#558DC9#558DC9

#558DC9 is a light, moderate cyan. Relative luminance 0.252; OKLCH L 63.1% C 0.109 H 251.4°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#558DC9
RGB	rgb(85, 141, 201)
HSL	hsl(211, 52%, 56%)
HSV	hsv(211, 58%, 79%)
CMYK	cmyk(57.7%, 29.9%, 0%, 21.2%)
CIE-LAB	lab(57.27, -0.61, -36.60)
CIE-LCH	lch(57.27, 36.60, 269.05°)
OKLab	oklab(63.07% -0.0346 -0.1031)
OKLCH	oklch(63.07% 0.109 251.4)
XYZ	xyz(23.8100, 25.1960, 58.8556)
Luminance	0.2520 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DC9 #C99155

analogous

#55C7C9 #558DC9 #5755C9

triadic

#558DC9 #C9558D #8DC955

tetradic

#558DC9 #C955C7 #C99155 #55C957

square

#558DC9 #C955C7 #C99155 #55C957

split-complementary

#558DC9 #C95755 #C7C955

monochromatic

#27507C #366EAB #558DC9 #83ACD8 #B2CBE7

Accessibility & contrast

On white

3.48

#558DC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#558DC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DC9

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DC9	#FFFFFF	#000000	##000000
##558DC9	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7490CC

Deuteranopia (green-blind)

#6584C8

Tritanopia (blue-blind)

#009BA2

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #558dc9;
/* rgb */ color: rgb(85, 141, 201);
/* oklch */ color: oklch(63.1% 0.109 251.4);

Tailwind

colors: {
  custom: {
    50: '#8eaed9',
    500: '#558dc9',
    950: '#000000',
  },
}

SCSS

$custom: #558dc9;
$custom-light: #8eaed9;
$custom-dark: #000000;

JSON

{
  "hex": "#558dc9",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 201
  },
  "hsl": {
    "h": 211.034,
    "s": 51.786,
    "l": 56.078
  },
  "oklch": {
    "l": 0.63069,
    "c": 0.10873,
    "h": 251.4
  },
  "luminance": 0.25198
}

Semantic roles & 50–950 ramp

primary

#558DC9

secondary

#D5BEA5

accent

#964DDB

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #558DC9

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

Preview Lab → · Contrast checker → · Palette generator →