#4478CE#4478CE
#4478CE is a mid, vivid blue. Relative luminance 0.191; OKLCH L 57.9% C 0.144 H 259.9°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).
Color values
| HEX | #4478CE |
|---|---|
| RGB | rgb(68, 120, 206) |
| HSL | hsl(217, 58%, 54%) |
| HSV | hsv(217, 67%, 81%) |
| CMYK | cmyk(67%, 41.7%, 0%, 19.2%) |
| CIE-LAB | lab(50.82, 10.54, -49.67) |
| CIE-LCH | lch(50.82, 50.77, 281.98°) |
| OKLab | oklab(57.93% -0.0252 -0.1417) |
| OKLCH | oklch(57.93% 0.144 259.9) |
| XYZ | xyz(20.2370, 19.1161, 61.0038) |
| Luminance | 0.1912 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 3.25
Deep Sky Blue
#0D75F8
ΔE00 4.18
Cerulean Blue
#056EEE
ΔE00 4.54
Cornflower Blue
#5170D7
ΔE00 4.55
Clear Blue
#247AFD
ΔE00 4.78
Medium Blue
#2C6FBB
ΔE00 4.94
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4478CE #CE9A44
analogous
#44BDCE #4478CE #5544CE
triadic
#4478CE #CE4478 #78CE44
tetradic
#4478CE #CE44BD #CE9A44 #44CE55
square
#4478CE #CE44BD #CE9A44 #44CE55
split-complementary
#4478CE #CE5544 #BDCE44
monochromatic
#1F4178 #2C5BA9 #4478CE #749BDB #A5BEE7
Accessibility & contrast
On white
4.35
#4478CE on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.82
#4478CE on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4478CE
4.82:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4478CE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4478CE | 1.00 | 4.35 | 4.82 | 4.82 |
| #FFFFFF | 4.35 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.82 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.82 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5080D1
Deuteranopia (green-blind)
#3A73CC
Tritanopia (blue-blind)
#008C99
Achromatopsia (no color)
#797979
Design tokens & code
CSS
--color: #4478ce; /* rgb */ color: rgb(68, 120, 206); /* oklch */ color: oklch(57.9% 0.144 259.9);
Tailwind
colors: {
custom: {
50: '#869edd',
500: '#4478ce',
950: '#000000',
},
}SCSS
$custom: #4478ce; $custom-light: #869edd; $custom-dark: #000000;
JSON
{
"hex": "#4478ce",
"rgb": {
"r": 68,
"g": 120,
"b": 206
},
"hsl": {
"h": 217.391,
"s": 58.475,
"l": 53.725
},
"oklch": {
"l": 0.57925,
"c": 0.14392,
"h": 259.9
},
"luminance": 0.19118
}Semantic roles & 50–950 ramp
primary
#4478CE
secondary
#D4BE99
accent
#A746E2
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83