#538BD2#538BD2
#538BD2 is a light, vivid cyan. Relative luminance 0.250; OKLCH L 63.0% C 0.123 H 255.1°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #538BD2 |
|---|---|
| RGB | rgb(83, 139, 210) |
| HSL | hsl(214, 59%, 57%) |
| HSV | hsv(214, 60%, 82%) |
| CMYK | cmyk(60.5%, 33.8%, 0%, 17.6%) |
| CIE-LAB | lab(57.03, 3.11, -42.04) |
| CIE-LCH | lch(57.03, 42.16, 274.23°) |
| OKLab | oklab(63% -0.0316 -0.1189) |
| OKLCH | oklch(63% 0.123 255.1) |
| XYZ | xyz(24.4286, 24.9552, 64.4897) |
| Luminance | 0.2496 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 2.32
Faded Blue
#658CBB
ΔE00 3.41
Cool Blue
#4984B8
ΔE00 4.41
Dodgerblue
#1E90FF
ΔE00 4.70
Dodger Blue
#3E82FC
ΔE00 4.77
Cornflowerblue
#6495ED
ΔE00 4.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#538BD2 #D29A53
analogous
#53CBD2 #538BD2 #5A53D2
triadic
#538BD2 #D2538B #8BD253
tetradic
#538BD2 #D253CB #D29A53 #53D25A
square
#538BD2 #D253CB #D29A53 #53D25A
split-complementary
#538BD2 #D25A53 #CBD253
monochromatic
#234F87 #306CB8 #538BD2 #84ACDF #B4CCEB
Accessibility & contrast
On white
3.51
#538BD2 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#538BD2 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #538BD2
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##538BD2 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##538BD2 | 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)
#6D90D5
Deuteranopia (green-blind)
#5C83D1
Tritanopia (blue-blind)
#009BA5
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #538bd2; /* rgb */ color: rgb(83, 139, 210); /* oklch */ color: oklch(63.0% 0.123 255.1);
Tailwind
colors: {
custom: {
50: '#8eace0',
500: '#538bd2',
950: '#000000',
},
}SCSS
$custom: #538bd2; $custom-light: #8eace0; $custom-dark: #000000;
JSON
{
"hex": "#538bd2",
"rgb": {
"r": 83,
"g": 139,
"b": 210
},
"hsl": {
"h": 213.543,
"s": 58.525,
"l": 57.451
},
"oklch": {
"l": 0.63,
"c": 0.12305,
"h": 255.1
},
"luminance": 0.24957
}Semantic roles & 50–950 ramp
primary
#538BD2
secondary
#DAC3A7
accent
#9D46E2
background
#F9FAFD
surface
#F1F4FB
border
#CBCED4
text
#0D1015
muted
#7E7F83