#5571CE#5571CE

#5571CE is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.3% C 0.146 H 268.8°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#5571CE
RGB	rgb(85, 113, 206)
HSL	hsl(226, 55%, 57%)
HSV	hsv(226, 59%, 81%)
CMYK	cmyk(58.7%, 45.1%, 0%, 19.2%)
CIE-LAB	lab(49.73, 17.92, -51.36)
CIE-LCH	lch(49.73, 54.40, 289.23°)
OKLab	oklab(57.31% -0.003 -0.1464)
OKLCH	oklch(57.31% 0.146 268.8)
XYZ	xyz(20.7883, 18.1961, 60.7973)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5571CE #CEB255

analogous

#55ADCE #5571CE #7655CE

triadic

#5571CE #CE5571 #71CE55

tetradic

#5571CE #CE55AD #CEB255 #55CE76

square

#5571CE #CE55AD #CEB255 #55CE76

split-complementary

#5571CE #CE7655 #ADCE55

monochromatic

#263B83 #3351B2 #5571CE #8599DC #B4C0E9

Accessibility & contrast

On white

4.53

#5571CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#5571CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5571CE

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5571CE	#FFFFFF	#000000	##000000
##5571CE	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467CD1

Deuteranopia (green-blind)

#3471CC

Tritanopia (blue-blind)

#008695

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5571ce;
/* rgb */ color: rgb(85, 113, 206);
/* oklch */ color: oklch(57.3% 0.146 268.8);

Tailwind

colors: {
  custom: {
    50: '#8f99dd',
    500: '#5571ce',
    950: '#000000',
  },
}

SCSS

$custom: #5571ce;
$custom-light: #8f99dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5571ce",
  "rgb": {
    "r": 85,
    "g": 113,
    "b": 206
  },
  "hsl": {
    "h": 226.116,
    "s": 55.251,
    "l": 57.059
  },
  "oklch": {
    "l": 0.57313,
    "c": 0.14648,
    "h": 268.8
  },
  "luminance": 0.18198
}

Semantic roles & 50–950 ramp

primary

#5571CE

secondary

#D8CDA7

accent

#BC49DF

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5571CE

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

Preview Lab → · Contrast checker → · Palette generator →