#497AE4#497AE4
#497AE4 is a mid, vivid blue. Relative luminance 0.209; OKLCH L 60.0% C 0.170 H 263.5°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).
Color values
| HEX | #497AE4 |
|---|---|
| RGB | rgb(73, 122, 228) |
| HSL | hsl(221, 74%, 59%) |
| HSV | hsv(221, 68%, 89%) |
| CMYK | cmyk(68%, 46.5%, 0%, 10.6%) |
| CIE-LAB | lab(52.88, 17.85, -58.79) |
| CIE-LCH | lch(52.88, 61.44, 286.88°) |
| OKLab | oklab(59.98% -0.0192 -0.1684) |
| OKLCH | oklch(59.98% 0.17 263.5) |
| XYZ | xyz(23.7058, 20.9346, 76.1752) |
| Luminance | 0.2094 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Lightish Blue
#3D7AFD
ΔE00 2.63
Clear Blue
#247AFD
ΔE00 2.98
Deep Sky Blue
#0D75F8
ΔE00 3.39
Dodger Blue
#3E82FC
ΔE00 3.83
Cornflower Blue
#5170D7
ΔE00 4.27
Azure
#007FFF
ΔE00 4.53
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#497AE4 #E4B349
analogous
#49C8E4 #497AE4 #6649E4
triadic
#497AE4 #E4497A #7AE449
tetradic
#497AE4 #E449C8 #E4B349 #49E466
square
#497AE4 #E449C8 #E4B349 #49E466
split-complementary
#497AE4 #E46649 #C8E449
monochromatic
#17419C #1F57D1 #497AE4 #7EA1EC #B4C8F4
Accessibility & contrast
On white
4.05
#497AE4 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.19
#497AE4 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #497AE4
5.19:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##497AE4 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##497AE4 | 1.00 | 4.05 | 5.19 | 5.19 |
| #FFFFFF | 4.05 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.19 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.19 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4386E8
Deuteranopia (green-blind)
#2178E2
Tritanopia (blue-blind)
#0093A4
Achromatopsia (no color)
#7E7E7E
Design tokens & code
CSS
--color: #497ae4; /* rgb */ color: rgb(73, 122, 228); /* oklch */ color: oklch(60.0% 0.170 263.5);
Tailwind
colors: {
custom: {
50: '#8c9fed',
500: '#497ae4',
950: '#000000',
},
}SCSS
$custom: #497ae4; $custom-light: #8c9fed; $custom-dark: #000000;
JSON
{
"hex": "#497ae4",
"rgb": {
"r": 73,
"g": 122,
"b": 228
},
"hsl": {
"h": 221.032,
"s": 74.163,
"l": 59.02
},
"oklch": {
"l": 0.59983,
"c": 0.1695,
"h": 263.5
},
"luminance": 0.20937
}Semantic roles & 50–950 ramp
primary
#497AE4
secondary
#E3D0A6
accent
#B637F1
background
#F9F9FE
surface
#F2F2FD
border
#CCCCD5
text
#0D0E16
muted
#7E7E84