#5381FC#5381FC

#5381FC is a light, vivid blue. Relative luminance 0.246; OKLCH L 63.5% C 0.190 H 265.8°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#5381FC
RGB	rgb(83, 129, 252)
HSL	hsl(224, 97%, 66%)
HSV	hsv(224, 67%, 99%)
CMYK	cmyk(67.1%, 48.8%, 0%, 1.2%)
CIE-LAB	lab(56.65, 23.40, -66.05)
CIE-LCH	lch(56.65, 70.07, 289.51°)
OKLab	oklab(63.46% -0.014 -0.1895)
OKLCH	oklch(63.46% 0.19 265.8)
XYZ	xyz(28.9821, 24.5649, 95.2907)
Luminance	0.2457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5381FC #FCCE53

analogous

#53D5FC #5381FC #7A53FC

triadic

#5381FC #FC5381 #81FC53

tetradic

#5381FC #FC53D5 #FCCE53 #53FC7A

square

#5381FC #FC53D5 #FCCE53 #53FC7A

split-complementary

#5381FC #FC7A53 #D5FC53

monochromatic

#043CD1 #1755FB #5381FC #8FADFD #CBD9FE

Accessibility & contrast

On white

3.55

#5381FC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#5381FC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5381FC

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5381FC	#FFFFFF	#000000	##000000
##5381FC	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C90FF

Deuteranopia (green-blind)

#0081F9

Tritanopia (blue-blind)

#009EB3

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5381fc;
/* rgb */ color: rgb(83, 129, 252);
/* oklch */ color: oklch(63.5% 0.190 265.8);

Tailwind

colors: {
  custom: {
    50: '#95a5fe',
    500: '#5381fc',
    950: '#000000',
  },
}

SCSS

$custom: #5381fc;
$custom-light: #95a5fe;
$custom-dark: #000000;

JSON

{
  "hex": "#5381fc",
  "rgb": {
    "r": 83,
    "g": 129,
    "b": 252
  },
  "hsl": {
    "h": 223.669,
    "s": 96.571,
    "l": 65.686
  },
  "oklch": {
    "l": 0.63459,
    "c": 0.18998,
    "h": 265.8
  },
  "luminance": 0.24568
}

Semantic roles & 50–950 ramp

primary

#5381FC

secondary

#F2E2B9

accent

#A700E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F0F18

muted

#7E7F86

Preview Lab

Preview with #5381FC

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

Preview Lab → · Contrast checker → · Palette generator →