#4879CF#4879CF
#4879CF is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.4% C 0.143 H 260.8°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).
Color values
| HEX | #4879CF |
|---|---|
| RGB | rgb(72, 121, 207) |
| HSL | hsl(218, 58%, 55%) |
| HSV | hsv(218, 65%, 81%) |
| CMYK | cmyk(65.2%, 41.5%, 0%, 18.8%) |
| CIE-LAB | lab(51.33, 10.94, -49.41) |
| CIE-LCH | lch(51.33, 50.61, 282.48°) |
| OKLab | oklab(58.38% -0.0227 -0.1409) |
| OKLCH | oklch(58.38% 0.143 260.8) |
| XYZ | xyz(20.7684, 19.5555, 61.6995) |
| Luminance | 0.1956 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 3.77
Deep Sky Blue
#0D75F8
ΔE00 4.28
Cornflower Blue
#5170D7
ΔE00 4.38
Clear Blue
#247AFD
ΔE00 4.65
Cerulean Blue
#056EEE
ΔE00 4.86
Lightish Blue
#3D7AFD
ΔE00 5.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4879CF #CF9E48
analogous
#48BDCF #4879CF #5A48CF
triadic
#4879CF #CF4879 #79CF48
tetradic
#4879CF #CF48BD #CF9E48 #48CF5A
square
#4879CF #CF48BD #CF9E48 #48CF5A
split-complementary
#4879CF #CF5A48 #BDCF48
monochromatic
#21427C #2D5BAD #4879CF #789DDC #A9C0E8
Accessibility & contrast
On white
4.28
#4879CF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.91
#4879CF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4879CF
4.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4879CF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4879CF | 1.00 | 4.28 | 4.91 | 4.91 |
| #FFFFFF | 4.28 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.91 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.91 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5181D2
Deuteranopia (green-blind)
#3D75CD
Tritanopia (blue-blind)
#008D9A
Achromatopsia (no color)
#7A7A7A
Design tokens & code
CSS
--color: #4879cf; /* rgb */ color: rgb(72, 121, 207); /* oklch */ color: oklch(58.4% 0.143 260.8);
Tailwind
colors: {
custom: {
50: '#889fde',
500: '#4879cf',
950: '#000000',
},
}SCSS
$custom: #4879cf; $custom-light: #889fde; $custom-dark: #000000;
JSON
{
"hex": "#4879cf",
"rgb": {
"r": 72,
"g": 121,
"b": 207
},
"hsl": {
"h": 218.222,
"s": 58.442,
"l": 54.706
},
"oklch": {
"l": 0.58384,
"c": 0.14271,
"h": 260.8
},
"luminance": 0.19557
}Semantic roles & 50–950 ramp
primary
#4879CF
secondary
#D6C19D
accent
#A946E2
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0D0E15
muted
#7D7E83