#558AD5#558AD5

#558AD5 is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.0% C 0.127 H 257.2°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#558AD5
RGB	rgb(85, 138, 213)
HSL	hsl(215, 60%, 58%)
HSV	hsv(215, 60%, 84%)
CMYK	cmyk(60.1%, 35.2%, 0%, 16.5%)
CIE-LAB	lab(56.99, 5.08, -43.79)
CIE-LCH	lch(56.99, 44.09, 276.61°)
OKLab	oklab(63.04% -0.0281 -0.124)
OKLCH	oklch(63.04% 0.127 257.2)
XYZ	xyz(24.8408, 24.9101, 66.4369)
Luminance	0.2491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558AD5 #D5A055

analogous

#55CAD5 #558AD5 #6055D5

triadic

#558AD5 #D5558A #8AD555

tetradic

#558AD5 #D555CA #D5A055 #55D560

square

#558AD5 #D555CA #D5A055 #55D560

split-complementary

#558AD5 #D56055 #CAD555

monochromatic

#234F8D #2F6ABE #558AD5 #86ACE1 #B7CEED

Accessibility & contrast

On white

3.51

#558AD5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#558AD5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558AD5

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558AD5	#FFFFFF	#000000	##000000
##558AD5	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8FD8

Deuteranopia (green-blind)

#5983D3

Tritanopia (blue-blind)

#009BA5

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #558ad5;
/* rgb */ color: rgb(85, 138, 213);
/* oklch */ color: oklch(63.0% 0.127 257.2);

Tailwind

colors: {
  custom: {
    50: '#8fabe2',
    500: '#558ad5',
    950: '#000000',
  },
}

SCSS

$custom: #558ad5;
$custom-light: #8fabe2;
$custom-dark: #000000;

JSON

{
  "hex": "#558ad5",
  "rgb": {
    "r": 85,
    "g": 138,
    "b": 213
  },
  "hsl": {
    "h": 215.156,
    "s": 60.377,
    "l": 58.431
  },
  "oklch": {
    "l": 0.63039,
    "c": 0.12715,
    "h": 257.2
  },
  "luminance": 0.24912
}

Semantic roles & 50–950 ramp

primary

#558AD5

secondary

#DCC7A9

accent

#A244E4

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558AD5

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

Preview Lab → · Contrast checker → · Palette generator →