#5371C8#5371C8

#5371C8 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.8% C 0.139 H 267.6°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#5371C8
RGB	rgb(83, 113, 200)
HSL	hsl(225, 52%, 55%)
HSV	hsv(225, 59%, 78%)
CMYK	cmyk(58.5%, 43.5%, 0%, 21.6%)
CIE-LAB	lab(49.27, 15.51, -48.67)
CIE-LCH	lch(49.27, 51.08, 287.68°)
OKLab	oklab(56.82% -0.0059 -0.1386)
OKLCH	oklch(56.82% 0.139 267.6)
XYZ	xyz(19.8942, 17.8178, 57.0232)
Luminance	0.1782 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371C8 #C8AA53

analogous

#53ACC8 #5371C8 #6F53C8

triadic

#5371C8 #C85371 #71C853

tetradic

#5371C8 #C853AC #C8AA53 #53C86F

square

#5371C8 #C853AC #C8AA53 #53C86F

split-complementary

#5371C8 #C86F53 #ACC853

monochromatic

#273C7A #3653A8 #5371C8 #8197D7 #B0BEE6

Accessibility & contrast

On white

4.60

#5371C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#5371C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5371C8

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371C8	#FFFFFF	#000000	##FFFFFF
##5371C8	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7BCB

Deuteranopia (green-blind)

#3A70C6

Tritanopia (blue-blind)

#008493

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5371c8;
/* rgb */ color: rgb(83, 113, 200);
/* oklch */ color: oklch(56.8% 0.139 267.6);

Tailwind

colors: {
  custom: {
    50: '#8d99d9',
    500: '#5371c8',
    950: '#000000',
  },
}

SCSS

$custom: #5371c8;
$custom-light: #8d99d9;
$custom-dark: #000000;

JSON

{
  "hex": "#5371c8",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 200
  },
  "hsl": {
    "h": 224.615,
    "s": 51.542,
    "l": 55.49
  },
  "oklch": {
    "l": 0.56819,
    "c": 0.13872,
    "h": 267.6
  },
  "luminance": 0.17819
}

Semantic roles & 50–950 ramp

primary

#5371C8

secondary

#D4C7A3

accent

#B74DDB

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5371C8

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

Preview Lab → · Contrast checker → · Palette generator →