#558FCF#558FCF

#558FCF is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.8% C 0.115 H 252.2°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#558FCF
RGB	rgb(85, 143, 207)
HSL	hsl(211, 56%, 57%)
HSV	hsv(211, 59%, 81%)
CMYK	cmyk(58.9%, 30.9%, 0%, 18.8%)
CIE-LAB	lab(58.11, 0.17, -38.65)
CIE-LCH	lch(58.11, 38.65, 270.25°)
OKLab	oklab(63.82% -0.0351 -0.109)
OKLCH	oklch(63.82% 0.115 252.2)
XYZ	xyz(24.8272, 26.0790, 62.7448)
Luminance	0.2608 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558FCF #CF9555

analogous

#55CCCF #558FCF #5855CF

triadic

#558FCF #CF558F #8FCF55

tetradic

#558FCF #CF55CC #CF9555 #55CF58

square

#558FCF #CF55CC #CF9555 #55CF58

split-complementary

#558FCF #CF5855 #CCCF55

monochromatic

#255284 #3370B4 #558FCF #85AEDC #B4CEEA

Accessibility & contrast

On white

3.38

#558FCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#558FCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558FCF

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558FCF	#FFFFFF	#000000	##000000
##558FCF	1.00	3.38	6.22	6.22
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7492D2

Deuteranopia (green-blind)

#6486CE

Tritanopia (blue-blind)

#009EA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #558fcf;
/* rgb */ color: rgb(85, 143, 207);
/* oklch */ color: oklch(63.8% 0.115 252.2);

Tailwind

colors: {
  custom: {
    50: '#8eafde',
    500: '#558fcf',
    950: '#000000',
  },
}

SCSS

$custom: #558fcf;
$custom-light: #8eafde;
$custom-dark: #000000;

JSON

{
  "hex": "#558fcf",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 207
  },
  "hsl": {
    "h": 211.475,
    "s": 55.963,
    "l": 57.255
  },
  "oklch": {
    "l": 0.63824,
    "c": 0.11451,
    "h": 252.2
  },
  "luminance": 0.26081
}

Semantic roles & 50–950 ramp

primary

#558FCF

secondary

#D9C1A7

accent

#9849DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558FCF

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

Preview Lab → · Contrast checker → · Palette generator →