#5179CA#5179CA
#5179CA is a mid, vivid blue. Relative luminance 0.197; OKLCH L 58.5% C 0.133 H 263.1°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).
Color values
| HEX | #5179CA |
|---|---|
| RGB | rgb(81, 121, 202) |
| HSL | hsl(220, 53%, 55%) |
| HSV | hsv(220, 60%, 79%) |
| CMYK | cmyk(59.9%, 40.1%, 0%, 20.8%) |
| CIE-LAB | lab(51.48, 10.87, -46.30) |
| CIE-LCH | lch(51.48, 47.56, 283.21°) |
| OKLab | oklab(58.53% -0.016 -0.1316) |
| OKLCH | oklch(58.53% 0.133 263.1) |
| XYZ | xyz(20.8877, 19.6866, 58.5648) |
| Luminance | 0.1969 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 3.80
Windows Blue
#3778BF
ΔE00 4.71
Deep Sky Blue
#0D75F8
ΔE00 5.32
Lightish Blue
#3D7AFD
ΔE00 5.49
Clear Blue
#247AFD
ΔE00 5.54
Cerulean Blue
#056EEE
ΔE00 5.71
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5179CA #CAA251
analogous
#51B6CA #5179CA #6551CA
triadic
#5179CA #CA5179 #79CA51
tetradic
#5179CA #CA51B6 #CAA251 #51CA65
square
#5179CA #CA51B6 #CAA251 #51CA65
split-complementary
#5179CA #CA6551 #B6CA51
monochromatic
#25427B #345BAA #5179CA #809DD8 #AFC1E7
Accessibility & contrast
On white
4.25
#5179CA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.94
#5179CA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #5179CA
4.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5179CA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5179CA | 1.00 | 4.25 | 4.94 | 4.94 |
| #FFFFFF | 4.25 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.94 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.94 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5681CD
Deuteranopia (green-blind)
#4576C8
Tritanopia (blue-blind)
#008B98
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #5179ca; /* rgb */ color: rgb(81, 121, 202); /* oklch */ color: oklch(58.5% 0.133 263.1);
Tailwind
colors: {
custom: {
50: '#8c9fda',
500: '#5179ca',
950: '#000000',
},
}SCSS
$custom: #5179ca; $custom-light: #8c9fda; $custom-dark: #000000;
JSON
{
"hex": "#5179ca",
"rgb": {
"r": 81,
"g": 121,
"b": 202
},
"hsl": {
"h": 220.165,
"s": 53.304,
"l": 55.49
},
"oklch": {
"l": 0.58526,
"c": 0.13258,
"h": 263.1
},
"luminance": 0.19688
}Semantic roles & 50–950 ramp
primary
#5179CA
secondary
#D5C4A2
accent
#AD4BDD
background
#F9F9FD
surface
#F1F2FB
border
#CBCCD4
text
#0D0E15
muted
#7E7E83