#5370DE#5370DE

#5370DE is a mid, vivid blue. Relative luminance 0.187; OKLCH L 58.1% C 0.170 H 269.4°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#5370DE
RGB	rgb(83, 112, 222)
HSL	hsl(227, 68%, 60%)
HSV	hsv(227, 63%, 87%)
CMYK	cmyk(62.6%, 49.5%, 0%, 12.9%)
CIE-LAB	lab(50.33, 23.57, -59.48)
CIE-LCH	lch(50.33, 63.98, 291.62°)
OKLab	oklab(58.05% -0.0018 -0.1704)
OKLCH	oklch(58.05% 0.17 269.4)
XYZ	xyz(22.5418, 18.6993, 71.5145)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5370DE #DEC153

analogous

#53B6DE #5370DE #7C53DE

triadic

#5370DE #DE5370 #70DE53

tetradic

#5370DE #DE53B6 #DEC153 #53DE7C

square

#5370DE #DE53B6 #DEC153 #53DE7C

split-complementary

#5370DE #DE7C53 #B6DE53

monochromatic

#1D3799 #274ACD #5370DE #869BE8 #BAC5F2

Accessibility & contrast

On white

4.43

#5370DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#5370DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5370DE

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5370DE	#FFFFFF	#000000	##000000
##5370DE	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#347EE2

Deuteranopia (green-blind)

#0F72DC

Tritanopia (blue-blind)

#00899C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5370de;
/* rgb */ color: rgb(83, 112, 222);
/* oklch */ color: oklch(58.1% 0.170 269.4);

Tailwind

colors: {
  custom: {
    50: '#9098e9',
    500: '#5370de',
    950: '#000000',
  },
}

SCSS

$custom: #5370de;
$custom-light: #9098e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5370de",
  "rgb": {
    "r": 83,
    "g": 112,
    "b": 222
  },
  "hsl": {
    "h": 227.482,
    "s": 67.805,
    "l": 59.804
  },
  "oklch": {
    "l": 0.58054,
    "c": 0.1704,
    "h": 269.4
  },
  "luminance": 0.18701
}

Semantic roles & 50–950 ramp

primary

#5370DE

secondary

#E1D6AC

accent

#C63DEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5370DE

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

Preview Lab → · Contrast checker → · Palette generator →