#5571D2#5571D2

#5571D2 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.6% C 0.152 H 269.1°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#5571D2
RGB	rgb(85, 113, 210)
HSL	hsl(227, 58%, 58%)
HSV	hsv(227, 60%, 82%)
CMYK	cmyk(59.5%, 46.2%, 0%, 17.6%)
CIE-LAB	lab(49.97, 19.26, -53.26)
CIE-LCH	lch(49.97, 56.63, 289.88°)
OKLab	oklab(57.57% -0.0024 -0.152)
OKLCH	oklch(57.57% 0.152 269.1)
XYZ	xyz(21.2804, 18.3930, 63.3890)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5571D2 #D2B655

analogous

#55AFD2 #5571D2 #7755D2

triadic

#5571D2 #D25571 #71D255

tetradic

#5571D2 #D255AF #D2B655 #55D277

square

#5571D2 #D255AF #D2B655 #55D277

split-complementary

#5571D2 #D27755 #AFD255

monochromatic

#243B88 #314FB9 #5571D2 #8599DF #B6C2EC

Accessibility & contrast

On white

4.49

#5571D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#5571D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5571D2

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5571D2	#FFFFFF	#000000	##000000
##5571D2	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#437DD6

Deuteranopia (green-blind)

#2F72D0

Tritanopia (blue-blind)

#008797

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5571d2;
/* rgb */ color: rgb(85, 113, 210);
/* oklch */ color: oklch(57.6% 0.152 269.1);

Tailwind

colors: {
  custom: {
    50: '#8f99e0',
    500: '#5571d2',
    950: '#000000',
  },
}

SCSS

$custom: #5571d2;
$custom-light: #8f99e0;
$custom-dark: #000000;

JSON

{
  "hex": "#5571d2",
  "rgb": {
    "r": 85,
    "g": 113,
    "b": 210
  },
  "hsl": {
    "h": 226.56,
    "s": 58.14,
    "l": 57.843
  },
  "oklch": {
    "l": 0.57569,
    "c": 0.15205,
    "h": 269.1
  },
  "luminance": 0.18395
}

Semantic roles & 50–950 ramp

primary

#5571D2

secondary

#DACFA8

accent

#BF46E1

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5571D2

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

Preview Lab → · Contrast checker → · Palette generator →