#438AE4#438AE4
#438AE4 is a light, vivid cyan. Relative luminance 0.250; OKLCH L 63.1% C 0.154 H 255.6°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #438AE4 |
|---|---|
| RGB | rgb(67, 138, 228) |
| HSL | hsl(214, 75%, 58%) |
| HSV | hsv(214, 71%, 89%) |
| CMYK | cmyk(70.6%, 39.5%, 0%, 10.6%) |
| CIE-LAB | lab(57.05, 7.22, -52.14) |
| CIE-LCH | lch(57.05, 52.64, 277.88°) |
| OKLab | oklab(63.14% -0.0381 -0.1487) |
| OKLCH | oklch(63.14% 0.154 255.6) |
| XYZ | xyz(25.4017, 24.9689, 76.8645) |
| Luminance | 0.2497 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 1.41
Dodgerblue
#1E90FF
ΔE00 3.32
Dodger Blue
#3E82FC
ΔE00 4.04
Azure
#007FFF
ΔE00 4.08
Cornflowerblue
#6495ED
ΔE00 5.01
Cool Blue
#4984B8
ΔE00 5.15
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#438AE4 #E49D43
analogous
#43DBE4 #438AE4 #4C43E4
triadic
#438AE4 #E4438A #8AE443
tetradic
#438AE4 #E443DB #E49D43 #43E44C
square
#438AE4 #E443DB #E49D43 #43E44C
split-complementary
#438AE4 #E44C43 #DBE443
monochromatic
#164F97 #1D6BCC #438AE4 #79ABEC #AECDF3
Accessibility & contrast
On white
3.50
#438AE4 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#438AE4 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #438AE4
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##438AE4 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##438AE4 | 1.00 | 3.50 | 5.99 | 5.99 |
| #FFFFFF | 3.50 | 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)
#6091E8
Deuteranopia (green-blind)
#4782E2
Tritanopia (blue-blind)
#009FAC
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #438ae4; /* rgb */ color: rgb(67, 138, 228); /* oklch */ color: oklch(63.1% 0.154 255.6);
Tailwind
colors: {
custom: {
50: '#89abed',
500: '#438ae4',
950: '#000000',
},
}SCSS
$custom: #438ae4; $custom-light: #89abed; $custom-dark: #000000;
JSON
{
"hex": "#438ae4",
"rgb": {
"r": 67,
"g": 138,
"b": 228
},
"hsl": {
"h": 213.54,
"s": 74.884,
"l": 57.843
},
"oklch": {
"l": 0.63138,
"c": 0.15352,
"h": 255.6
},
"luminance": 0.24972
}Semantic roles & 50–950 ramp
primary
#438AE4
secondary
#E2C5A1
accent
#9F36F2
background
#F9FAFE
surface
#F1F4FD
border
#CBCED5
text
#0D1016
muted
#7E7F84