#5571D7#5571D7

#5571D7 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.9% C 0.159 H 269.4°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#5571D7
RGB	rgb(85, 113, 215)
HSL	hsl(227, 62%, 59%)
HSV	hsv(227, 60%, 84%)
CMYK	cmyk(60.5%, 47.4%, 0%, 15.7%)
CIE-LAB	lab(50.27, 20.94, -55.62)
CIE-LCH	lch(50.27, 59.43, 290.63°)
OKLab	oklab(57.9% -0.0017 -0.159)
OKLCH	oklch(57.9% 0.159 269.4)
XYZ	xyz(21.9131, 18.6460, 66.7211)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5571D7 #D7BB55

analogous

#55B2D7 #5571D7 #7A55D7

triadic

#5571D7 #D75571 #71D755

tetradic

#5571D7 #D755B2 #D7BB55 #55D77A

square

#5571D7 #D755B2 #D7BB55 #55D77A

split-complementary

#5571D7 #D77A55 #B2D755

monochromatic

#223A90 #2D4DC1 #5571D7 #879AE3 #B8C4EE

Accessibility & contrast

On white

4.44

#5571D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#5571D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5571D7

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5571D7	#FFFFFF	#000000	##000000
##5571D7	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7EDB

Deuteranopia (green-blind)

#2772D5

Tritanopia (blue-blind)

#00889A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5571d7;
/* rgb */ color: rgb(85, 113, 215);
/* oklch */ color: oklch(57.9% 0.159 269.4);

Tailwind

colors: {
  custom: {
    50: '#9099e4',
    500: '#5571d7',
    950: '#000000',
  },
}

SCSS

$custom: #5571d7;
$custom-light: #9099e4;
$custom-dark: #000000;

JSON

{
  "hex": "#5571d7",
  "rgb": {
    "r": 85,
    "g": 113,
    "b": 215
  },
  "hsl": {
    "h": 227.077,
    "s": 61.905,
    "l": 58.824
  },
  "oklch": {
    "l": 0.57896,
    "c": 0.15897,
    "h": 269.4
  },
  "luminance": 0.18648
}

Semantic roles & 50–950 ramp

primary

#5571D7

secondary

#DED2AA

accent

#C243E5

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5571D7

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

Preview Lab → · Contrast checker → · Palette generator →