#5371E8#5371E8

#5371E8 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.9% C 0.183 H 269.4°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#5371E8
RGB	rgb(83, 113, 232)
HSL	hsl(228, 76%, 62%)
HSV	hsv(228, 64%, 91%)
CMYK	cmyk(64.2%, 51.3%, 0%, 9%)
CIE-LAB	lab(51.24, 26.36, -63.65)
CIE-LCH	lch(51.24, 68.90, 292.50°)
OKLab	oklab(58.94% -0.0018 -0.1826)
OKLCH	oklch(58.94% 0.183 269.4)
XYZ	xyz(24.0329, 19.4733, 78.8205)
Luminance	0.1948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371E8 #E8CA53

analogous

#53BCE8 #5371E8 #7F53E8

triadic

#5371E8 #E85371 #71E853

tetradic

#5371E8 #E853BC #E8CA53 #53E87F

square

#5371E8 #E853BC #E8CA53 #53E87F

split-complementary

#5371E8 #E87F53 #BCE853

monochromatic

#1734AA #1E45E0 #5371E8 #899EEF #BFCAF6

Accessibility & contrast

On white

4.29

#5371E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#5371E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5371E8

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371E8	#FFFFFF	#000000	##000000
##5371E8	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2881EC

Deuteranopia (green-blind)

#0074E6

Tritanopia (blue-blind)

#008DA2

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5371e8;
/* rgb */ color: rgb(83, 113, 232);
/* oklch */ color: oklch(58.9% 0.183 269.4);

Tailwind

colors: {
  custom: {
    50: '#9299f0',
    500: '#5371e8',
    950: '#000000',
  },
}

SCSS

$custom: #5371e8;
$custom-light: #9299f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5371e8",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 232
  },
  "hsl": {
    "h": 227.919,
    "s": 76.41,
    "l": 61.765
  },
  "oklch": {
    "l": 0.58944,
    "c": 0.18266,
    "h": 269.4
  },
  "luminance": 0.19475
}

Semantic roles & 50–950 ramp

primary

#5371E8

secondary

#E7DCB0

accent

#B00DD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5371E8

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

Preview Lab → · Contrast checker → · Palette generator →