#558DAD#558DAD

#558DAD is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.7% C 0.076 H 234.9°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#558DAD
RGB	rgb(85, 141, 173)
HSL	hsl(202, 35%, 51%)
HSV	hsv(202, 51%, 68%)
CMYK	cmyk(50.9%, 18.5%, 0%, 32.2%)
CIE-LAB	lab(56.08, -9.34, -22.52)
CIE-LCH	lch(56.08, 24.38, 247.47°)
OKLab	oklab(61.75% -0.0439 -0.0626)
OKLCH	oklch(61.75% 0.076 234.9)
XYZ	xyz(20.8113, 23.9965, 43.0622)
Luminance	0.2400 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DAD #AD7555

analogous

#55ADA1 #558DAD #5561AD

triadic

#558DAD #AD558D #8DAD55

tetradic

#558DAD #A155AD #AD7555 #61AD55

square

#558DAD #A155AD #AD7555 #61AD55

split-complementary

#558DAD #AD5561 #ADA155

monochromatic

#2C4A5B #406C85 #558DAD #7EA9C1 #A8C4D5

Accessibility & contrast

On white

3.62

#558DAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#558DAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DAD

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DAD	#FFFFFF	#000000	##000000
##558DAD	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8CAF

Deuteranopia (green-blind)

#7282AD

Tritanopia (blue-blind)

#259597

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #558dad;
/* rgb */ color: rgb(85, 141, 173);
/* oklch */ color: oklch(61.7% 0.076 234.9);

Tailwind

colors: {
  custom: {
    50: '#8aaec5',
    500: '#558dad',
    950: '#000000',
  },
}

SCSS

$custom: #558dad;
$custom-light: #8aaec5;
$custom-dark: #000000;

JSON

{
  "hex": "#558dad",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 173
  },
  "hsl": {
    "h": 201.818,
    "s": 34.921,
    "l": 50.588
  },
  "oklch": {
    "l": 0.61747,
    "c": 0.07647,
    "h": 234.9
  },
  "luminance": 0.23998
}

Semantic roles & 50–950 ramp

primary

#558DAD

secondary

#C2AA9B

accent

#855DCB

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #558DAD

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

Preview Lab → · Contrast checker → · Palette generator →