#5381DC#5381DC

#5381DC is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.4% C 0.147 H 262.6°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#5381DC
RGB	rgb(83, 129, 220)
HSL	hsl(220, 66%, 59%)
HSV	hsv(220, 62%, 86%)
CMYK	cmyk(62.3%, 41.4%, 0%, 13.7%)
CIE-LAB	lab(54.77, 12.45, -51.25)
CIE-LCH	lch(54.77, 52.74, 283.65°)
OKLab	oklab(61.41% -0.0189 -0.146)
OKLCH	oklch(61.41% 0.147 262.6)
XYZ	xyz(24.3313, 22.7046, 70.7965)
Luminance	0.2271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5381DC #DCAE53

analogous

#53C6DC #5381DC #6A53DC

triadic

#5381DC #DC5381 #81DC53

tetradic

#5381DC #DC53C6 #DCAE53 #53DC6A

square

#5381DC #DC53C6 #DCAE53 #53DC6A

split-complementary

#5381DC #DC6A53 #C6DC53

monochromatic

#1F4796 #295FC9 #5381DC #86A6E6 #B9CCF1

Accessibility & contrast

On white

3.79

#5381DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#5381DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5381DC

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5381DC	#FFFFFF	#000000	##000000
##5381DC	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#588AE0

Deuteranopia (green-blind)

#447DDA

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5381dc;
/* rgb */ color: rgb(83, 129, 220);
/* oklch */ color: oklch(61.4% 0.147 262.6);

Tailwind

colors: {
  custom: {
    50: '#8fa5e7',
    500: '#5381dc',
    950: '#000000',
  },
}

SCSS

$custom: #5381dc;
$custom-light: #8fa5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5381dc",
  "rgb": {
    "r": 83,
    "g": 129,
    "b": 220
  },
  "hsl": {
    "h": 219.854,
    "s": 66.184,
    "l": 59.412
  },
  "oklch": {
    "l": 0.6141,
    "c": 0.14721,
    "h": 262.6
  },
  "luminance": 0.22707
}

Semantic roles & 50–950 ramp

primary

#5381DC

secondary

#E0CEAB

accent

#B03FE9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5381DC

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

Preview Lab → · Contrast checker → · Palette generator →