#5188E6#5188E6
#5188E6 is a light, vivid blue. Relative luminance 0.251; OKLCH L 63.4% C 0.153 H 260.4°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).
Color values
| HEX | #5188E6 |
|---|---|
| RGB | rgb(81, 136, 230) |
| HSL | hsl(218, 75%, 61%) |
| HSV | hsv(218, 65%, 90%) |
| CMYK | cmyk(64.8%, 40.9%, 0%, 9.8%) |
| CIE-LAB | lab(57.14, 11.27, -53.07) |
| CIE-LCH | lch(57.14, 54.25, 281.99°) |
| OKLab | oklab(63.4% -0.0255 -0.1513) |
| OKLCH | oklch(63.4% 0.153 260.4) |
| XYZ | xyz(26.4754, 25.0683, 78.2910) |
| Luminance | 0.2507 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 2.74
Soft Blue
#6488EA
ΔE00 3.27
Dark Sky Blue
#448EE4
ΔE00 3.46
Azure
#007FFF
ΔE00 4.22
Cornflowerblue
#6495ED
ΔE00 4.29
Faded Blue
#658CBB
ΔE00 4.70
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5188E6 #E6AF51
analogous
#51D3E6 #5188E6 #6451E6
triadic
#5188E6 #E65188 #88E651
tetradic
#5188E6 #E651D3 #E6AF51 #51E664
square
#5188E6 #E651D3 #E6AF51 #51E664
split-complementary
#5188E6 #E66451 #D3E651
monochromatic
#184CA5 #1F64DA #5188E6 #87ADEE #BCD1F5
Accessibility & contrast
On white
3.49
#5188E6 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.01
#5188E6 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #5188E6
6.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5188E6 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5188E6 | 1.00 | 3.49 | 6.01 | 6.01 |
| #FFFFFF | 3.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.01 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.01 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5D91EA
Deuteranopia (green-blind)
#4683E4
Tritanopia (blue-blind)
#009DAC
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #5188e6; /* rgb */ color: rgb(81, 136, 230); /* oklch */ color: oklch(63.4% 0.153 260.4);
Tailwind
colors: {
custom: {
50: '#90aaee',
500: '#5188e6',
950: '#000000',
},
}SCSS
$custom: #5188e6; $custom-light: #90aaee; $custom-dark: #000000;
JSON
{
"hex": "#5188e6",
"rgb": {
"r": 81,
"g": 136,
"b": 230
},
"hsl": {
"h": 217.852,
"s": 74.874,
"l": 60.98
},
"oklch": {
"l": 0.63399,
"c": 0.15339,
"h": 260.4
},
"luminance": 0.25071
}Semantic roles & 50–950 ramp
primary
#5188E6
secondary
#E5D1AD
accent
#8D0ED7
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E0F16
muted
#7E7F84