#5371C7#5371C7

#5371C7 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.8% C 0.137 H 267.5°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#5371C7
RGB	rgb(83, 113, 199)
HSL	hsl(224, 51%, 55%)
HSV	hsv(224, 58%, 78%)
CMYK	cmyk(58.3%, 43.2%, 0%, 22%)
CIE-LAB	lab(49.22, 15.18, -48.19)
CIE-LCH	lch(49.22, 50.52, 287.49°)
OKLab	oklab(56.76% -0.0061 -0.1372)
OKLCH	oklch(56.76% 0.137 267.5)
XYZ	xyz(19.7777, 17.7712, 56.4097)
Luminance	0.1777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371C7 #C7A953

analogous

#53ABC7 #5371C7 #6F53C7

triadic

#5371C7 #C75371 #71C753

tetradic

#5371C7 #C753AB #C7A953 #53C76F

square

#5371C7 #C753AB #C7A953 #53C76F

split-complementary

#5371C7 #C76F53 #ABC753

monochromatic

#273C78 #3653A7 #5371C7 #8197D6 #AFBDE5

Accessibility & contrast

On white

4.61

#5371C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#5371C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5371C7

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371C7	#FFFFFF	#000000	##FFFFFF
##5371C7	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7BCA

Deuteranopia (green-blind)

#3B70C5

Tritanopia (blue-blind)

#008492

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5371c7;
/* rgb */ color: rgb(83, 113, 199);
/* oklch */ color: oklch(56.8% 0.137 267.5);

Tailwind

colors: {
  custom: {
    50: '#8c99d8',
    500: '#5371c7',
    950: '#000000',
  },
}

SCSS

$custom: #5371c7;
$custom-light: #8c99d8;
$custom-dark: #000000;

JSON

{
  "hex": "#5371c7",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 199
  },
  "hsl": {
    "h": 224.483,
    "s": 50.877,
    "l": 55.294
  },
  "oklch": {
    "l": 0.56757,
    "c": 0.13732,
    "h": 267.5
  },
  "luminance": 0.17773
}

Semantic roles & 50–950 ramp

primary

#5371C7

secondary

#D3C7A3

accent

#B64DDA

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #5371C7

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

Preview Lab → · Contrast checker → · Palette generator →