#497BD0#497BD0
#497BD0 is a mid, vivid blue. Relative luminance 0.201; OKLCH L 58.9% C 0.141 H 260.4°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).
Color values
| HEX | #497BD0 |
|---|---|
| RGB | rgb(73, 123, 208) |
| HSL | hsl(218, 59%, 55%) |
| HSV | hsv(218, 65%, 82%) |
| CMYK | cmyk(64.9%, 40.9%, 0%, 18.4%) |
| CIE-LAB | lab(51.99, 10.23, -48.93) |
| CIE-LCH | lch(51.99, 49.99, 281.81°) |
| OKLab | oklab(58.92% -0.0237 -0.1394) |
| OKLCH | oklch(58.92% 0.141 260.4) |
| XYZ | xyz(21.2117, 20.1344, 62.4308) |
| Luminance | 0.2014 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 3.88
Deep Sky Blue
#0D75F8
ΔE00 4.34
Clear Blue
#247AFD
ΔE00 4.42
Lightish Blue
#3D7AFD
ΔE00 4.83
Cornflower Blue
#5170D7
ΔE00 4.92
Azure
#007FFF
ΔE00 5.09
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#497BD0 #D09E49
analogous
#49BED0 #497BD0 #5B49D0
triadic
#497BD0 #D0497B #7BD049
tetradic
#497BD0 #D049BE #D09E49 #49D05B
square
#497BD0 #D049BE #D09E49 #49D05B
split-complementary
#497BD0 #D05B49 #BED049
monochromatic
#21437E #2D5DAF #497BD0 #7A9EDD #AAC2E9
Accessibility & contrast
On white
4.18
#497BD0 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.03
#497BD0 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #497BD0
5.03:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##497BD0 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##497BD0 | 1.00 | 4.18 | 5.03 | 5.03 |
| #FFFFFF | 4.18 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.03 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.03 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5483D3
Deuteranopia (green-blind)
#4076CE
Tritanopia (blue-blind)
#008E9B
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #497bd0; /* rgb */ color: rgb(73, 123, 208); /* oklch */ color: oklch(58.9% 0.141 260.4);
Tailwind
colors: {
custom: {
50: '#89a0df',
500: '#497bd0',
950: '#000000',
},
}SCSS
$custom: #497bd0; $custom-light: #89a0df; $custom-dark: #000000;
JSON
{
"hex": "#497bd0",
"rgb": {
"r": 73,
"g": 123,
"b": 208
},
"hsl": {
"h": 217.778,
"s": 58.952,
"l": 55.098
},
"oklch": {
"l": 0.58923,
"c": 0.14142,
"h": 260.4
},
"luminance": 0.20136
}Semantic roles & 50–950 ramp
primary
#497BD0
secondary
#D7C29E
accent
#A846E2
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0D0E15
muted
#7D7E83