#558FA1#558FA1

#558FA1 is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.7% C 0.066 H 219.9°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#558FA1
RGB	rgb(85, 143, 161)
HSL	hsl(194, 31%, 48%)
HSV	hsv(194, 47%, 63%)
CMYK	cmyk(47.2%, 11.2%, 0%, 36.9%)
CIE-LAB	lab(56.24, -13.97, -15.42)
CIE-LCH	lch(56.24, 20.81, 227.83°)
OKLab	oklab(61.72% -0.051 -0.0426)
OKLCH	oklch(61.72% 0.066 219.9)
XYZ	xyz(19.9994, 24.1479, 37.3184)
Luminance	0.2415 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558FA1 #A16755

analogous

#55A18D #558FA1 #5569A1

triadic

#558FA1 #A1558F #8FA155

tetradic

#558FA1 #8D55A1 #A16755 #69A155

square

#558FA1 #8D55A1 #A16755 #69A155

split-complementary

#558FA1 #A15569 #A18D55

monochromatic

#2B4851 #406B79 #558FA1 #7AAAB9 #A2C4CE

Accessibility & contrast

On white

3.60

#558FA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#558FA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558FA1

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558FA1	#FFFFFF	#000000	##000000
##558FA1	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848CA2

Deuteranopia (green-blind)

#7883A1

Tritanopia (blue-blind)

#309595

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #558fa1;
/* rgb */ color: rgb(85, 143, 161);
/* oklch */ color: oklch(61.7% 0.066 219.9);

Tailwind

colors: {
  custom: {
    50: '#89afbc',
    500: '#558fa1',
    950: '#000000',
  },
}

SCSS

$custom: #558fa1;
$custom-light: #89afbc;
$custom-dark: #000000;

JSON

{
  "hex": "#558fa1",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 161
  },
  "hsl": {
    "h": 194.211,
    "s": 30.894,
    "l": 48.235
  },
  "oklch": {
    "l": 0.6172,
    "c": 0.06642,
    "h": 219.9
  },
  "luminance": 0.24149
}

Semantic roles & 50–950 ramp

primary

#558FA1

secondary

#BC9F96

accent

#7961C7

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558FA1

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

Preview Lab → · Contrast checker → · Palette generator →