#558AE1#558AE1

#558AE1 is a light, vivid blue. Relative luminance 0.255; OKLCH L 63.7% C 0.143 H 259.8°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#558AE1
RGB	rgb(85, 138, 225)
HSL	hsl(217, 70%, 61%)
HSV	hsv(217, 62%, 88%)
CMYK	cmyk(62.2%, 38.7%, 0%, 11.8%)
CIE-LAB	lab(57.60, 9.08, -49.54)
CIE-LCH	lch(57.60, 50.37, 280.38°)
OKLab	oklab(63.72% -0.0253 -0.1408)
OKLCH	oklch(63.72% 0.143 259.8)
XYZ	xyz(26.4206, 25.5421, 74.7573)
Luminance	0.2554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558AE1 #E1AC55

analogous

#55D0E1 #558AE1 #6655E1

triadic

#558AE1 #E1558A #8AE155

tetradic

#558AE1 #E155D0 #E1AC55 #55E166

square

#558AE1 #E155D0 #E1AC55 #55E166

split-complementary

#558AE1 #E16655 #D0E155

monochromatic

#1C4E9F #2567D3 #558AE1 #89AEEA #BDD2F3

Accessibility & contrast

On white

3.44

#558AE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#558AE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558AE1

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558AE1	#FFFFFF	#000000	##000000
##558AE1	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6491E4

Deuteranopia (green-blind)

#5084DF

Tritanopia (blue-blind)

#009EAB

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #558ae1;
/* rgb */ color: rgb(85, 138, 225);
/* oklch */ color: oklch(63.7% 0.143 259.8);

Tailwind

colors: {
  custom: {
    50: '#91abeb',
    500: '#558ae1',
    950: '#000000',
  },
}

SCSS

$custom: #558ae1;
$custom-light: #91abeb;
$custom-dark: #000000;

JSON

{
  "hex": "#558ae1",
  "rgb": {
    "r": 85,
    "g": 138,
    "b": 225
  },
  "hsl": {
    "h": 217.286,
    "s": 70,
    "l": 60.784
  },
  "oklch": {
    "l": 0.63715,
    "c": 0.14308,
    "h": 259.8
  },
  "luminance": 0.25544
}

Semantic roles & 50–950 ramp

primary

#558AE1

secondary

#E3CFAE

accent

#8A14D2

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #558AE1

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

Preview Lab → · Contrast checker → · Palette generator →