#537AE1#537AE1

#537AE1 is a mid, vivid blue. Relative luminance 0.212; OKLCH L 60.3% C 0.162 H 266.1°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#537AE1
RGB	rgb(83, 122, 225)
HSL	hsl(224, 70%, 60%)
HSV	hsv(224, 63%, 88%)
CMYK	cmyk(63.1%, 45.8%, 0%, 11.8%)
CIE-LAB	lab(53.16, 18.42, -56.63)
CIE-LCH	lch(53.16, 59.55, 288.02°)
OKLab	oklab(60.27% -0.0111 -0.1619)
OKLCH	oklch(60.27% 0.162 266.1)
XYZ	xyz(24.1127, 21.1921, 74.0393)
Luminance	0.2119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537AE1 #E1BA53

analogous

#53C1E1 #537AE1 #7353E1

triadic

#537AE1 #E1537A #7AE153

tetradic

#537AE1 #E153C1 #E1BA53 #53E173

square

#537AE1 #E153C1 #E1BA53 #53E173

split-complementary

#537AE1 #E17353 #C1E153

monochromatic

#1C3F9E #2554D2 #537AE1 #87A2EA #BBCBF3

Accessibility & contrast

On white

4.01

#537AE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#537AE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537AE1

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537AE1	#FFFFFF	#000000	##000000
##537AE1	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4786E5

Deuteranopia (green-blind)

#2E79DF

Tritanopia (blue-blind)

#0092A3

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #537ae1;
/* rgb */ color: rgb(83, 122, 225);
/* oklch */ color: oklch(60.3% 0.162 266.1);

Tailwind

colors: {
  custom: {
    50: '#90a0eb',
    500: '#537ae1',
    950: '#000000',
  },
}

SCSS

$custom: #537ae1;
$custom-light: #90a0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#537ae1",
  "rgb": {
    "r": 83,
    "g": 122,
    "b": 225
  },
  "hsl": {
    "h": 223.521,
    "s": 70.297,
    "l": 60.392
  },
  "oklch": {
    "l": 0.60266,
    "c": 0.16225,
    "h": 266.1
  },
  "luminance": 0.21194
}

Semantic roles & 50–950 ramp

primary

#537AE1

secondary

#E3D4AD

accent

#9E13D2

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #537AE1

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

Preview Lab → · Contrast checker → · Palette generator →