#558ACD#558ACD

#558ACD is a light, moderate cyan. Relative luminance 0.245; OKLCH L 62.6% C 0.117 H 255.0°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#558ACD
RGB	rgb(85, 138, 205)
HSL	hsl(214, 55%, 57%)
HSV	hsv(214, 59%, 80%)
CMYK	cmyk(58.5%, 32.7%, 0%, 19.6%)
CIE-LAB	lab(56.60, 2.45, -39.90)
CIE-LCH	lch(56.60, 39.98, 273.51°)
OKLab	oklab(62.61% -0.0302 -0.1127)
OKLCH	oklch(62.61% 0.117 255)
XYZ	xyz(23.8503, 24.5140, 61.2206)
Luminance	0.2452 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558ACD #CD9855

analogous

#55C6CD #558ACD #5C55CD

triadic

#558ACD #CD558A #8ACD55

tetradic

#558ACD #CD55C6 #CD9855 #55CD5C

square

#558ACD #CD55C6 #CD9855 #55CD5C

split-complementary

#558ACD #CD5C55 #C6CD55

monochromatic

#264E82 #346BB1 #558ACD #84ABDB #B4CBE9

Accessibility & contrast

On white

3.56

#558ACD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#558ACD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558ACD

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558ACD	#FFFFFF	#000000	##000000
##558ACD	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E8ED0

Deuteranopia (green-blind)

#5E83CC

Tritanopia (blue-blind)

#0099A2

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #558acd;
/* rgb */ color: rgb(85, 138, 205);
/* oklch */ color: oklch(62.6% 0.117 255.0);

Tailwind

colors: {
  custom: {
    50: '#8eabdc',
    500: '#558acd',
    950: '#000000',
  },
}

SCSS

$custom: #558acd;
$custom-light: #8eabdc;
$custom-dark: #000000;

JSON

{
  "hex": "#558acd",
  "rgb": {
    "r": 85,
    "g": 138,
    "b": 205
  },
  "hsl": {
    "h": 213.5,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.62608,
    "c": 0.11665,
    "h": 255
  },
  "luminance": 0.24516
}

Semantic roles & 50–950 ramp

primary

#558ACD

secondary

#D7C2A6

accent

#9D4ADE

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558ACD

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

Preview Lab → · Contrast checker → · Palette generator →