#3A8ACD#3A8ACD
#3A8ACD is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.5% C 0.128 H 247.2°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).
Color values
| HEX | #3A8ACD |
|---|---|
| RGB | rgb(58, 138, 205) |
| HSL | hsl(207, 60%, 52%) |
| HSV | hsv(207, 72%, 80%) |
| CMYK | cmyk(71.7%, 32.7%, 0%, 19.6%) |
| CIE-LAB | lab(55.57, -2.18, -41.60) |
| CIE-LCH | lch(55.57, 41.66, 267.00°) |
| OKLab | oklab(61.51% -0.0497 -0.118) |
| OKLCH | oklch(61.51% 0.128 247.2) |
| XYZ | xyz(21.8487, 23.4818, 61.1267) |
| Luminance | 0.2348 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Cerulean (survey)
#0485D1
ΔE00 2.67
Water Blue
#0E87CC
ΔE00 2.80
Cool Blue
#4984B8
ΔE00 3.14
Dark Sky Blue
#448EE4
ΔE00 3.66
Steel Blue
#4682B4
ΔE00 3.82
Off Blue
#5684AE
ΔE00 4.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3A8ACD #CD7D3A
analogous
#3ACDC7 #3A8ACD #3A41CD
triadic
#3A8ACD #CD3A8A #8ACD3A
tetradic
#3A8ACD #C73ACD #CD7D3A #41CD3A
square
#3A8ACD #C73ACD #CD7D3A #41CD3A
split-complementary
#3A8ACD #CD3A41 #CDC73A
monochromatic
#1C4A70 #296AA1 #3A8ACD #6BA7D9 #9CC4E6
Accessibility & contrast
On white
3.69
#3A8ACD on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.70
#3A8ACD on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3A8ACD
5.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3A8ACD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3A8ACD | 1.00 | 3.69 | 5.70 | 5.70 |
| #FFFFFF | 3.69 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.70 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.70 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6C8DD0
Deuteranopia (green-blind)
#577FCC
Tritanopia (blue-blind)
#009AA2
Achromatopsia (no color)
#858585
Design tokens & code
CSS
--color: #3a8acd; /* rgb */ color: rgb(58, 138, 205); /* oklch */ color: oklch(61.5% 0.128 247.2);
Tailwind
colors: {
custom: {
50: '#82abdc',
500: '#3a8acd',
950: '#000000',
},
}SCSS
$custom: #3a8acd; $custom-light: #82abdc; $custom-dark: #000000;
JSON
{
"hex": "#3a8acd",
"rgb": {
"r": 58,
"g": 138,
"b": 205
},
"hsl": {
"h": 207.347,
"s": 59.514,
"l": 51.569
},
"oklch": {
"l": 0.61511,
"c": 0.128,
"h": 247.2
},
"luminance": 0.23484
}Semantic roles & 50–950 ramp
primary
#3A8ACD
secondary
#D2AF91
accent
#8D45E3
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83