#5371C0#5371C0

#5371C0 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.3% C 0.127 H 266.7°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#5371C0
RGB	rgb(83, 113, 192)
HSL	hsl(223, 46%, 54%)
HSV	hsv(223, 57%, 75%)
CMYK	cmyk(56.8%, 41.1%, 0%, 24.7%)
CIE-LAB	lab(48.83, 12.85, -44.79)
CIE-LCH	lch(48.83, 46.59, 286.00°)
OKLab	oklab(56.33% -0.0074 -0.1272)
OKLCH	oklch(56.33% 0.127 266.7)
XYZ	xyz(18.9836, 17.4535, 52.2274)
Luminance	0.1746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371C0 #C0A253

analogous

#53A8C0 #5371C0 #6C53C0

triadic

#5371C0 #C05371 #71C053

tetradic

#5371C0 #C053A8 #C0A253 #53C06C

square

#5371C0 #C053A8 #C0A253 #53C06C

split-complementary

#5371C0 #C06C53 #A8C053

monochromatic

#293C70 #39559C #5371C0 #8096D0 #ADBBE1

Accessibility & contrast

On white

4.68

#5371C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#5371C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5371C0

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371C0	#FFFFFF	#000000	##FFFFFF
##5371C0	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C3

Deuteranopia (green-blind)

#426FBE

Tritanopia (blue-blind)

#06828F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5371c0;
/* rgb */ color: rgb(83, 113, 192);
/* oklch */ color: oklch(56.3% 0.127 266.7);

Tailwind

colors: {
  custom: {
    50: '#8b99d3',
    500: '#5371c0',
    950: '#000000',
  },
}

SCSS

$custom: #5371c0;
$custom-light: #8b99d3;
$custom-dark: #000000;

JSON

{
  "hex": "#5371c0",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 192
  },
  "hsl": {
    "h": 223.486,
    "s": 46.383,
    "l": 53.922
  },
  "oklch": {
    "l": 0.5633,
    "c": 0.12743,
    "h": 266.7
  },
  "luminance": 0.17455
}

Semantic roles & 50–950 ramp

primary

#5371C0

secondary

#CFC2A0

accent

#B252D6

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0D0D14

muted

#7D7E83

Preview Lab

Preview with #5371C0

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

Preview Lab → · Contrast checker → · Palette generator →