#558FC8#558FC8

#558FC8 is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.5% C 0.106 H 249.4°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#558FC8
RGB	rgb(85, 143, 200)
HSL	hsl(210, 51%, 56%)
HSV	hsv(210, 58%, 78%)
CMYK	cmyk(57.5%, 28.5%, 0%, 21.6%)
CIE-LAB	lab(57.79, -2.09, -35.21)
CIE-LCH	lch(57.79, 35.27, 266.61°)
OKLab	oklab(63.47% -0.0372 -0.099)
OKLCH	oklch(63.47% 0.106 249.4)
XYZ	xyz(23.9903, 25.7443, 58.3373)
Luminance	0.2575 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558FC8 #C88E55

analogous

#55C8C7 #558FC8 #5555C8

triadic

#558FC8 #C8558F #8FC855

tetradic

#558FC8 #C755C8 #C88E55 #55C855

square

#558FC8 #C755C8 #C88E55 #55C855

split-complementary

#558FC8 #C85555 #C8C755

monochromatic

#28527B #3770A9 #558FC8 #83ADD7 #B1CCE6

Accessibility & contrast

On white

3.42

#558FC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#558FC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558FC8

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558FC8	#FFFFFF	#000000	##000000
##558FC8	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7791CB

Deuteranopia (green-blind)

#6886C7

Tritanopia (blue-blind)

#009CA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #558fc8;
/* rgb */ color: rgb(85, 143, 200);
/* oklch */ color: oklch(63.5% 0.106 249.4);

Tailwind

colors: {
  custom: {
    50: '#8dafd9',
    500: '#558fc8',
    950: '#000000',
  },
}

SCSS

$custom: #558fc8;
$custom-light: #8dafd9;
$custom-dark: #000000;

JSON

{
  "hex": "#558fc8",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 200
  },
  "hsl": {
    "h": 209.739,
    "s": 51.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63469,
    "c": 0.10577,
    "h": 249.4
  },
  "luminance": 0.25746
}

Semantic roles & 50–950 ramp

primary

#558FC8

secondary

#D4BCA5

accent

#934DDB

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #558FC8

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

Preview Lab → · Contrast checker → · Palette generator →