#5180EE#5180EE
#5180EE is a light, vivid blue. Relative luminance 0.234; OKLCH L 62.2% C 0.173 H 264.5°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).
Color values
| HEX | #5180EE |
|---|---|
| RGB | rgb(81, 128, 238) |
| HSL | hsl(222, 82%, 63%) |
| HSV | hsv(222, 66%, 93%) |
| CMYK | cmyk(66%, 46.2%, 0%, 6.7%) |
| CIE-LAB | lab(55.44, 18.88, -60.25) |
| CIE-LCH | lch(55.44, 63.13, 287.40°) |
| OKLab | oklab(62.24% -0.0166 -0.1724) |
| OKLCH | oklch(62.24% 0.173 264.5) |
| XYZ | xyz(26.5397, 23.3582, 83.9823) |
| Luminance | 0.2336 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 2.28
Lightish Blue
#3D7AFD
ΔE00 2.49
Soft Blue
#6488EA
ΔE00 3.10
Clear Blue
#247AFD
ΔE00 3.41
Azure
#007FFF
ΔE00 4.35
Deep Sky Blue
#0D75F8
ΔE00 4.90
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5180EE #EEBF51
analogous
#51CFEE #5180EE #7051EE
triadic
#5180EE #EE5180 #80EE51
tetradic
#5180EE #EE51CF #EEBF51 #51EE70
square
#5180EE #EE51CF #EEBF51 #51EE70
split-complementary
#5180EE #EE7051 #CFEE51
monochromatic
#1142B3 #1957E9 #5180EE #89A9F3 #C1D1F9
Accessibility & contrast
On white
3.70
#5180EE on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.67
#5180EE on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #5180EE
5.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5180EE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5180EE | 1.00 | 3.70 | 5.67 | 5.67 |
| #FFFFFF | 3.70 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.67 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.67 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#488CF2
Deuteranopia (green-blind)
#287EEC
Tritanopia (blue-blind)
#0099AB
Achromatopsia (no color)
#858585
Design tokens & code
CSS
--color: #5180ee; /* rgb */ color: rgb(81, 128, 238); /* oklch */ color: oklch(62.2% 0.173 264.5);
Tailwind
colors: {
custom: {
50: '#91a4f4',
500: '#5180ee',
950: '#000000',
},
}SCSS
$custom: #5180ee; $custom-light: #91a4f4; $custom-dark: #000000;
JSON
{
"hex": "#5180ee",
"rgb": {
"r": 81,
"g": 128,
"b": 238
},
"hsl": {
"h": 222.038,
"s": 82.199,
"l": 62.549
},
"oklch": {
"l": 0.62236,
"c": 0.17325,
"h": 264.5
},
"luminance": 0.23361
}Semantic roles & 50–950 ramp
primary
#5180EE
secondary
#EAD9B1
accent
#9E07DF
background
#F9FAFF
surface
#F2F3FE
border
#CCCDD6
text
#0E0F17
muted
#7E7F85