#558FC1#558FC1
#558FC1 is a light, moderate cyan. Relative luminance 0.254; OKLCH L 63.1% C 0.097 H 246.1°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).
Color values
| HEX | #558FC1 |
|---|---|
| RGB | rgb(85, 143, 193) |
| HSL | hsl(208, 47%, 55%) |
| HSV | hsv(208, 56%, 76%) |
| CMYK | cmyk(56%, 25.9%, 0%, 24.3%) |
| CIE-LAB | lab(57.49, -4.32, -31.73) |
| CIE-LCH | lch(57.49, 32.02, 262.26°) |
| OKLab | oklab(63.13% -0.0394 -0.089) |
| OKLCH | oklch(63.13% 0.097 246.1) |
| XYZ | xyz(23.1909, 25.4245, 54.1270) |
| Luminance | 0.2543 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Faded Blue
#658CBB
ΔE00 3.67
Dusty Blue
#5A86AD
ΔE00 3.89
Dark Sky Blue
#448EE4
ΔE00 3.90
Cool Blue
#4984B8
ΔE00 3.93
Off Blue
#5684AE
ΔE00 4.24
Steel Blue
#4682B4
ΔE00 4.76
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#558FC1 #C18755
analogous
#55C1BD #558FC1 #5559C1
triadic
#558FC1 #C1558F #8FC155
tetradic
#558FC1 #BD55C1 #C18755 #59C155
square
#558FC1 #BD55C1 #C18755 #59C155
split-complementary
#558FC1 #C15559 #C1BD55
monochromatic
#2A5072 #3A709F #558FC1 #82ADD1 #AFCAE2
Accessibility & contrast
On white
3.45
#558FC1 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.09
#558FC1 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #558FC1
6.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##558FC1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##558FC1 | 1.00 | 3.45 | 6.09 | 6.09 |
| #FFFFFF | 3.45 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.09 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.09 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7A90C3
Deuteranopia (green-blind)
#6B85C0
Tritanopia (blue-blind)
#009BA0
Achromatopsia (no color)
#8A8A8A
Design tokens & code
CSS
--color: #558fc1; /* rgb */ color: rgb(85, 143, 193); /* oklch */ color: oklch(63.1% 0.097 246.1);
Tailwind
colors: {
custom: {
50: '#8dafd4',
500: '#558fc1',
950: '#000000',
},
}SCSS
$custom: #558fc1; $custom-light: #8dafd4; $custom-dark: #000000;
JSON
{
"hex": "#558fc1",
"rgb": {
"r": 85,
"g": 143,
"b": 193
},
"hsl": {
"h": 207.778,
"s": 46.552,
"l": 54.51
},
"oklch": {
"l": 0.63126,
"c": 0.09729,
"h": 246.1
},
"luminance": 0.25426
}Semantic roles & 50–950 ramp
primary
#558FC1
secondary
#D0B7A2
accent
#8F52D6
background
#F9FAFD
surface
#F1F4FA
border
#CBCED3
text
#0D1014
muted
#7E7F83