#558CAB#558CAB

#558CAB is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.4% C 0.075 H 234.5°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#558CAB
RGB	rgb(85, 140, 171)
HSL	hsl(202, 34%, 50%)
HSV	hsv(202, 50%, 67%)
CMYK	cmyk(50.3%, 18.1%, 0%, 32.9%)
CIE-LAB	lab(55.71, -9.38, -21.95)
CIE-LCH	lch(55.71, 23.87, 246.85°)
OKLab	oklab(61.43% -0.0434 -0.061)
OKLCH	oklch(61.43% 0.075 234.5)
XYZ	xyz(20.4724, 23.6261, 42.0017)
Luminance	0.2363 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558CAB #AB7455

analogous

#55AB9F #558CAB #5561AB

triadic

#558CAB #AB558C #8CAB55

tetradic

#558CAB #9F55AB #AB7455 #61AB55

square

#558CAB #9F55AB #AB7455 #61AB55

split-complementary

#558CAB #AB5561 #AB9F55

monochromatic

#2C4959 #406B82 #558CAB #7EA8BF #A7C3D3

Accessibility & contrast

On white

3.67

#558CAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#558CAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558CAB

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558CAB	#FFFFFF	#000000	##000000
##558CAB	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8BAD

Deuteranopia (green-blind)

#7181AB

Tritanopia (blue-blind)

#289496

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #558cab;
/* rgb */ color: rgb(85, 140, 171);
/* oklch */ color: oklch(61.4% 0.075 234.5);

Tailwind

colors: {
  custom: {
    50: '#8aadc4',
    500: '#558cab',
    950: '#000000',
  },
}

SCSS

$custom: #558cab;
$custom-light: #8aadc4;
$custom-dark: #000000;

JSON

{
  "hex": "#558cab",
  "rgb": {
    "r": 85,
    "g": 140,
    "b": 171
  },
  "hsl": {
    "h": 201.628,
    "s": 33.858,
    "l": 50.196
  },
  "oklch": {
    "l": 0.61426,
    "c": 0.07487,
    "h": 234.5
  },
  "luminance": 0.23628
}

Semantic roles & 50–950 ramp

primary

#558CAB

secondary

#C1A99B

accent

#855ECA

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558CAB

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

Preview Lab → · Contrast checker → · Palette generator →