#558BC0#558BC0
#558BC0 is a light, moderate cyan. Relative luminance 0.242; OKLCH L 62.2% C 0.099 H 249.3°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).
Color values
| HEX | #558BC0 |
|---|---|
| RGB | rgb(85, 139, 192) |
| HSL | hsl(210, 46%, 54%) |
| HSV | hsv(210, 56%, 75%) |
| CMYK | cmyk(55.7%, 27.6%, 0%, 24.7%) |
| CIE-LAB | lab(56.29, -2.33, -33.03) |
| CIE-LCH | lch(56.29, 33.11, 265.97°) |
| OKLab | oklab(62.17% -0.0351 -0.0927) |
| OKLCH | oklch(62.17% 0.099 249.3) |
| XYZ | xyz(22.4900, 24.2004, 53.3449) |
| Luminance | 0.2420 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Faded Blue
#658CBB
ΔE00 2.86
Cool Blue
#4984B8
ΔE00 2.88
Dusty Blue
#5A86AD
ΔE00 3.11
Off Blue
#5684AE
ΔE00 3.20
Dark Sky Blue
#448EE4
ΔE00 3.73
Steel Blue
#4682B4
ΔE00 3.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#558BC0 #C08A55
analogous
#55C0C0 #558BC0 #5556C0
triadic
#558BC0 #C0558B #8BC055
tetradic
#558BC0 #C055C0 #C08A55 #56C055
square
#558BC0 #C055C0 #C08A55 #56C055
split-complementary
#558BC0 #C05556 #C0C055
monochromatic
#2A4E71 #3A6C9D #558BC0 #82A9D1 #AEC8E1
Accessibility & contrast
On white
3.60
#558BC0 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.84
#558BC0 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #558BC0
5.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##558BC0 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##558BC0 | 1.00 | 3.60 | 5.84 | 5.84 |
| #FFFFFF | 3.60 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.84 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.84 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#758DC2
Deuteranopia (green-blind)
#6782BF
Tritanopia (blue-blind)
#00979D
Achromatopsia (no color)
#878787
Design tokens & code
CSS
--color: #558bc0; /* rgb */ color: rgb(85, 139, 192); /* oklch */ color: oklch(62.2% 0.099 249.3);
Tailwind
colors: {
custom: {
50: '#8cacd3',
500: '#558bc0',
950: '#000000',
},
}SCSS
$custom: #558bc0; $custom-light: #8cacd3; $custom-dark: #000000;
JSON
{
"hex": "#558bc0",
"rgb": {
"r": 85,
"g": 139,
"b": 192
},
"hsl": {
"h": 209.72,
"s": 45.923,
"l": 54.314
},
"oklch": {
"l": 0.62168,
"c": 0.09917,
"h": 249.3
},
"luminance": 0.24202
}Semantic roles & 50–950 ramp
primary
#558BC0
secondary
#CFB8A2
accent
#9352D6
background
#F9FAFC
surface
#F1F4F9
border
#CBCED2
text
#0D1014
muted
#7E7F82