#558FAC#558FAC

#558FAC is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.2% C 0.075 H 231.4°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#558FAC
RGB	rgb(85, 143, 172)
HSL	hsl(200, 34%, 50%)
HSV	hsv(200, 51%, 67%)
CMYK	cmyk(50.6%, 16.9%, 0%, 32.5%)
CIE-LAB	lab(56.64, -10.76, -21.10)
CIE-LCH	lch(56.64, 23.69, 242.98°)
OKLab	oklab(62.17% -0.0467 -0.0586)
OKLCH	oklch(62.17% 0.075 231.4)
XYZ	xyz(21.0124, 24.5531, 42.6537)
Luminance	0.2455 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558FAC #AC7255

analogous

#55AC9D #558FAC #5563AC

triadic

#558FAC #AC558F #8FAC55

tetradic

#558FAC #9D55AC #AC7255 #63AC55

square

#558FAC #9D55AC #AC7255 #63AC55

split-complementary

#558FAC #AC5563 #AC9D55

monochromatic

#2C4B5A #406D84 #558FAC #7EAAC0 #A7C5D4

Accessibility & contrast

On white

3.55

#558FAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#558FAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558FAC

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558FAC	#FFFFFF	#000000	##000000
##558FAC	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818DAD

Deuteranopia (green-blind)

#7484AC

Tritanopia (blue-blind)

#269798

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #558fac;
/* rgb */ color: rgb(85, 143, 172);
/* oklch */ color: oklch(62.2% 0.075 231.4);

Tailwind

colors: {
  custom: {
    50: '#8aafc4',
    500: '#558fac',
    950: '#000000',
  },
}

SCSS

$custom: #558fac;
$custom-light: #8aafc4;
$custom-dark: #000000;

JSON

{
  "hex": "#558fac",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 172
  },
  "hsl": {
    "h": 200,
    "s": 34.387,
    "l": 50.392
  },
  "oklch": {
    "l": 0.62173,
    "c": 0.07491,
    "h": 231.4
  },
  "luminance": 0.24555
}

Semantic roles & 50–950 ramp

primary

#558FAC

secondary

#C2A89B

accent

#825DCA

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558FAC

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

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