#4973BD#4973BD
#4973BD is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.0% C 0.125 H 261.0°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).
Color values
| HEX | #4973BD |
|---|---|
| RGB | rgb(73, 115, 189) |
| HSL | hsl(218, 47%, 51%) |
| HSV | hsv(218, 61%, 74%) |
| CMYK | cmyk(61.4%, 39.2%, 0%, 25.9%) |
| CIE-LAB | lab(48.70, 8.58, -43.30) |
| CIE-LCH | lch(48.70, 44.14, 281.21°) |
| OKLab | oklab(56.04% -0.0195 -0.123) |
| OKLCH | oklch(56.04% 0.125 261) |
| XYZ | xyz(18.0605, 17.3505, 50.5315) |
| Luminance | 0.1735 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
French Blue
#436BAD
ΔE00 3.47
Medium Blue
#2C6FBB
ΔE00 3.89
Windows Blue
#3778BF
ΔE00 3.90
Cornflower Blue
#5170D7
ΔE00 4.21
Flat Blue
#3C73A8
ΔE00 4.34
Dull Blue
#49759C
ΔE00 5.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4973BD #BD9349
analogous
#49ADBD #4973BD #5949BD
triadic
#4973BD #BD4973 #73BD49
tetradic
#4973BD #BD49AD #BD9349 #49BD59
square
#4973BD #BD49AD #BD9349 #49BD59
split-complementary
#4973BD #BD5949 #ADBD49
monochromatic
#253D66 #355793 #4973BD #7696CD #A3B8DE
Accessibility & contrast
On white
4.70
#4973BD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.47
#4973BD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4973BD
4.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4973BD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4973BD | 1.00 | 4.70 | 4.47 | 4.70 |
| #FFFFFF | 4.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.47 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#537AC0
Deuteranopia (green-blind)
#436FBB
Tritanopia (blue-blind)
#00848F
Achromatopsia (no color)
#747474
Design tokens & code
CSS
--color: #4973bd; /* rgb */ color: rgb(73, 115, 189); /* oklch */ color: oklch(56.0% 0.125 261.0);
Tailwind
colors: {
custom: {
50: '#869ad1',
500: '#4973bd',
950: '#000000',
},
}SCSS
$custom: #4973bd; $custom-light: #869ad1; $custom-dark: #000000;
JSON
{
"hex": "#4973bd",
"rgb": {
"r": 73,
"g": 115,
"b": 189
},
"hsl": {
"h": 218.276,
"s": 46.774,
"l": 51.373
},
"oklch": {
"l": 0.56037,
"c": 0.12454,
"h": 261
},
"luminance": 0.17352
}Semantic roles & 50–950 ramp
primary
#4973BD
secondary
#CAB897
accent
#A651D6
background
#F8F9FC
surface
#F0F2F9
border
#CBCCD2
text
#0C0E14
muted
#7D7E82