#438DD3#438DD3
#438DD3 is a light, vivid cyan. Relative luminance 0.249; OKLCH L 62.8% C 0.129 H 249.5°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #438DD3 |
|---|---|
| RGB | rgb(67, 141, 211) |
| HSL | hsl(209, 62%, 55%) |
| HSV | hsv(209, 68%, 83%) |
| CMYK | cmyk(68.2%, 33.2%, 0%, 17.3%) |
| CIE-LAB | lab(57.02, -0.51, -42.67) |
| CIE-LCH | lch(57.02, 42.67, 269.31°) |
| OKLab | oklab(62.83% -0.0452 -0.1209) |
| OKLCH | oklch(62.83% 0.129 249.5) |
| XYZ | xyz(23.5931, 24.9437, 65.1866) |
| Luminance | 0.2495 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 2.18
Dodgerblue
#1E90FF
ΔE00 3.86
Cool Blue
#4984B8
ΔE00 4.09
Cerulean (survey)
#0485D1
ΔE00 4.16
Water Blue
#0E87CC
ΔE00 4.35
Steel Blue
#4682B4
ΔE00 4.95
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#438DD3 #D38943
analogous
#43D3D1 #438DD3 #4345D3
triadic
#438DD3 #D3438D #8DD343
tetradic
#438DD3 #D143D3 #D38943 #45D343
square
#438DD3 #D143D3 #D38943 #45D343
split-complementary
#438DD3 #D34345 #D3D143
monochromatic
#1E4F7E #296EB0 #438DD3 #75ABDF #A6C9EA
Accessibility & contrast
On white
3.51
#438DD3 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#438DD3 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #438DD3
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##438DD3 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##438DD3 | 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)
#6E90D6
Deuteranopia (green-blind)
#5A83D2
Tritanopia (blue-blind)
#009EA6
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #438dd3; /* rgb */ color: rgb(67, 141, 211); /* oklch */ color: oklch(62.8% 0.129 249.5);
Tailwind
colors: {
custom: {
50: '#87aee1',
500: '#438dd3',
950: '#000000',
},
}SCSS
$custom: #438dd3; $custom-light: #87aee1; $custom-dark: #000000;
JSON
{
"hex": "#438dd3",
"rgb": {
"r": 67,
"g": 141,
"b": 211
},
"hsl": {
"h": 209.167,
"s": 62.069,
"l": 54.51
},
"oklch": {
"l": 0.62833,
"c": 0.12911,
"h": 249.5
},
"luminance": 0.24946
}Semantic roles & 50–950 ramp
primary
#438DD3
secondary
#D7B89A
accent
#9243E5
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83