#538CE4#538CE4

#538CE4 is a light, vivid blue. Relative luminance 0.262; OKLCH L 64.2% C 0.146 H 258.8°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#538CE4
RGB	rgb(83, 140, 228)
HSL	hsl(216, 73%, 61%)
HSV	hsv(216, 64%, 89%)
CMYK	cmyk(63.6%, 38.6%, 0%, 10.6%)
CIE-LAB	lab(58.22, 8.54, -50.23)
CIE-LCH	lch(58.22, 50.96, 279.65°)
OKLab	oklab(64.22% -0.0283 -0.1429)
OKLCH	oklch(64.22% 0.146 258.8)
XYZ	xyz(26.9440, 26.1940, 77.0198)
Luminance	0.2620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538CE4 #E4AB53

analogous

#53D4E4 #538CE4 #6253E4

triadic

#538CE4 #E4538C #8CE453

tetradic

#538CE4 #E453D4 #E4AB53 #53E462

square

#538CE4 #E453D4 #E4AB53 #53E462

split-complementary

#538CE4 #E46253 #D4E453

monochromatic

#1A50A3 #2269D8 #538CE4 #88AFEC #BDD3F5

Accessibility & contrast

On white

3.37

#538CE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#538CE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538CE4

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538CE4	#FFFFFF	#000000	##000000
##538CE4	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6593E8

Deuteranopia (green-blind)

#5086E2

Tritanopia (blue-blind)

#00A0AD

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #538ce4;
/* rgb */ color: rgb(83, 140, 228);
/* oklch */ color: oklch(64.2% 0.146 258.8);

Tailwind

colors: {
  custom: {
    50: '#90aded',
    500: '#538ce4',
    950: '#000000',
  },
}

SCSS

$custom: #538ce4;
$custom-light: #90aded;
$custom-dark: #000000;

JSON

{
  "hex": "#538ce4",
  "rgb": {
    "r": 83,
    "g": 140,
    "b": 228
  },
  "hsl": {
    "h": 216.414,
    "s": 72.864,
    "l": 60.98
  },
  "oklch": {
    "l": 0.64224,
    "c": 0.14563,
    "h": 258.8
  },
  "luminance": 0.26197
}

Semantic roles & 50–950 ramp

primary

#538CE4

secondary

#E5CFAE

accent

#8811D5

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538CE4

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

Preview Lab → · Contrast checker → · Palette generator →