#538CC5#538CC5
#538CC5 is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.5% C 0.106 H 249.9°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).
Color values
| HEX | #538CC5 |
|---|---|
| RGB | rgb(83, 140, 197) |
| HSL | hsl(210, 50%, 55%) |
| HSV | hsv(210, 58%, 77%) |
| CMYK | cmyk(57.9%, 28.9%, 0%, 22.7%) |
| CIE-LAB | lab(56.71, -1.73, -35.22) |
| CIE-LCH | lch(56.71, 35.26, 267.19°) |
| OKLab | oklab(62.55% -0.0363 -0.0991) |
| OKLCH | oklch(62.55% 0.106 249.9) |
| XYZ | xyz(23.0198, 24.6244, 56.3524) |
| Luminance | 0.2463 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 3.10
Faded Blue
#658CBB
ΔE00 3.19
Cool Blue
#4984B8
ΔE00 3.28
Dusty Blue
#5A86AD
ΔE00 3.78
Off Blue
#5684AE
ΔE00 3.84
Steel Blue
#4682B4
ΔE00 4.24
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#538CC5 #C58C53
analogous
#53C5C5 #538CC5 #5353C5
triadic
#538CC5 #C5538C #8CC553
tetradic
#538CC5 #C553C5 #C58C53 #53C553
square
#538CC5 #C553C5 #C58C53 #53C553
split-complementary
#538CC5 #C55353 #C5C553
monochromatic
#284F76 #376DA4 #538CC5 #81ABD4 #AFC9E4
Accessibility & contrast
On white
3.54
#538CC5 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.93
#538CC5 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #538CC5
5.93:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##538CC5 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##538CC5 | 1.00 | 3.54 | 5.93 | 5.93 |
| #FFFFFF | 3.54 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.93 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.93 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#748EC8
Deuteranopia (green-blind)
#6583C4
Tritanopia (blue-blind)
#0099A0
Achromatopsia (no color)
#888888
Design tokens & code
CSS
--color: #538cc5; /* rgb */ color: rgb(83, 140, 197); /* oklch */ color: oklch(62.5% 0.106 249.9);
Tailwind
colors: {
custom: {
50: '#8cadd7',
500: '#538cc5',
950: '#000000',
},
}SCSS
$custom: #538cc5; $custom-light: #8cadd7; $custom-dark: #000000;
JSON
{
"hex": "#538cc5",
"rgb": {
"r": 83,
"g": 140,
"b": 197
},
"hsl": {
"h": 210,
"s": 49.565,
"l": 54.902
},
"oklch": {
"l": 0.62546,
"c": 0.10555,
"h": 249.9
},
"luminance": 0.24626
}Semantic roles & 50–950 ramp
primary
#538CC5
secondary
#D2BAA2
accent
#944FD9
background
#F9FAFD
surface
#F1F4FA
border
#CBCED3
text
#0D1014
muted
#7E7F83