#558FC4#558FC4

#558FC4 is a light, moderate cyan. Relative luminance 0.256; OKLCH L 63.3% C 0.101 H 247.6°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#558FC4
RGB	rgb(85, 143, 196)
HSL	hsl(209, 48%, 55%)
HSV	hsv(209, 57%, 77%)
CMYK	cmyk(56.6%, 27%, 0%, 23.1%)
CIE-LAB	lab(57.62, -3.37, -33.23)
CIE-LCH	lch(57.62, 33.40, 264.22°)
OKLab	oklab(63.27% -0.0384 -0.0933)
OKLCH	oklch(63.27% 0.101 247.6)
XYZ	xyz(23.5290, 25.5597, 55.9074)
Luminance	0.2556 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558FC4 #C48A55

analogous

#55C4C2 #558FC4 #5557C4

triadic

#558FC4 #C4558F #8FC455

tetradic

#558FC4 #C255C4 #C48A55 #57C455

square

#558FC4 #C255C4 #C48A55 #57C455

split-complementary

#558FC4 #C45557 #C4C255

monochromatic

#295176 #3970A3 #558FC4 #82ADD4 #B0CBE4

Accessibility & contrast

On white

3.44

#558FC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#558FC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558FC4

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558FC4	#FFFFFF	#000000	##000000
##558FC4	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7991C6

Deuteranopia (green-blind)

#6A85C3

Tritanopia (blue-blind)

#009BA1

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #558fc4;
/* rgb */ color: rgb(85, 143, 196);
/* oklch */ color: oklch(63.3% 0.101 247.6);

Tailwind

colors: {
  custom: {
    50: '#8dafd6',
    500: '#558fc4',
    950: '#000000',
  },
}

SCSS

$custom: #558fc4;
$custom-light: #8dafd6;
$custom-dark: #000000;

JSON

{
  "hex": "#558fc4",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 196
  },
  "hsl": {
    "h": 208.649,
    "s": 48.472,
    "l": 55.098
  },
  "oklch": {
    "l": 0.63271,
    "c": 0.10088,
    "h": 247.6
  },
  "luminance": 0.25562
}

Semantic roles & 50–950 ramp

primary

#558FC4

secondary

#D2B9A3

accent

#9150D8

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #558FC4

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

Preview Lab → · Contrast checker → · Palette generator →