#558BA3#558BA3

#558BA3 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.9% C 0.068 H 228.2°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#558BA3
RGB	rgb(85, 139, 163)
HSL	hsl(198, 31%, 49%)
HSV	hsv(198, 48%, 64%)
CMYK	cmyk(47.9%, 14.7%, 0%, 36.1%)
CIE-LAB	lab(55.11, -11.19, -18.27)
CIE-LCH	lch(55.11, 21.43, 238.53°)
OKLab	oklab(60.85% -0.0453 -0.0506)
OKLCH	oklch(60.85% 0.068 228.2)
XYZ	xyz(19.5874, 23.0394, 38.0581)
Luminance	0.2304 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BA3 #A36D55

analogous

#55A394 #558BA3 #5564A3

triadic

#558BA3 #A3558B #8BA355

tetradic

#558BA3 #9455A3 #A36D55 #64A355

square

#558BA3 #9455A3 #A36D55 #64A355

split-complementary

#558BA3 #A35564 #A39455

monochromatic

#2B4653 #40697B #558BA3 #7BA7BA #A3C2CF

Accessibility & contrast

On white

3.74

#558BA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#558BA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BA3

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BA3	#FFFFFF	#000000	##000000
##558BA3	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F89A4

Deuteranopia (green-blind)

#7380A3

Tritanopia (blue-blind)

#2F9293

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #558ba3;
/* rgb */ color: rgb(85, 139, 163);
/* oklch */ color: oklch(60.9% 0.068 228.2);

Tailwind

colors: {
  custom: {
    50: '#89acbe',
    500: '#558ba3',
    950: '#000000',
  },
}

SCSS

$custom: #558ba3;
$custom-light: #89acbe;
$custom-dark: #000000;

JSON

{
  "hex": "#558ba3",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 163
  },
  "hsl": {
    "h": 198.462,
    "s": 31.452,
    "l": 48.627
  },
  "oklch": {
    "l": 0.60851,
    "c": 0.06787,
    "h": 228.2
  },
  "luminance": 0.23041
}

Semantic roles & 50–950 ramp

primary

#558BA3

secondary

#BDA397

accent

#8060C8

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558BA3

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

Preview Lab → · Contrast checker → · Palette generator →