#4979CB#4979CB
#4979CB is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.2% C 0.137 H 260.4°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).
Color values
| HEX | #4979CB |
|---|---|
| RGB | rgb(73, 121, 203) |
| HSL | hsl(218, 56%, 54%) |
| HSV | hsv(218, 64%, 80%) |
| CMYK | cmyk(64%, 40.4%, 0%, 20.4%) |
| CIE-LAB | lab(51.15, 9.72, -47.42) |
| CIE-LCH | lch(51.15, 48.40, 281.58°) |
| OKLab | oklab(58.19% -0.0227 -0.135) |
| OKLCH | oklch(58.19% 0.137 260.4) |
| XYZ | xyz(20.3607, 19.4011, 59.1601) |
| Luminance | 0.1940 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 3.53
Cornflower Blue
#5170D7
ΔE00 4.50
Deep Sky Blue
#0D75F8
ΔE00 4.62
Clear Blue
#247AFD
ΔE00 5.03
Cerulean Blue
#056EEE
ΔE00 5.07
Bluish
#2976BB
ΔE00 5.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4979CB #CB9B49
analogous
#49BACB #4979CB #5A49CB
triadic
#4979CB #CB4979 #79CB49
tetradic
#4979CB #CB49BA #CB9B49 #49CB5A
square
#4979CB #CB49BA #CB9B49 #49CB5A
split-complementary
#4979CB #CB5A49 #BACB49
monochromatic
#224277 #305CA7 #4979CB #799CD9 #A8BFE6
Accessibility & contrast
On white
4.30
#4979CB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.88
#4979CB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4979CB
4.88:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4979CB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4979CB | 1.00 | 4.30 | 4.88 | 4.88 |
| #FFFFFF | 4.30 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.88 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.88 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5480CE
Deuteranopia (green-blind)
#4174C9
Tritanopia (blue-blind)
#008C98
Achromatopsia (no color)
#7A7A7A
Design tokens & code
CSS
--color: #4979cb; /* rgb */ color: rgb(73, 121, 203); /* oklch */ color: oklch(58.2% 0.137 260.4);
Tailwind
colors: {
custom: {
50: '#889fdb',
500: '#4979cb',
950: '#000000',
},
}SCSS
$custom: #4979cb; $custom-light: #889fdb; $custom-dark: #000000;
JSON
{
"hex": "#4979cb",
"rgb": {
"r": 73,
"g": 121,
"b": 203
},
"hsl": {
"h": 217.846,
"s": 55.556,
"l": 54.118
},
"oklch": {
"l": 0.58186,
"c": 0.13691,
"h": 260.4
},
"luminance": 0.19403
}Semantic roles & 50–950 ramp
primary
#4979CB
secondary
#D4BF9C
accent
#A849DF
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83