#537EDE#537EDE

#537EDE is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.9% C 0.153 H 264.2°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#537EDE
RGB	rgb(83, 126, 222)
HSL	hsl(221, 68%, 60%)
HSV	hsv(221, 63%, 87%)
CMYK	cmyk(62.6%, 43.2%, 0%, 12.9%)
CIE-LAB	lab(54.06, 14.95, -53.50)
CIE-LCH	lch(54.06, 55.55, 285.61°)
OKLab	oklab(60.9% -0.0155 -0.1526)
OKLCH	oklch(60.9% 0.153 264.2)
XYZ	xyz(24.2084, 22.0324, 72.0700)
Luminance	0.2203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537EDE #DEB353

analogous

#53C3DE #537EDE #6E53DE

triadic

#537EDE #DE537E #7EDE53

tetradic

#537EDE #DE53C3 #DEB353 #53DE6E

square

#537EDE #DE53C3 #DEB353 #53DE6E

split-complementary

#537EDE #DE6E53 #C3DE53

monochromatic

#1D4499 #275ACD #537EDE #86A5E8 #BACBF2

Accessibility & contrast

On white

3.88

#537EDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#537EDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537EDE

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537EDE	#FFFFFF	#000000	##000000
##537EDE	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5188E2

Deuteranopia (green-blind)

#3C7BDC

Tritanopia (blue-blind)

#0094A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #537ede;
/* rgb */ color: rgb(83, 126, 222);
/* oklch */ color: oklch(60.9% 0.153 264.2);

Tailwind

colors: {
  custom: {
    50: '#90a2e9',
    500: '#537ede',
    950: '#000000',
  },
}

SCSS

$custom: #537ede;
$custom-light: #90a2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#537ede",
  "rgb": {
    "r": 83,
    "g": 126,
    "b": 222
  },
  "hsl": {
    "h": 221.439,
    "s": 67.805,
    "l": 59.804
  },
  "oklch": {
    "l": 0.60902,
    "c": 0.15342,
    "h": 264.2
  },
  "luminance": 0.22035
}

Semantic roles & 50–950 ramp

primary

#537EDE

secondary

#E1D1AC

accent

#B53DEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #537EDE

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

Preview Lab → · Contrast checker → · Palette generator →