#558BC9#558BC9

#558BC9 is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.6% C 0.111 H 252.9°. Best body text is #000000 at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#558BC9
RGB	rgb(85, 139, 201)
HSL	hsl(212, 52%, 56%)
HSV	hsv(212, 58%, 79%)
CMYK	cmyk(57.7%, 30.8%, 0%, 21.2%)
CIE-LAB	lab(56.69, 0.56, -37.49)
CIE-LCH	lch(56.69, 37.50, 270.85°)
OKLab	oklab(62.62% -0.0324 -0.1057)
OKLCH	oklch(62.62% 0.111 252.9)
XYZ	xyz(23.5178, 24.6115, 58.7582)
Luminance	0.2461 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BC9 #C99355

analogous

#55C5C9 #558BC9 #5955C9

triadic

#558BC9 #C9558B #8BC955

tetradic

#558BC9 #C955C5 #C99355 #55C959

square

#558BC9 #C955C5 #C99355 #55C959

split-complementary

#558BC9 #C95955 #C5C955

monochromatic

#274F7C #366CAB #558BC9 #83ABD8 #B2CAE7

Accessibility & contrast

On white

3.55

#558BC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.92

#558BC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BC9

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BC9	#FFFFFF	#000000	##000000
##558BC9	1.00	3.55	5.92	5.92
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.92	21.00	1.00	1.00
##000000	5.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#718ECC

Deuteranopia (green-blind)

#6283C8

Tritanopia (blue-blind)

#0099A1

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #558bc9;
/* rgb */ color: rgb(85, 139, 201);
/* oklch */ color: oklch(62.6% 0.111 252.9);

Tailwind

colors: {
  custom: {
    50: '#8eacd9',
    500: '#558bc9',
    950: '#000000',
  },
}

SCSS

$custom: #558bc9;
$custom-light: #8eacd9;
$custom-dark: #000000;

JSON

{
  "hex": "#558bc9",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 201
  },
  "hsl": {
    "h": 212.069,
    "s": 51.786,
    "l": 56.078
  },
  "oklch": {
    "l": 0.62621,
    "c": 0.11053,
    "h": 252.9
  },
  "luminance": 0.24614
}

Semantic roles & 50–950 ramp

primary

#558BC9

secondary

#D5BFA5

accent

#994DDB

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #558BC9

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

Preview Lab → · Contrast checker → · Palette generator →