#558DA8#558DA8

#558DA8 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.5% C 0.072 H 230.4°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#558DA8
RGB	rgb(85, 141, 168)
HSL	hsl(200, 33%, 50%)
HSV	hsv(200, 49%, 66%)
CMYK	cmyk(49.4%, 16.1%, 0%, 34.1%)
CIE-LAB	lab(55.89, -10.83, -19.95)
CIE-LCH	lch(55.89, 22.70, 241.50°)
OKLab	oklab(61.53% -0.0458 -0.0553)
OKLCH	oklch(61.53% 0.072 230.4)
XYZ	xyz(20.3365, 23.8066, 40.5617)
Luminance	0.2381 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DA8 #A87055

analogous

#55A89A #558DA8 #5564A8

triadic

#558DA8 #A8558D #8DA855

tetradic

#558DA8 #9A55A8 #A87055 #64A855

square

#558DA8 #9A55A8 #A87055 #64A855

split-complementary

#558DA8 #A85564 #A89A55

monochromatic

#2C4957 #406B7F #558DA8 #7DA8BD #A6C3D2

Accessibility & contrast

On white

3.64

#558DA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#558DA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DA8

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DA8	#FFFFFF	#000000	##000000
##558DA8	1.00	3.64	5.76	5.76
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8BA9

Deuteranopia (green-blind)

#7482A8

Tritanopia (blue-blind)

#2A9596

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #558da8;
/* rgb */ color: rgb(85, 141, 168);
/* oklch */ color: oklch(61.5% 0.072 230.4);

Tailwind

colors: {
  custom: {
    50: '#8aaec2',
    500: '#558da8',
    950: '#000000',
  },
}

SCSS

$custom: #558da8;
$custom-light: #8aaec2;
$custom-dark: #000000;

JSON

{
  "hex": "#558da8",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 168
  },
  "hsl": {
    "h": 199.518,
    "s": 32.806,
    "l": 49.608
  },
  "oklch": {
    "l": 0.61533,
    "c": 0.07181,
    "h": 230.4
  },
  "luminance": 0.23808
}

Semantic roles & 50–950 ramp

primary

#558DA8

secondary

#BFA699

accent

#815FC9

background

#F8FAFB

surface

#F0F4F7

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558DA8

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

Preview Lab → · Contrast checker → · Palette generator →