#5357BE#5357BE

#5357BE is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.0% C 0.159 H 277.5°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#5357BE
RGB	rgb(83, 87, 190)
HSL	hsl(238, 45%, 54%)
HSV	hsv(238, 56%, 75%)
CMYK	cmyk(56.3%, 54.2%, 0%, 25.5%)
CIE-LAB	lab(41.80, 28.46, -54.89)
CIE-LCH	lch(41.80, 61.83, 297.41°)
OKLab	oklab(50.96% 0.0207 -0.1571)
OKLCH	oklch(50.96% 0.159 277.5)
XYZ	xyz(16.2668, 12.3720, 50.2361)
Luminance	0.1237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5357BE #BEBA53

analogous

#538CBE #5357BE #8453BE

triadic

#5357BE #BE5357 #57BE53

tetradic

#5357BE #BE538C #BEBA53 #53BE84

square

#5357BE #BE538C #BEBA53 #53BE84

split-complementary

#5357BE #BE8453 #8CBE53

monochromatic

#292C6D #3A3E9A #5357BE #7F82CF #ACAEE0

Accessibility & contrast

On white

6.04

#5357BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#5357BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5357BE

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5357BE	#FFFFFF	#000000	##FFFFFF
##5357BE	1.00	6.04	3.47	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1667C2

Deuteranopia (green-blind)

#005EBC

Tritanopia (blue-blind)

#186F82

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5357be;
/* rgb */ color: rgb(83, 87, 190);
/* oklch */ color: oklch(51.0% 0.159 277.5);

Tailwind

colors: {
  custom: {
    50: '#8c86d2',
    500: '#5357be',
    950: '#000000',
  },
}

SCSS

$custom: #5357be;
$custom-light: #8c86d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5357be",
  "rgb": {
    "r": 83,
    "g": 87,
    "b": 190
  },
  "hsl": {
    "h": 237.757,
    "s": 45.148,
    "l": 53.529
  },
  "oklch": {
    "l": 0.50955,
    "c": 0.1585,
    "h": 277.5
  },
  "luminance": 0.12373
}

Semantic roles & 50–950 ramp

primary

#5357BE

secondary

#CDCC9F

accent

#D053D5

background

#F9F8FD

surface

#F1EFFA

border

#CBCAD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #5357BE

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

Preview Lab → · Contrast checker → · Palette generator →