#558DCB#558DCB

#558DCB is a light, moderate cyan. Relative luminance 0.253; OKLCH L 63.2% C 0.111 H 252.2°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#558DCB
RGB	rgb(85, 141, 203)
HSL	hsl(212, 53%, 56%)
HSV	hsv(212, 58%, 80%)
CMYK	cmyk(58.1%, 30.5%, 0%, 20.4%)
CIE-LAB	lab(57.36, 0.04, -37.58)
CIE-LCH	lch(57.36, 37.58, 270.06°)
OKLab	oklab(63.17% -0.034 -0.1059)
OKLCH	oklch(63.17% 0.111 252.2)
XYZ	xyz(24.0468, 25.2907, 60.1027)
Luminance	0.2529 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DCB #CB9355

analogous

#55C8CB #558DCB #5855CB

triadic

#558DCB #CB558D #8DCB55

tetradic

#558DCB #CB55C8 #CB9355 #55CB58

square

#558DCB #CB55C8 #CB9355 #55CB58

split-complementary

#558DCB #CB5855 #C8CB55

monochromatic

#27517F #356EAE #558DCB #84ACD9 #B3CCE8

Accessibility & contrast

On white

3.47

#558DCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#558DCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DCB

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DCB	#FFFFFF	#000000	##000000
##558DCB	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7390CE

Deuteranopia (green-blind)

#6485CA

Tritanopia (blue-blind)

#009BA3

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #558dcb;
/* rgb */ color: rgb(85, 141, 203);
/* oklch */ color: oklch(63.2% 0.111 252.2);

Tailwind

colors: {
  custom: {
    50: '#8eaedb',
    500: '#558dcb',
    950: '#000000',
  },
}

SCSS

$custom: #558dcb;
$custom-light: #8eaedb;
$custom-dark: #000000;

JSON

{
  "hex": "#558dcb",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 203
  },
  "hsl": {
    "h": 211.525,
    "s": 53.153,
    "l": 56.471
  },
  "oklch": {
    "l": 0.63171,
    "c": 0.11125,
    "h": 252.2
  },
  "luminance": 0.25293
}

Semantic roles & 50–950 ramp

primary

#558DCB

secondary

#D6BFA6

accent

#984BDD

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558DCB

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

Preview Lab → · Contrast checker → · Palette generator →