#5381D8#5381D8

#5381D8 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.2% C 0.142 H 262.0°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#5381D8
RGB	rgb(83, 129, 216)
HSL	hsl(219, 63%, 59%)
HSV	hsv(219, 62%, 85%)
CMYK	cmyk(61.6%, 40.3%, 0%, 15.3%)
CIE-LAB	lab(54.55, 11.10, -49.35)
CIE-LCH	lch(54.55, 50.58, 282.67°)
OKLab	oklab(61.17% -0.0197 -0.1404)
OKLCH	oklch(61.17% 0.142 262)
XYZ	xyz(23.8079, 22.4952, 68.0398)
Luminance	0.2250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5381D8 #D8AA53

analogous

#53C3D8 #5381D8 #6753D8

triadic

#5381D8 #D85381 #81D853

tetradic

#5381D8 #D853C3 #D8AA53 #53D867

square

#5381D8 #D853C3 #D8AA53 #53D867

split-complementary

#5381D8 #D86753 #C3D853

monochromatic

#214790 #2C60C2 #5381D8 #85A6E3 #B7CAEF

Accessibility & contrast

On white

3.82

#5381D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#5381D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5381D8

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5381D8	#FFFFFF	#000000	##000000
##5381D8	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B89DB

Deuteranopia (green-blind)

#487DD6

Tritanopia (blue-blind)

#0095A2

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #5381d8;
/* rgb */ color: rgb(83, 129, 216);
/* oklch */ color: oklch(61.2% 0.142 262.0);

Tailwind

colors: {
  custom: {
    50: '#8fa5e4',
    500: '#5381d8',
    950: '#000000',
  },
}

SCSS

$custom: #5381d8;
$custom-light: #8fa5e4;
$custom-dark: #000000;

JSON

{
  "hex": "#5381d8",
  "rgb": {
    "r": 83,
    "g": 129,
    "b": 216
  },
  "hsl": {
    "h": 219.248,
    "s": 63.033,
    "l": 58.627
  },
  "oklch": {
    "l": 0.6117,
    "c": 0.14178,
    "h": 262
  },
  "luminance": 0.22497
}

Semantic roles & 50–950 ramp

primary

#5381D8

secondary

#DECCA9

accent

#AD42E6

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #5381D8

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

Preview Lab → · Contrast checker → · Palette generator →