#558BC3#558BC3

#558BC3 is a light, moderate cyan. Relative luminance 0.243; OKLCH L 62.3% C 0.103 H 250.6°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#558BC3
RGB	rgb(85, 139, 195)
HSL	hsl(211, 48%, 55%)
HSV	hsv(211, 56%, 76%)
CMYK	cmyk(56.4%, 28.7%, 0%, 23.5%)
CIE-LAB	lab(56.42, -1.37, -34.53)
CIE-LCH	lch(56.42, 34.55, 267.72°)
OKLab	oklab(62.32% -0.0342 -0.0971)
OKLCH	oklch(62.32% 0.103 250.6)
XYZ	xyz(22.8257, 24.3347, 55.1134)
Luminance	0.2434 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BC3 #C38D55

analogous

#55C2C3 #558BC3 #5655C3

triadic

#558BC3 #C3558B #8BC355

tetradic

#558BC3 #C355C2 #C38D55 #55C356

square

#558BC3 #C355C2 #C38D55 #55C356

split-complementary

#558BC3 #C35655 #C2C355

monochromatic

#294E74 #396CA2 #558BC3 #82AAD3 #AFC9E3

Accessibility & contrast

On white

3.58

#558BC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#558BC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BC3

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BC3	#FFFFFF	#000000	##000000
##558BC3	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#748DC5

Deuteranopia (green-blind)

#6582C2

Tritanopia (blue-blind)

#00989F

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #558bc3;
/* rgb */ color: rgb(85, 139, 195);
/* oklch */ color: oklch(62.3% 0.103 250.6);

Tailwind

colors: {
  custom: {
    50: '#8dacd5',
    500: '#558bc3',
    950: '#000000',
  },
}

SCSS

$custom: #558bc3;
$custom-light: #8dacd5;
$custom-dark: #000000;

JSON

{
  "hex": "#558bc3",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 195
  },
  "hsl": {
    "h": 210.545,
    "s": 47.826,
    "l": 54.902
  },
  "oklch": {
    "l": 0.62317,
    "c": 0.1029,
    "h": 250.6
  },
  "luminance": 0.24337
}

Semantic roles & 50–950 ramp

primary

#558BC3

secondary

#D1BAA3

accent

#9550D7

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #558BC3

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

Preview Lab → · Contrast checker → · Palette generator →