#497CDD#497CDD
#497CDD is a mid, vivid blue. Relative luminance 0.211; OKLCH L 59.9% C 0.158 H 261.9°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).
Color values
| HEX | #497CDD |
|---|---|
| RGB | rgb(73, 124, 221) |
| HSL | hsl(219, 69%, 58%) |
| HSV | hsv(219, 67%, 87%) |
| CMYK | cmyk(67%, 43.9%, 0%, 13.3%) |
| CIE-LAB | lab(53.00, 14.15, -54.66) |
| CIE-LCH | lch(53.00, 56.46, 284.52°) |
| OKLab | oklab(59.95% -0.0222 -0.1562) |
| OKLCH | oklch(59.95% 0.158 261.9) |
| XYZ | xyz(23.0018, 21.0499, 71.2434) |
| Luminance | 0.2105 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Clear Blue
#247AFD
ΔE00 3.30
Lightish Blue
#3D7AFD
ΔE00 3.43
Deep Sky Blue
#0D75F8
ΔE00 3.75
Dodger Blue
#3E82FC
ΔE00 3.83
Azure
#007FFF
ΔE00 4.25
Cornflower Blue
#5170D7
ΔE00 4.93
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#497CDD #DDAA49
analogous
#49C6DD #497CDD #6049DD
triadic
#497CDD #DD497C #7CDD49
tetradic
#497CDD #DD49C6 #DDAA49 #49DD60
square
#497CDD #DD49C6 #DDAA49 #49DD60
split-complementary
#497CDD #DD6049 #C6DD49
monochromatic
#1B4491 #255CC4 #497CDD #7DA1E7 #B0C6F0
Accessibility & contrast
On white
4.03
#497CDD on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.21
#497CDD on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #497CDD
5.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##497CDD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##497CDD | 1.00 | 4.03 | 5.21 | 5.21 |
| #FFFFFF | 4.03 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.21 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.21 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4D86E1
Deuteranopia (green-blind)
#3378DB
Tritanopia (blue-blind)
#0092A2
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #497cdd; /* rgb */ color: rgb(73, 124, 221); /* oklch */ color: oklch(59.9% 0.158 261.9);
Tailwind
colors: {
custom: {
50: '#8ba1e8',
500: '#497cdd',
950: '#000000',
},
}SCSS
$custom: #497cdd; $custom-light: #8ba1e8; $custom-dark: #000000;
JSON
{
"hex": "#497cdd",
"rgb": {
"r": 73,
"g": 124,
"b": 221
},
"hsl": {
"h": 219.324,
"s": 68.519,
"l": 57.647
},
"oklch": {
"l": 0.59946,
"c": 0.15779,
"h": 261.9
},
"luminance": 0.21052
}Semantic roles & 50–950 ramp
primary
#497CDD
secondary
#DFCAA3
accent
#AF3CEB
background
#F9F9FE
surface
#F1F2FD
border
#CBCCD5
text
#0D0E16
muted
#7E7E84