#558BAC#558BAC

#558BAC is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 61.2% C 0.076 H 236.7°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#558BAC
RGB	rgb(85, 139, 172)
HSL	hsl(203, 34%, 50%)
HSV	hsv(203, 51%, 67%)
CMYK	cmyk(50.6%, 19.2%, 0%, 32.5%)
CIE-LAB	lab(55.45, -8.52, -22.92)
CIE-LCH	lch(55.45, 24.45, 249.60°)
OKLab	oklab(61.23% -0.0419 -0.0637)
OKLCH	oklch(61.23% 0.076 236.7)
XYZ	xyz(20.4226, 23.3735, 42.4571)
Luminance	0.2338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BAC #AC7655

analogous

#55ACA1 #558BAC #555FAC

triadic

#558BAC #AC558B #8BAC55

tetradic

#558BAC #A155AC #AC7655 #5FAC55

square

#558BAC #A155AC #AC7655 #5FAC55

split-complementary

#558BAC #AC555F #ACA155

monochromatic

#2C495A #406A84 #558BAC #7EA7C0 #A7C3D4

Accessibility & contrast

On white

3.70

#558BAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#558BAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BAC

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BAC	#FFFFFF	#000000	##000000
##558BAC	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8AAE

Deuteranopia (green-blind)

#7081AB

Tritanopia (blue-blind)

#279496

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #558bac;
/* rgb */ color: rgb(85, 139, 172);
/* oklch */ color: oklch(61.2% 0.076 236.7);

Tailwind

colors: {
  custom: {
    50: '#8aacc4',
    500: '#558bac',
    950: '#000000',
  },
}

SCSS

$custom: #558bac;
$custom-light: #8aacc4;
$custom-dark: #000000;

JSON

{
  "hex": "#558bac",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 172
  },
  "hsl": {
    "h": 202.759,
    "s": 34.387,
    "l": 50.392
  },
  "oklch": {
    "l": 0.61235,
    "c": 0.07625,
    "h": 236.7
  },
  "luminance": 0.23375
}

Semantic roles & 50–950 ramp

primary

#558BAC

secondary

#C2AA9B

accent

#875DCA

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558BAC

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

Preview Lab → · Contrast checker → · Palette generator →