#5571ED#5571ED

#5571ED is a mid, vivid blue. Relative luminance 0.199; OKLCH L 59.4% C 0.189 H 270.1°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#5571ED
RGB	rgb(85, 113, 237)
HSL	hsl(229, 81%, 63%)
HSV	hsv(229, 64%, 93%)
CMYK	cmyk(64.1%, 52.3%, 0%, 7.1%)
CIE-LAB	lab(51.67, 28.38, -65.75)
CIE-LCH	lch(51.67, 71.61, 293.35°)
OKLab	oklab(59.4% 0.0005 -0.1888)
OKLCH	oklch(59.4% 0.189 270.1)
XYZ	xyz(24.9323, 19.8537, 82.6226)
Luminance	0.1986 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5571ED #EDD155

analogous

#55BDED #5571ED #8555ED

triadic

#5571ED #ED5571 #71ED55

tetradic

#5571ED #ED55BD #EDD155 #55ED85

square

#5571ED #ED55BD #EDD155 #55ED85

split-complementary

#5571ED #ED8555 #BDED55

monochromatic

#1331B4 #1E43E7 #5571ED #8C9FF3 #C4CDF9

Accessibility & contrast

On white

4.22

#5571ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#5571ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5571ED

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5571ED	#FFFFFF	#000000	##000000
##5571ED	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2082F1

Deuteranopia (green-blind)

#0075EA

Tritanopia (blue-blind)

#008EA4

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5571ed;
/* rgb */ color: rgb(85, 113, 237);
/* oklch */ color: oklch(59.4% 0.189 270.1);

Tailwind

colors: {
  custom: {
    50: '#9499f4',
    500: '#5571ed',
    950: '#000000',
  },
}

SCSS

$custom: #5571ed;
$custom-light: #9499f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5571ed",
  "rgb": {
    "r": 85,
    "g": 113,
    "b": 237
  },
  "hsl": {
    "h": 228.947,
    "s": 80.851,
    "l": 63.137
  },
  "oklch": {
    "l": 0.59405,
    "c": 0.18877,
    "h": 270.1
  },
  "luminance": 0.19856
}

Semantic roles & 50–950 ramp

primary

#5571ED

secondary

#EAE0B4

accent

#B608DD

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5571ED

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

Preview Lab → · Contrast checker → · Palette generator →