#558EE5#558EE5

#558EE5 is a light, vivid blue. Relative luminance 0.269; OKLCH L 64.8% C 0.144 H 258.6°. Best body text is #000000 at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#558EE5
RGB	rgb(85, 142, 229)
HSL	hsl(216, 73%, 62%)
HSV	hsv(216, 63%, 90%)
CMYK	cmyk(62.9%, 38%, 0%, 10.2%)
CIE-LAB	lab(58.91, 8.04, -49.69)
CIE-LCH	lch(58.91, 50.34, 279.19°)
OKLab	oklab(64.8% -0.0284 -0.1412)
OKLCH	oklch(64.8% 0.144 258.6)
XYZ	xyz(27.5571, 26.9319, 77.8597)
Luminance	0.2693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558EE5 #E5AC55

analogous

#55D6E5 #558EE5 #6455E5

triadic

#558EE5 #E5558E #8EE555

tetradic

#558EE5 #E555D6 #E5AC55 #55E564

square

#558EE5 #E555D6 #E5AC55 #55E564

split-complementary

#558EE5 #E56455 #D6E555

monochromatic

#1951A6 #226BDB #558EE5 #8AB1ED #BFD5F5

Accessibility & contrast

On white

3.29

#558EE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.39

#558EE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558EE5

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558EE5	#FFFFFF	#000000	##000000
##558EE5	1.00	3.29	6.39	6.39
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.39	21.00	1.00	1.00
##000000	6.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6895E9

Deuteranopia (green-blind)

#5388E3

Tritanopia (blue-blind)

#00A2AE

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #558ee5;
/* rgb */ color: rgb(85, 142, 229);
/* oklch */ color: oklch(64.8% 0.144 258.6);

Tailwind

colors: {
  custom: {
    50: '#91aeed',
    500: '#558ee5',
    950: '#000000',
  },
}

SCSS

$custom: #558ee5;
$custom-light: #91aeed;
$custom-dark: #000000;

JSON

{
  "hex": "#558ee5",
  "rgb": {
    "r": 85,
    "g": 142,
    "b": 229
  },
  "hsl": {
    "h": 216.25,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.64801,
    "c": 0.14405,
    "h": 258.6
  },
  "luminance": 0.26934
}

Semantic roles & 50–950 ramp

primary

#558EE5

secondary

#E6D0B0

accent

#8710D6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #558EE5

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

Preview Lab → · Contrast checker → · Palette generator →