#5563DD#5563DD

#5563DD is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.6% C 0.185 H 273.8°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#5563DD
RGB	rgb(85, 99, 221)
HSL	hsl(234, 67%, 60%)
HSV	hsv(234, 62%, 87%)
CMYK	cmyk(61.5%, 55.2%, 0%, 13.3%)
CIE-LAB	lab(47.07, 31.63, -64.18)
CIE-LCH	lch(47.07, 71.55, 296.24°)
OKLab	oklab(55.61% 0.0123 -0.1843)
OKLCH	oklch(55.61% 0.185 273.8)
XYZ	xyz(21.2550, 16.0737, 70.3750)
Luminance	0.1608 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5563DD #DDCF55

analogous

#55A7DD #5563DD #8B55DD

triadic

#5563DD #DD5563 #63DD55

tetradic

#5563DD #DD55A7 #DDCF55 #55DD8B

square

#5563DD #DD55A7 #DDCF55 #55DD8B

split-complementary

#5563DD #DD8B55 #A7DD55

monochromatic

#1F2B99 #293ACC #5563DD #8892E7 #BBC1F1

Accessibility & contrast

On white

4.98

#5563DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#5563DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5563DD

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5563DD	#FFFFFF	#000000	##FFFFFF
##5563DD	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076E1

Deuteranopia (green-blind)

#006ADB

Tritanopia (blue-blind)

#008096

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #5563dd;
/* rgb */ color: rgb(85, 99, 221);
/* oklch */ color: oklch(55.6% 0.185 273.8);

Tailwind

colors: {
  custom: {
    50: '#928fe8',
    500: '#5563dd',
    950: '#000000',
  },
}

SCSS

$custom: #5563dd;
$custom-light: #928fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#5563dd",
  "rgb": {
    "r": 85,
    "g": 99,
    "b": 221
  },
  "hsl": {
    "h": 233.824,
    "s": 66.667,
    "l": 60
  },
  "oklch": {
    "l": 0.55607,
    "c": 0.18472,
    "h": 273.8
  },
  "luminance": 0.16075
}

Semantic roles & 50–950 ramp

primary

#5563DD

secondary

#E1DCAD

accent

#D83EEA

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5563DD

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

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