#5371EA#5371EA

#5371EA is a mid, vivid blue. Relative luminance 0.196; OKLCH L 59.1% C 0.185 H 269.5°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#5371EA
RGB	rgb(83, 113, 234)
HSL	hsl(228, 78%, 62%)
HSV	hsv(228, 65%, 92%)
CMYK	cmyk(64.5%, 51.7%, 0%, 8.2%)
CIE-LAB	lab(51.37, 27.04, -64.56)
CIE-LCH	lch(51.37, 70.00, 292.73°)
OKLab	oklab(59.09% -0.0017 -0.1853)
OKLCH	oklch(59.09% 0.185 269.5)
XYZ	xyz(24.3186, 19.5876, 80.3252)
Luminance	0.1959 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371EA #EACC53

analogous

#53BDEA #5371EA #8053EA

triadic

#5371EA #EA5371 #71EA53

tetradic

#5371EA #EA53BD #EACC53 #53EA80

square

#5371EA #EA53BD #EACC53 #53EA80

split-complementary

#5371EA #EA8053 #BDEA53

monochromatic

#1533AD #1C44E3 #5371EA #8A9EF1 #C0CBF7

Accessibility & contrast

On white

4.27

#5371EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#5371EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5371EA

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371EA	#FFFFFF	#000000	##000000
##5371EA	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2582EE

Deuteranopia (green-blind)

#0074E8

Tritanopia (blue-blind)

#008DA3

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5371ea;
/* rgb */ color: rgb(83, 113, 234);
/* oklch */ color: oklch(59.1% 0.185 269.5);

Tailwind

colors: {
  custom: {
    50: '#9299f1',
    500: '#5371ea',
    950: '#000000',
  },
}

SCSS

$custom: #5371ea;
$custom-light: #9299f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5371ea",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 234
  },
  "hsl": {
    "h": 228.079,
    "s": 78.238,
    "l": 62.157
  },
  "oklch": {
    "l": 0.59085,
    "c": 0.18534,
    "h": 269.5
  },
  "luminance": 0.1959
}

Semantic roles & 50–950 ramp

primary

#5371EA

secondary

#E8DDB1

accent

#B10BDB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5371EA

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

Preview Lab → · Contrast checker → · Palette generator →