#497DCA#497DCA
#497DCA is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.0% C 0.131 H 258.1°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).
Color values
| HEX | #497DCA |
|---|---|
| RGB | rgb(73, 125, 202) |
| HSL | hsl(216, 55%, 54%) |
| HSV | hsv(216, 64%, 79%) |
| CMYK | cmyk(63.9%, 38.1%, 0%, 20.8%) |
| CIE-LAB | lab(52.23, 6.93, -45.14) |
| CIE-LCH | lch(52.23, 45.67, 278.73°) |
| OKLab | oklab(59% -0.027 -0.1283) |
| OKLCH | oklch(59% 0.131 258.1) |
| XYZ | xyz(20.7381, 20.3460, 58.6999) |
| Luminance | 0.2035 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 3.37
Cool Blue
#4984B8
ΔE00 4.28
Off Blue
#5684AE
ΔE00 4.52
Steel Blue
#4682B4
ΔE00 4.54
Clear Blue
#247AFD
ΔE00 4.89
Deep Sky Blue
#0D75F8
ΔE00 4.91
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#497DCA #CA9649
analogous
#49BECA #497DCA #5649CA
triadic
#497DCA #CA497D #7DCA49
tetradic
#497DCA #CA49BE #CA9649 #49CA56
square
#497DCA #CA49BE #CA9649 #49CA56
split-complementary
#497DCA #CA5649 #BECA49
monochromatic
#224476 #3060A6 #497DCA #789FD8 #A8C1E6
Accessibility & contrast
On white
4.14
#497DCA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.07
#497DCA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #497DCA
5.07:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##497DCA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##497DCA | 1.00 | 4.14 | 5.07 | 5.07 |
| #FFFFFF | 4.14 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.07 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.07 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5B83CD
Deuteranopia (green-blind)
#4977C8
Tritanopia (blue-blind)
#008F9A
Achromatopsia (no color)
#7D7D7D
Design tokens & code
CSS
--color: #497dca; /* rgb */ color: rgb(73, 125, 202); /* oklch */ color: oklch(59.0% 0.131 258.1);
Tailwind
colors: {
custom: {
50: '#88a2da',
500: '#497dca',
950: '#000000',
},
}SCSS
$custom: #497dca; $custom-light: #88a2da; $custom-dark: #000000;
JSON
{
"hex": "#497dca",
"rgb": {
"r": 73,
"g": 125,
"b": 202
},
"hsl": {
"h": 215.814,
"s": 54.894,
"l": 53.922
},
"oklch": {
"l": 0.59001,
"c": 0.13112,
"h": 258.1
},
"luminance": 0.20348
}Semantic roles & 50–950 ramp
primary
#497DCA
secondary
#D3BD9C
accent
#A24ADE
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0F15
muted
#7D7E83