#5371C4#5371C4

#5371C4 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.6% C 0.133 H 267.1°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#5371C4
RGB	rgb(83, 113, 196)
HSL	hsl(224, 49%, 55%)
HSV	hsv(224, 58%, 77%)
CMYK	cmyk(57.7%, 42.3%, 0%, 23.1%)
CIE-LAB	lab(49.05, 14.18, -46.74)
CIE-LCH	lch(49.05, 48.84, 286.88°)
OKLab	oklab(56.57% -0.0066 -0.1329)
OKLCH	oklch(56.57% 0.133 267.1)
XYZ	xyz(19.4329, 17.6332, 54.5934)
Luminance	0.1764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371C4 #C4A653

analogous

#53A9C4 #5371C4 #6E53C4

triadic

#5371C4 #C45371 #71C453

tetradic

#5371C4 #C453A9 #C4A653 #53C46E

square

#5371C4 #C453A9 #C4A653 #53C46E

split-complementary

#5371C4 #C46E53 #A9C453

monochromatic

#283C75 #3854A2 #5371C4 #8197D4 #AEBCE3

Accessibility & contrast

On white

4.64

#5371C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#5371C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5371C4

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371C4	#FFFFFF	#000000	##FFFFFF
##5371C4	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7AC7

Deuteranopia (green-blind)

#3E70C2

Tritanopia (blue-blind)

#008391

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5371c4;
/* rgb */ color: rgb(83, 113, 196);
/* oklch */ color: oklch(56.6% 0.133 267.1);

Tailwind

colors: {
  custom: {
    50: '#8c99d6',
    500: '#5371c4',
    950: '#000000',
  },
}

SCSS

$custom: #5371c4;
$custom-light: #8c99d6;
$custom-dark: #000000;

JSON

{
  "hex": "#5371c4",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 196
  },
  "hsl": {
    "h": 224.071,
    "s": 48.918,
    "l": 54.706
  },
  "oklch": {
    "l": 0.56572,
    "c": 0.13309,
    "h": 267.1
  },
  "luminance": 0.17635
}

Semantic roles & 50–950 ramp

primary

#5371C4

secondary

#D1C5A2

accent

#B44FD8

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #5371C4

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

Preview Lab → · Contrast checker → · Palette generator →