#537CD6#537CD6

#537CD6 is a mid, vivid blue. Relative luminance 0.211; OKLCH L 60.0% C 0.145 H 264.1°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#537CD6
RGB	rgb(83, 124, 214)
HSL	hsl(221, 62%, 58%)
HSV	hsv(221, 61%, 84%)
CMYK	cmyk(61.2%, 42.1%, 0%, 16.1%)
CIE-LAB	lab(53.07, 13.46, -50.58)
CIE-LCH	lch(53.07, 52.34, 284.90°)
OKLab	oklab(59.99% -0.0149 -0.1441)
OKLCH	oklch(59.99% 0.145 264.1)
XYZ	xyz(22.9083, 21.1073, 66.4722)
Luminance	0.2111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537CD6 #D6AD53

analogous

#53BED6 #537CD6 #6B53D6

triadic

#537CD6 #D6537C #7CD653

tetradic

#537CD6 #D653BE #D6AD53 #53D66B

square

#537CD6 #D653BE #D6AD53 #53D66B

split-complementary

#537CD6 #D66B53 #BED653

monochromatic

#22438D #2D5BBE #537CD6 #84A2E2 #B6C7EE

Accessibility & contrast

On white

4.02

#537CD6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#537CD6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537CD6

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537CD6	#FFFFFF	#000000	##000000
##537CD6	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5385D9

Deuteranopia (green-blind)

#4079D4

Tritanopia (blue-blind)

#00909E

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #537cd6;
/* rgb */ color: rgb(83, 124, 214);
/* oklch */ color: oklch(60.0% 0.145 264.1);

Tailwind

colors: {
  custom: {
    50: '#8ea1e3',
    500: '#537cd6',
    950: '#000000',
  },
}

SCSS

$custom: #537cd6;
$custom-light: #8ea1e3;
$custom-dark: #000000;

JSON

{
  "hex": "#537cd6",
  "rgb": {
    "r": 83,
    "g": 124,
    "b": 214
  },
  "hsl": {
    "h": 221.221,
    "s": 61.502,
    "l": 58.235
  },
  "oklch": {
    "l": 0.59991,
    "c": 0.14485,
    "h": 264.1
  },
  "luminance": 0.21109
}

Semantic roles & 50–950 ramp

primary

#537CD6

secondary

#DCCCA8

accent

#B243E5

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #537CD6

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

Preview Lab → · Contrast checker → · Palette generator →