#558FA3#558FA3

#558FA3 is a mid, moderate cyan. Relative luminance 0.242; OKLCH L 61.8% C 0.068 H 222.2°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#558FA3
RGB	rgb(85, 143, 163)
HSL	hsl(195, 31%, 49%)
HSV	hsv(195, 48%, 64%)
CMYK	cmyk(47.9%, 12.3%, 0%, 36.1%)
CIE-LAB	lab(56.31, -13.39, -16.46)
CIE-LCH	lch(56.31, 21.22, 230.86°)
OKLab	oklab(61.8% -0.0502 -0.0455)
OKLCH	oklch(61.8% 0.068 222.2)
XYZ	xyz(20.1772, 24.2190, 38.2547)
Luminance	0.2422 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558FA3 #A36955

analogous

#55A390 #558FA3 #5568A3

triadic

#558FA3 #A3558F #8FA355

tetradic

#558FA3 #9055A3 #A36955 #68A355

square

#558FA3 #9055A3 #A36955 #68A355

split-complementary

#558FA3 #A35568 #A39055

monochromatic

#2B4853 #406C7B #558FA3 #7BAABA #A3C4CF

Accessibility & contrast

On white

3.59

#558FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#558FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558FA3

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558FA3	#FFFFFF	#000000	##000000
##558FA3	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838CA4

Deuteranopia (green-blind)

#7883A3

Tritanopia (blue-blind)

#2E9595

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #558fa3;
/* rgb */ color: rgb(85, 143, 163);
/* oklch */ color: oklch(61.8% 0.068 222.2);

Tailwind

colors: {
  custom: {
    50: '#8aafbe',
    500: '#558fa3',
    950: '#000000',
  },
}

SCSS

$custom: #558fa3;
$custom-light: #8aafbe;
$custom-dark: #000000;

JSON

{
  "hex": "#558fa3",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 163
  },
  "hsl": {
    "h": 195.385,
    "s": 31.452,
    "l": 48.627
  },
  "oklch": {
    "l": 0.618,
    "c": 0.06772,
    "h": 222.2
  },
  "luminance": 0.24221
}

Semantic roles & 50–950 ramp

primary

#558FA3

secondary

#BDA197

accent

#7B60C8

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558FA3

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

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