#447BD3#447BD3
#447BD3 is a mid, vivid blue. Relative luminance 0.201; OKLCH L 58.9% C 0.147 H 259.4°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).
Color values
| HEX | #447BD3 |
|---|---|
| RGB | rgb(68, 123, 211) |
| HSL | hsl(217, 62%, 55%) |
| HSV | hsv(217, 68%, 83%) |
| CMYK | cmyk(67.8%, 41.7%, 0%, 17.3%) |
| CIE-LAB | lab(51.95, 10.46, -50.71) |
| CIE-LCH | lch(51.95, 51.78, 281.65°) |
| OKLab | oklab(58.89% -0.0271 -0.1447) |
| OKLCH | oklch(58.89% 0.147 259.4) |
| XYZ | xyz(21.2205, 20.0959, 64.3759) |
| Luminance | 0.2010 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 3.61
Deep Sky Blue
#0D75F8
ΔE00 3.95
Clear Blue
#247AFD
ΔE00 4.08
Azure
#007FFF
ΔE00 4.61
Lightish Blue
#3D7AFD
ΔE00 4.72
Dodger Blue
#3E82FC
ΔE00 4.97
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#447BD3 #D39C44
analogous
#44C3D3 #447BD3 #5544D3
triadic
#447BD3 #D3447B #7BD344
tetradic
#447BD3 #D344C3 #D39C44 #44D355
square
#447BD3 #D344C3 #D39C44 #44D355
split-complementary
#447BD3 #D35544 #C3D344
monochromatic
#1E437F #295DB0 #447BD3 #769EDF #A7C1EA
Accessibility & contrast
On white
4.18
#447BD3 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.02
#447BD3 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #447BD3
5.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##447BD3 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##447BD3 | 1.00 | 4.18 | 5.02 | 5.02 |
| #FFFFFF | 4.18 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.02 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.02 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5283D6
Deuteranopia (green-blind)
#3B76D1
Tritanopia (blue-blind)
#008F9D
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #447bd3; /* rgb */ color: rgb(68, 123, 211); /* oklch */ color: oklch(58.9% 0.147 259.4);
Tailwind
colors: {
custom: {
50: '#87a0e1',
500: '#447bd3',
950: '#000000',
},
}SCSS
$custom: #447bd3; $custom-light: #87a0e1; $custom-dark: #000000;
JSON
{
"hex": "#447bd3",
"rgb": {
"r": 68,
"g": 123,
"b": 211
},
"hsl": {
"h": 216.923,
"s": 61.905,
"l": 54.706
},
"oklch": {
"l": 0.58886,
"c": 0.14724,
"h": 259.4
},
"luminance": 0.20098
}Semantic roles & 50–950 ramp
primary
#447BD3
secondary
#D8C09B
accent
#A743E5
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83