#5357DB#5357DB

#5357DB is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.2% C 0.197 H 276.0°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#5357DB
RGB	rgb(83, 87, 219)
HSL	hsl(238, 65%, 59%)
HSV	hsv(238, 62%, 86%)
CMYK	cmyk(62.1%, 60.3%, 0%, 14.1%)
CIE-LAB	lab(43.90, 38.00, -68.20)
CIE-LCH	lch(43.90, 78.07, 299.13°)
OKLab	oklab(53.17% 0.0208 -0.1963)
OKLCH	oklch(53.17% 0.197 276)
XYZ	xyz(19.7575, 13.7683, 68.6205)
Luminance	0.1377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5357DB #DBD753

analogous

#539BDB #5357DB #9353DB

triadic

#5357DB #DB5357 #57DB53

tetradic

#5357DB #DB539B #DBD753 #53DB93

square

#5357DB #DB539B #DBD753 #53DB93

split-complementary

#5357DB #DB9353 #9BDB53

monochromatic

#1F2395 #2A2EC7 #5357DB #8688E6 #B8BAF0

Accessibility & contrast

On white

5.59

#5357DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#5357DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5357DB

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5357DB	#FFFFFF	#000000	##FFFFFF
##5357DB	1.00	5.59	3.75	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDF

Deuteranopia (green-blind)

#0062D8

Tritanopia (blue-blind)

#007891

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5357db;
/* rgb */ color: rgb(83, 87, 219);
/* oklch */ color: oklch(53.2% 0.197 276.0);

Tailwind

colors: {
  custom: {
    50: '#9186e7',
    500: '#5357db',
    950: '#000000',
  },
}

SCSS

$custom: #5357db;
$custom-light: #9186e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5357db",
  "rgb": {
    "r": 83,
    "g": 87,
    "b": 219
  },
  "hsl": {
    "h": 238.235,
    "s": 65.385,
    "l": 59.216
  },
  "oklch": {
    "l": 0.53173,
    "c": 0.19739,
    "h": 276
  },
  "luminance": 0.1377
}

Semantic roles & 50–950 ramp

primary

#5357DB

secondary

#DFDEAA

accent

#E33FE8

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5357DB

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

Preview Lab → · Contrast checker → · Palette generator →