#4189EA#4189EA
#4189EA is a light, vivid cyan. Relative luminance 0.250; OKLCH L 63.2% C 0.163 H 256.8°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #4189EA |
|---|---|
| RGB | rgb(65, 137, 234) |
| HSL | hsl(214, 80%, 59%) |
| HSV | hsv(214, 72%, 92%) |
| CMYK | cmyk(72.2%, 41.5%, 0%, 8.2%) |
| CIE-LAB | lab(57.03, 9.67, -55.51) |
| CIE-LCH | lch(57.03, 56.35, 279.89°) |
| OKLab | oklab(63.21% -0.0373 -0.1586) |
| OKLCH | oklch(63.21% 0.163 256.8) |
| XYZ | xyz(25.9715, 24.9528, 81.2736) |
| Luminance | 0.2496 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 1.93
Dodger Blue
#3E82FC
ΔE00 3.38
Dodgerblue
#1E90FF
ΔE00 3.46
Azure
#007FFF
ΔE00 3.59
Cornflowerblue
#6495ED
ΔE00 4.92
Clear Blue
#247AFD
ΔE00 5.22
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4189EA #EAA241
analogous
#41DDEA #4189EA #4D41EA
triadic
#4189EA #EA4189 #89EA41
tetradic
#4189EA #EA41DD #EAA241 #41EA4D
square
#4189EA #EA41DD #EAA241 #41EA4D
split-complementary
#4189EA #EA4D41 #DDEA41
monochromatic
#124E9F #1869D6 #4189EA #78ABF0 #AFCDF6
Accessibility & contrast
On white
3.51
#4189EA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#4189EA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4189EA
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4189EA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4189EA | 1.00 | 3.51 | 5.99 | 5.99 |
| #FFFFFF | 3.51 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5A91EE
Deuteranopia (green-blind)
#3D82E8
Tritanopia (blue-blind)
#00A0AE
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #4189ea; /* rgb */ color: rgb(65, 137, 234); /* oklch */ color: oklch(63.2% 0.163 256.8);
Tailwind
colors: {
custom: {
50: '#8aaaf1',
500: '#4189ea',
950: '#000000',
},
}SCSS
$custom: #4189ea; $custom-light: #8aaaf1; $custom-dark: #000000;
JSON
{
"hex": "#4189ea",
"rgb": {
"r": 65,
"g": 137,
"b": 234
},
"hsl": {
"h": 214.438,
"s": 80.095,
"l": 58.627
},
"oklch": {
"l": 0.63214,
"c": 0.16296,
"h": 256.8
},
"luminance": 0.24956
}Semantic roles & 50–950 ramp
primary
#4189EA
secondary
#E5C8A2
accent
#A231F7
background
#F9FAFE
surface
#F1F4FD
border
#CBCED5
text
#0D1017
muted
#7E7F85