#5571E8#5571E8

#5571E8 is a mid, vivid blue. Relative luminance 0.196; OKLCH L 59.1% C 0.182 H 270.0°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#5571E8
RGB	rgb(85, 113, 232)
HSL	hsl(229, 76%, 62%)
HSV	hsv(229, 63%, 91%)
CMYK	cmyk(63.4%, 51.3%, 0%, 9%)
CIE-LAB	lab(51.34, 26.69, -63.48)
CIE-LCH	lch(51.34, 68.86, 292.80°)
OKLab	oklab(59.05% 0.0001 -0.1821)
OKLCH	oklch(59.05% 0.182 270)
XYZ	xyz(24.2120, 19.5656, 78.8289)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5571E8 #E8CC55

analogous

#55BBE8 #5571E8 #8255E8

triadic

#5571E8 #E85571 #71E855

tetradic

#5571E8 #E855BB #E8CC55 #55E882

square

#5571E8 #E855BB #E8CC55 #55E882

split-complementary

#5571E8 #E88255 #BBE855

monochromatic

#1733AB #1F44E1 #5571E8 #8B9EEF #C1CBF7

Accessibility & contrast

On white

4.27

#5571E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#5571E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5571E8

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5571E8	#FFFFFF	#000000	##000000
##5571E8	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2981EC

Deuteranopia (green-blind)

#0074E6

Tritanopia (blue-blind)

#008DA2

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5571e8;
/* rgb */ color: rgb(85, 113, 232);
/* oklch */ color: oklch(59.1% 0.182 270.0);

Tailwind

colors: {
  custom: {
    50: '#9399f0',
    500: '#5571e8',
    950: '#000000',
  },
}

SCSS

$custom: #5571e8;
$custom-light: #9399f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5571e8",
  "rgb": {
    "r": 85,
    "g": 113,
    "b": 232
  },
  "hsl": {
    "h": 228.571,
    "s": 76.166,
    "l": 62.157
  },
  "oklch": {
    "l": 0.59052,
    "c": 0.18209,
    "h": 270
  },
  "luminance": 0.19568
}

Semantic roles & 50–950 ramp

primary

#5571E8

secondary

#E7DDB1

accent

#B20DD8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5571E8

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

Preview Lab → · Contrast checker → · Palette generator →