#4A78CD#4A78CD
#4A78CD is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.1% C 0.140 H 261.6°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).
Color values
| HEX | #4A78CD |
|---|---|
| RGB | rgb(74, 120, 205) |
| HSL | hsl(219, 57%, 55%) |
| HSV | hsv(219, 64%, 80%) |
| CMYK | cmyk(63.9%, 41.5%, 0%, 19.6%) |
| CIE-LAB | lab(51.03, 11.20, -48.75) |
| CIE-LCH | lch(51.03, 50.02, 282.94°) |
| OKLab | oklab(58.14% -0.0205 -0.1389) |
| OKLCH | oklch(58.14% 0.14 261.6) |
| XYZ | xyz(20.5561, 19.2946, 60.3867) |
| Luminance | 0.1930 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 3.94
Windows Blue
#3778BF
ΔE00 3.97
Deep Sky Blue
#0D75F8
ΔE00 4.56
Cerulean Blue
#056EEE
ΔE00 4.88
Clear Blue
#247AFD
ΔE00 5.02
Lightish Blue
#3D7AFD
ΔE00 5.25
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4A78CD #CD9F4A
analogous
#4ABACD #4A78CD #5D4ACD
triadic
#4A78CD #CD4A78 #78CD4A
tetradic
#4A78CD #CD4ABA #CD9F4A #4ACD5D
square
#4A78CD #CD4ABA #CD9F4A #4ACD5D
split-complementary
#4A78CD #CD5D4A #BACD4A
monochromatic
#22417B #2F5BAB #4A78CD #7A9CDA #AAC0E7
Accessibility & contrast
On white
4.32
#4A78CD on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.86
#4A78CD on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4A78CD
4.86:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4A78CD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4A78CD | 1.00 | 4.32 | 4.86 | 4.86 |
| #FFFFFF | 4.32 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.86 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.86 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5180D0
Deuteranopia (green-blind)
#3E74CB
Tritanopia (blue-blind)
#008B98
Achromatopsia (no color)
#7A7A7A
Design tokens & code
CSS
--color: #4a78cd; /* rgb */ color: rgb(74, 120, 205); /* oklch */ color: oklch(58.1% 0.140 261.6);
Tailwind
colors: {
custom: {
50: '#899edd',
500: '#4a78cd',
950: '#000000',
},
}SCSS
$custom: #4a78cd; $custom-light: #899edd; $custom-dark: #000000;
JSON
{
"hex": "#4a78cd",
"rgb": {
"r": 74,
"g": 120,
"b": 205
},
"hsl": {
"h": 218.931,
"s": 56.71,
"l": 54.706
},
"oklch": {
"l": 0.5814,
"c": 0.14041,
"h": 261.6
},
"luminance": 0.19297
}Semantic roles & 50–950 ramp
primary
#4A78CD
secondary
#D5C29E
accent
#AB48E0
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0D0E15
muted
#7D7E83