#5571E5#5571E5

#5571E5 is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.8% C 0.178 H 269.9°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#5571E5
RGB	rgb(85, 113, 229)
HSL	hsl(228, 73%, 62%)
HSV	hsv(228, 63%, 90%)
CMYK	cmyk(62.9%, 50.7%, 0%, 10.2%)
CIE-LAB	lab(51.15, 25.67, -62.11)
CIE-LCH	lch(51.15, 67.20, 292.46°)
OKLab	oklab(58.84% -0.0002 -0.1781)
OKLCH	oklch(58.84% 0.178 269.9)
XYZ	xyz(23.7895, 19.3966, 76.6038)
Luminance	0.1940 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5571E5 #E5C955

analogous

#55B9E5 #5571E5 #8155E5

triadic

#5571E5 #E55571 #71E555

tetradic

#5571E5 #E555B9 #E5C955 #55E581

square

#5571E5 #E555B9 #E5C955 #55E581

split-complementary

#5571E5 #E58155 #B9E555

monochromatic

#1935A6 #2246DB #5571E5 #8A9DED #BFCAF5

Accessibility & contrast

On white

4.30

#5571E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#5571E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5571E5

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5571E5	#FFFFFF	#000000	##000000
##5571E5	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E81E9

Deuteranopia (green-blind)

#0074E3

Tritanopia (blue-blind)

#008CA0

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5571e5;
/* rgb */ color: rgb(85, 113, 229);
/* oklch */ color: oklch(58.8% 0.178 269.9);

Tailwind

colors: {
  custom: {
    50: '#9299ee',
    500: '#5571e5',
    950: '#000000',
  },
}

SCSS

$custom: #5571e5;
$custom-light: #9299ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5571e5",
  "rgb": {
    "r": 85,
    "g": 113,
    "b": 229
  },
  "hsl": {
    "h": 228.333,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.58843,
    "c": 0.17806,
    "h": 269.9
  },
  "luminance": 0.19399
}

Semantic roles & 50–950 ramp

primary

#5571E5

secondary

#E6DBB0

accent

#AF10D6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5571E5

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

Preview Lab → · Contrast checker → · Palette generator →