#537FF2#537FF2

#537FF2 is a light, vivid blue. Relative luminance 0.234; OKLCH L 62.4% C 0.179 H 265.7°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#537FF2
RGB	rgb(83, 127, 242)
HSL	hsl(223, 86%, 64%)
HSV	hsv(223, 66%, 95%)
CMYK	cmyk(65.7%, 47.5%, 0%, 5.1%)
CIE-LAB	lab(55.51, 21.18, -62.35)
CIE-LCH	lch(55.51, 65.85, 288.76°)
OKLab	oklab(62.39% -0.0134 -0.1786)
OKLCH	oklch(62.39% 0.179 265.7)
XYZ	xyz(27.1781, 23.4259, 87.0766)
Luminance	0.2343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537FF2 #F2C653

analogous

#53CEF2 #537FF2 #7653F2

triadic

#537FF2 #F2537F #7FF253

tetradic

#537FF2 #F253CE #F2C653 #53F276

square

#537FF2 #F253CE #F2C653 #53F276

split-complementary

#537FF2 #F27653 #CEF253

monochromatic

#0E3EBC #1A55EE #537FF2 #8CA9F6 #C5D4FB

Accessibility & contrast

On white

3.69

#537FF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#537FF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537FF2

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537FF2	#FFFFFF	#000000	##000000
##537FF2	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#428DF6

Deuteranopia (green-blind)

#1D7EF0

Tritanopia (blue-blind)

#009AAD

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #537ff2;
/* rgb */ color: rgb(83, 127, 242);
/* oklch */ color: oklch(62.4% 0.179 265.7);

Tailwind

colors: {
  custom: {
    50: '#93a3f7',
    500: '#537ff2',
    950: '#000000',
  },
}

SCSS

$custom: #537ff2;
$custom-light: #93a3f7;
$custom-dark: #000000;

JSON

{
  "hex": "#537ff2",
  "rgb": {
    "r": 83,
    "g": 127,
    "b": 242
  },
  "hsl": {
    "h": 223.396,
    "s": 85.946,
    "l": 63.725
  },
  "oklch": {
    "l": 0.62392,
    "c": 0.17913,
    "h": 265.7
  },
  "luminance": 0.23429
}

Semantic roles & 50–950 ramp

primary

#537FF2

secondary

#ECDDB4

accent

#A503E2

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #537FF2

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

Preview Lab → · Contrast checker → · Palette generator →