#5381CD#5381CD

#5381CD is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.5% C 0.127 H 260.0°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#5381CD
RGB	rgb(83, 129, 205)
HSL	hsl(217, 55%, 56%)
HSV	hsv(217, 60%, 80%)
CMYK	cmyk(59.5%, 37.1%, 0%, 19.6%)
CIE-LAB	lab(53.97, 7.41, -44.06)
CIE-LCH	lch(53.97, 44.68, 279.54°)
OKLab	oklab(60.53% -0.0221 -0.1249)
OKLCH	oklch(60.53% 0.127 260)
XYZ	xyz(22.4331, 21.9453, 60.7995)
Luminance	0.2195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5381CD #CD9F53

analogous

#53BECD #5381CD #6253CD

triadic

#5381CD #CD5381 #81CD53

tetradic

#5381CD #CD53BE #CD9F53 #53CD62

square

#5381CD #CD53BE #CD9F53 #53CD62

split-complementary

#5381CD #CD6253 #BECD53

monochromatic

#254880 #3362B0 #5381CD #82A4DB #B2C6E9

Accessibility & contrast

On white

3.90

#5381CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#5381CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5381CD

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5381CD	#FFFFFF	#000000	##000000
##5381CD	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6187D0

Deuteranopia (green-blind)

#517CCB

Tritanopia (blue-blind)

#00929D

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5381cd;
/* rgb */ color: rgb(83, 129, 205);
/* oklch */ color: oklch(60.5% 0.127 260.0);

Tailwind

colors: {
  custom: {
    50: '#8da5dc',
    500: '#5381cd',
    950: '#000000',
  },
}

SCSS

$custom: #5381cd;
$custom-light: #8da5dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5381cd",
  "rgb": {
    "r": 83,
    "g": 129,
    "b": 205
  },
  "hsl": {
    "h": 217.377,
    "s": 54.955,
    "l": 56.471
  },
  "oklch": {
    "l": 0.60532,
    "c": 0.12685,
    "h": 260
  },
  "luminance": 0.21947
}

Semantic roles & 50–950 ramp

primary

#5381CD

secondary

#D7C4A5

accent

#A64ADE

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5381CD

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

Preview Lab → · Contrast checker → · Palette generator →