#5357D8#5357D8

#5357D8 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.9% C 0.193 H 276.2°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#5357D8
RGB	rgb(83, 87, 216)
HSL	hsl(238, 63%, 59%)
HSV	hsv(238, 62%, 85%)
CMYK	cmyk(61.6%, 59.7%, 0%, 15.3%)
CIE-LAB	lab(43.67, 37.02, -66.86)
CIE-LCH	lch(43.67, 76.42, 298.97°)
OKLab	oklab(52.93% 0.0209 -0.1923)
OKLCH	oklch(52.93% 0.193 276.2)
XYZ	xyz(19.3661, 13.6117, 66.5592)
Luminance	0.1361 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5357D8 #D8D453

analogous

#5399D8 #5357D8 #9153D8

triadic

#5357D8 #D85357 #57D853

tetradic

#5357D8 #D85399 #D8D453 #53D891

square

#5357D8 #D85399 #D8D453 #53D891

split-complementary

#5357D8 #D89153 #99D853

monochromatic

#212490 #2C30C2 #5357D8 #8588E3 #B7B8EF

Accessibility & contrast

On white

5.64

#5357D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#5357D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5357D8

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5357D8	#FFFFFF	#000000	##FFFFFF
##5357D8	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDC

Deuteranopia (green-blind)

#0062D5

Tritanopia (blue-blind)

#00778F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5357d8;
/* rgb */ color: rgb(83, 87, 216);
/* oklch */ color: oklch(52.9% 0.193 276.2);

Tailwind

colors: {
  custom: {
    50: '#9186e5',
    500: '#5357d8',
    950: '#000000',
  },
}

SCSS

$custom: #5357d8;
$custom-light: #9186e5;
$custom-dark: #000000;

JSON

{
  "hex": "#5357d8",
  "rgb": {
    "r": 83,
    "g": 87,
    "b": 216
  },
  "hsl": {
    "h": 238.195,
    "s": 63.033,
    "l": 58.627
  },
  "oklch": {
    "l": 0.52934,
    "c": 0.19348,
    "h": 276.2
  },
  "luminance": 0.13613
}

Semantic roles & 50–950 ramp

primary

#5357D8

secondary

#DEDCA9

accent

#E142E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5357D8

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

Preview Lab → · Contrast checker → · Palette generator →