#558EA3#558EA3

#558EA3 is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.6% C 0.068 H 223.7°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#558EA3
RGB	rgb(85, 142, 163)
HSL	hsl(196, 31%, 49%)
HSV	hsv(196, 48%, 64%)
CMYK	cmyk(47.9%, 12.9%, 0%, 36.1%)
CIE-LAB	lab(56.01, -12.85, -16.91)
CIE-LCH	lch(56.01, 21.24, 232.78°)
OKLab	oklab(61.56% -0.049 -0.0467)
OKLCH	oklch(61.56% 0.068 223.7)
XYZ	xyz(20.0277, 23.9201, 38.2049)
Luminance	0.2392 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558EA3 #A36A55

analogous

#55A391 #558EA3 #5567A3

triadic

#558EA3 #A3558E #8EA355

tetradic

#558EA3 #9155A3 #A36A55 #67A355

square

#558EA3 #9155A3 #A36A55 #67A355

split-complementary

#558EA3 #A35567 #A39155

monochromatic

#2B4853 #406B7B #558EA3 #7BA9BA #A3C3CF

Accessibility & contrast

On white

3.63

#558EA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#558EA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558EA3

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558EA3	#FFFFFF	#000000	##000000
##558EA3	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828BA4

Deuteranopia (green-blind)

#7682A3

Tritanopia (blue-blind)

#2E9595

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #558ea3;
/* rgb */ color: rgb(85, 142, 163);
/* oklch */ color: oklch(61.6% 0.068 223.7);

Tailwind

colors: {
  custom: {
    50: '#8aafbe',
    500: '#558ea3',
    950: '#000000',
  },
}

SCSS

$custom: #558ea3;
$custom-light: #8aafbe;
$custom-dark: #000000;

JSON

{
  "hex": "#558ea3",
  "rgb": {
    "r": 85,
    "g": 142,
    "b": 163
  },
  "hsl": {
    "h": 196.154,
    "s": 31.452,
    "l": 48.627
  },
  "oklch": {
    "l": 0.61563,
    "c": 0.0677,
    "h": 223.7
  },
  "luminance": 0.23922
}

Semantic roles & 50–950 ramp

primary

#558EA3

secondary

#BDA197

accent

#7C60C8

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558EA3

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

Preview Lab → · Contrast checker → · Palette generator →