#5370E2#5370E2

#5370E2 is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.3% C 0.176 H 269.5°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#5370E2
RGB	rgb(83, 112, 226)
HSL	hsl(228, 71%, 61%)
HSV	hsv(228, 63%, 89%)
CMYK	cmyk(63.3%, 50.4%, 0%, 11.4%)
CIE-LAB	lab(50.59, 24.94, -61.33)
CIE-LCH	lch(50.59, 66.20, 292.13°)
OKLab	oklab(58.33% -0.0014 -0.1758)
OKLCH	oklch(58.33% 0.176 269.5)
XYZ	xyz(23.0843, 18.9163, 74.3715)
Luminance	0.1892 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5370E2 #E2C553

analogous

#53B7E2 #5370E2 #7D53E2

triadic

#5370E2 #E25370 #70E253

tetradic

#5370E2 #E253B7 #E2C553 #53E27D

square

#5370E2 #E253B7 #E2C553 #53E27D

split-complementary

#5370E2 #E27D53 #B7E253

monochromatic

#1B36A0 #2448D4 #5370E2 #879CEB #BCC7F4

Accessibility & contrast

On white

4.39

#5370E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#5370E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5370E2

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5370E2	#FFFFFF	#000000	##000000
##5370E2	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F7FE6

Deuteranopia (green-blind)

#0072E0

Tritanopia (blue-blind)

#008B9E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5370e2;
/* rgb */ color: rgb(83, 112, 226);
/* oklch */ color: oklch(58.3% 0.176 269.5);

Tailwind

colors: {
  custom: {
    50: '#9198ec',
    500: '#5370e2',
    950: '#000000',
  },
}

SCSS

$custom: #5370e2;
$custom-light: #9198ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5370e2",
  "rgb": {
    "r": 83,
    "g": 112,
    "b": 226
  },
  "hsl": {
    "h": 227.832,
    "s": 71.144,
    "l": 60.588
  },
  "oklch": {
    "l": 0.5833,
    "c": 0.17582,
    "h": 269.5
  },
  "luminance": 0.18918
}

Semantic roles & 50–950 ramp

primary

#5370E2

secondary

#E4D9AD

accent

#AC12D3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5370E2

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

Preview Lab → · Contrast checker → · Palette generator →