#5370E8#5370E8

#5370E8 is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.8% C 0.184 H 269.7°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#5370E8
RGB	rgb(83, 112, 232)
HSL	hsl(228, 76%, 62%)
HSV	hsv(228, 64%, 91%)
CMYK	cmyk(64.2%, 51.7%, 0%, 9%)
CIE-LAB	lab(50.98, 26.98, -64.07)
CIE-LCH	lch(50.98, 69.52, 292.84°)
OKLab	oklab(58.75% -0.0009 -0.1839)
OKLCH	oklch(58.75% 0.184 269.7)
XYZ	xyz(23.9220, 19.2514, 78.7835)
Luminance	0.1925 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5370E8 #E8CB53

analogous

#53BBE8 #5370E8 #8153E8

triadic

#5370E8 #E85370 #70E853

tetradic

#5370E8 #E853BB #E8CB53 #53E881

square

#5370E8 #E853BB #E8CB53 #53E881

split-complementary

#5370E8 #E88153 #BBE853

monochromatic

#1733AA #1E44E0 #5370E8 #899DEF #BFCAF6

Accessibility & contrast

On white

4.33

#5370E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#5370E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5370E8

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5370E8	#FFFFFF	#000000	##000000
##5370E8	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2580EC

Deuteranopia (green-blind)

#0073E6

Tritanopia (blue-blind)

#008CA1

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5370e8;
/* rgb */ color: rgb(83, 112, 232);
/* oklch */ color: oklch(58.8% 0.184 269.7);

Tailwind

colors: {
  custom: {
    50: '#9298f0',
    500: '#5370e8',
    950: '#000000',
  },
}

SCSS

$custom: #5370e8;
$custom-light: #9298f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5370e8",
  "rgb": {
    "r": 83,
    "g": 112,
    "b": 232
  },
  "hsl": {
    "h": 228.322,
    "s": 76.41,
    "l": 61.765
  },
  "oklch": {
    "l": 0.5875,
    "c": 0.18388,
    "h": 269.7
  },
  "luminance": 0.19254
}

Semantic roles & 50–950 ramp

primary

#5370E8

secondary

#E7DCB0

accent

#B10DD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5370E8

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

Preview Lab → · Contrast checker → · Palette generator →