#558BE0#558BE0

#558BE0 is a light, vivid blue. Relative luminance 0.258; OKLCH L 63.9% C 0.141 H 259.1°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#558BE0
RGB	rgb(85, 139, 224)
HSL	hsl(217, 69%, 61%)
HSV	hsv(217, 62%, 88%)
CMYK	cmyk(62.1%, 37.9%, 0%, 12.2%)
CIE-LAB	lab(57.82, 8.14, -48.63)
CIE-LCH	lch(57.82, 49.31, 279.51°)
OKLab	oklab(63.87% -0.0265 -0.1381)
OKLCH	oklch(63.87% 0.141 259.1)
XYZ	xyz(26.4287, 25.7759, 74.0890)
Luminance	0.2578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BE0 #E0AA55

analogous

#55D0E0 #558BE0 #6555E0

triadic

#558BE0 #E0558B #8BE055

tetradic

#558BE0 #E055D0 #E0AA55 #55E065

square

#558BE0 #E055D0 #E0AA55 #55E065

split-complementary

#558BE0 #E06555 #D0E055

monochromatic

#1D4F9E #2669D2 #558BE0 #89AEE9 #BDD2F3

Accessibility & contrast

On white

3.41

#558BE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#558BE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BE0

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BE0	#FFFFFF	#000000	##000000
##558BE0	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6692E3

Deuteranopia (green-blind)

#5385DE

Tritanopia (blue-blind)

#009EAB

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #558be0;
/* rgb */ color: rgb(85, 139, 224);
/* oklch */ color: oklch(63.9% 0.141 259.1);

Tailwind

colors: {
  custom: {
    50: '#91acea',
    500: '#558be0',
    950: '#000000',
  },
}

SCSS

$custom: #558be0;
$custom-light: #91acea;
$custom-dark: #000000;

JSON

{
  "hex": "#558be0",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 224
  },
  "hsl": {
    "h": 216.691,
    "s": 69.154,
    "l": 60.588
  },
  "oklch": {
    "l": 0.63871,
    "c": 0.14066,
    "h": 259.1
  },
  "luminance": 0.25778
}

Semantic roles & 50–950 ramp

primary

#558BE0

secondary

#E3CEAE

accent

#8814D1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #558BE0

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

Preview Lab → · Contrast checker → · Palette generator →