#558CD4#558CD4

#558CD4 is a light, vivid cyan. Relative luminance 0.254; OKLCH L 63.4% C 0.124 H 255.7°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#558CD4
RGB	rgb(85, 140, 212)
HSL	hsl(214, 60%, 58%)
HSV	hsv(214, 60%, 83%)
CMYK	cmyk(59.9%, 34%, 0%, 16.9%)
CIE-LAB	lab(57.50, 3.56, -42.42)
CIE-LCH	lch(57.50, 42.57, 274.80°)
OKLab	oklab(63.42% -0.0305 -0.12)
OKLCH	oklch(63.42% 0.124 255.7)
XYZ	xyz(25.0038, 25.4387, 65.8671)
Luminance	0.2544 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558CD4 #D49D55

analogous

#55CBD4 #558CD4 #5D55D4

triadic

#558CD4 #D4558C #8CD455

tetradic

#558CD4 #D455CB #D49D55 #55D45D

square

#558CD4 #D455CB #D49D55 #55D45D

split-complementary

#558CD4 #D45D55 #CBD455

monochromatic

#23508B #306CBC #558CD4 #86ADE0 #B7CEED

Accessibility & contrast

On white

3.45

#558CD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#558CD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558CD4

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558CD4	#FFFFFF	#000000	##000000
##558CD4	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)

#6E91D7

Deuteranopia (green-blind)

#5D85D3

Tritanopia (blue-blind)

#009CA6

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #558cd4;
/* rgb */ color: rgb(85, 140, 212);
/* oklch */ color: oklch(63.4% 0.124 255.7);

Tailwind

colors: {
  custom: {
    50: '#8fade1',
    500: '#558cd4',
    950: '#000000',
  },
}

SCSS

$custom: #558cd4;
$custom-light: #8fade1;
$custom-dark: #000000;

JSON

{
  "hex": "#558cd4",
  "rgb": {
    "r": 85,
    "g": 140,
    "b": 212
  },
  "hsl": {
    "h": 214.016,
    "s": 59.624,
    "l": 58.235
  },
  "oklch": {
    "l": 0.63423,
    "c": 0.12381,
    "h": 255.7
  },
  "luminance": 0.25441
}

Semantic roles & 50–950 ramp

primary

#558CD4

secondary

#DCC6A9

accent

#9E45E3

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558CD4

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

Preview Lab → · Contrast checker → · Palette generator →