */ color: rgb(80, 123, 198); /* oklch */ color: oklch(58.7% 0.125 260.8);
Tailwind
colors: {
custom: {
50: '#8ba0d7',
500: '#507bc6',
950: '#000000',
},
}SCSS
$custom: #507bc6; $custom-light: #8ba0d7; $custom-dark: #000000;
JSON
{
"hex": "#507bc6",
"rgb": {
"r": 80,
"g": 123,
"b": 198
},
"hsl": {
"h": 218.136,
"s": 50.862,
"l": 54.51
},
"oklch": {
"l": 0.58672,
"c": 0.12515,
"h": 260.8
},
"luminance": 0.19949
}Semantic roles & 50–950 ramp
primary
#507BC6
secondary
#D2C0A0
accent
#A74DDA
background
#F8F9FD
surface
#F0F2FA
border
#CBCCD3
text
#0D0E14
muted
#7D7E83