#5571E1#5571E1

#5571E1 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.6% C 0.173 H 269.8°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#5571E1
RGB	rgb(85, 113, 225)
HSL	hsl(228, 70%, 61%)
HSV	hsv(228, 62%, 88%)
CMYK	cmyk(62.2%, 49.8%, 0%, 11.8%)
CIE-LAB	lab(50.89, 24.32, -60.27)
CIE-LCH	lch(50.89, 64.99, 291.97°)
OKLab	oklab(58.57% -0.0005 -0.1726)
OKLCH	oklch(58.57% 0.173 269.8)
XYZ	xyz(23.2375, 19.1758, 73.6963)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5571E1 #E1C555

analogous

#55B7E1 #5571E1 #7F55E1

triadic

#5571E1 #E15571 #71E155

tetradic

#5571E1 #E155B7 #E1C555 #55E17F

square

#5571E1 #E155B7 #E1C555 #55E17F

split-complementary

#5571E1 #E17F55 #B7E155

monochromatic

#1C369F #2548D3 #5571E1 #899CEA #BDC8F3

Accessibility & contrast

On white

4.34

#5571E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#5571E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5571E1

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5571E1	#FFFFFF	#000000	##000000
##5571E1	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3380E5

Deuteranopia (green-blind)

#0C73DF

Tritanopia (blue-blind)

#008B9E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5571e1;
/* rgb */ color: rgb(85, 113, 225);
/* oklch */ color: oklch(58.6% 0.173 269.8);

Tailwind

colors: {
  custom: {
    50: '#9299eb',
    500: '#5571e1',
    950: '#000000',
  },
}

SCSS

$custom: #5571e1;
$custom-light: #9299eb;
$custom-dark: #000000;

JSON

{
  "hex": "#5571e1",
  "rgb": {
    "r": 85,
    "g": 113,
    "b": 225
  },
  "hsl": {
    "h": 228,
    "s": 70,
    "l": 60.784
  },
  "oklch": {
    "l": 0.58568,
    "c": 0.17265,
    "h": 269.8
  },
  "luminance": 0.19178
}

Semantic roles & 50–950 ramp

primary

#5571E1

secondary

#E3D9AE

accent

#AC14D2

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5571E1

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

Preview Lab → · Contrast checker → · Palette generator →