#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
RGBrgb(85, 139, 192)
HSLhsl(210, 46%, 54%)
HSVhsv(210, 56%, 75%)
CMYKcmyk(55.7%, 27.6%, 0%, 24.7%)
CIE-LABlab(56.29, -2.33, -33.03)
CIE-LCHlch(56.29, 33.11, 265.97°)
OKLaboklab(62.17% -0.0351 -0.0927)
OKLCHoklch(62.17% 0.099 249.3)
XYZxyz(22.4900, 24.2004, 53.3449)
Luminance0.2420 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

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
##558BC01.003.605.845.84
#FFFFFF3.601.0021.0021.00
#0000005.8421.001.001.00
##0000005.8421.001.001.00

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

Preview Lab

Preview with #558BC0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#558BC0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva