#538CE0#538CE0

#538CE0 is a light, vivid blue. Relative luminance 0.260; OKLCH L 64.0% C 0.140 H 258.0°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#538CE0
RGB	rgb(83, 140, 224)
HSL	hsl(216, 69%, 60%)
HSV	hsv(216, 63%, 88%)
CMYK	cmyk(62.9%, 37.5%, 0%, 12.2%)
CIE-LAB	lab(58.01, 7.19, -48.34)
CIE-LCH	lch(58.01, 48.87, 278.46°)
OKLab	oklab(63.99% -0.0292 -0.1373)
OKLCH	oklch(63.99% 0.14 258)
XYZ	xyz(26.3951, 25.9745, 74.1291)
Luminance	0.2598 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538CE0 #E0A753

analogous

#53D2E0 #538CE0 #6153E0

triadic

#538CE0 #E0538C #8CE053

tetradic

#538CE0 #E053D2 #E0A753 #53E061

square

#538CE0 #E053D2 #E0A753 #53E061

split-complementary

#538CE0 #E06153 #D2E053

monochromatic

#1C509C #266BD0 #538CE0 #87AFE9 #BBD1F3

Accessibility & contrast

On white

3.39

#538CE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#538CE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538CE0

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538CE0	#FFFFFF	#000000	##000000
##538CE0	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6793E3

Deuteranopia (green-blind)

#5385DE

Tritanopia (blue-blind)

#009FAB

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #538ce0;
/* rgb */ color: rgb(83, 140, 224);
/* oklch */ color: oklch(64.0% 0.140 258.0);

Tailwind

colors: {
  custom: {
    50: '#90adea',
    500: '#538ce0',
    950: '#000000',
  },
}

SCSS

$custom: #538ce0;
$custom-light: #90adea;
$custom-dark: #000000;

JSON

{
  "hex": "#538ce0",
  "rgb": {
    "r": 83,
    "g": 140,
    "b": 224
  },
  "hsl": {
    "h": 215.745,
    "s": 69.458,
    "l": 60.196
  },
  "oklch": {
    "l": 0.63994,
    "c": 0.14036,
    "h": 258
  },
  "luminance": 0.25977
}

Semantic roles & 50–950 ramp

primary

#538CE0

secondary

#E2CDAC

accent

#8514D1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538CE0

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

Preview Lab → · Contrast checker → · Palette generator →