#538AE0#538AE0

#538AE0 is a light, vivid blue. Relative luminance 0.254; OKLCH L 63.6% C 0.143 H 259.0°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#538AE0
RGB	rgb(83, 138, 224)
HSL	hsl(217, 69%, 60%)
HSV	hsv(217, 63%, 88%)
CMYK	cmyk(62.9%, 38.4%, 0%, 12.2%)
CIE-LAB	lab(57.46, 8.38, -49.21)
CIE-LCH	lch(57.46, 49.92, 279.67°)
OKLab	oklab(63.56% -0.0271 -0.1399)
OKLCH	oklch(63.56% 0.143 259)
XYZ	xyz(26.1055, 25.3953, 74.0326)
Luminance	0.2540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538AE0 #E0A953

analogous

#53D0E0 #538AE0 #6353E0

triadic

#538AE0 #E0538A #8AE053

tetradic

#538AE0 #E053D0 #E0A953 #53E063

square

#538AE0 #E053D0 #E0A953 #53E063

split-complementary

#538AE0 #E06353 #D0E053

monochromatic

#1C4E9C #2668D0 #538AE0 #87ADE9 #BBD1F3

Accessibility & contrast

On white

3.45

#538AE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#538AE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538AE0

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538AE0	#FFFFFF	#000000	##000000
##538AE0	1.00	3.45	6.08	6.08
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6491E3

Deuteranopia (green-blind)

#5084DE

Tritanopia (blue-blind)

#009EAA

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #538ae0;
/* rgb */ color: rgb(83, 138, 224);
/* oklch */ color: oklch(63.6% 0.143 259.0);

Tailwind

colors: {
  custom: {
    50: '#90abea',
    500: '#538ae0',
    950: '#000000',
  },
}

SCSS

$custom: #538ae0;
$custom-light: #90abea;
$custom-dark: #000000;

JSON

{
  "hex": "#538ae0",
  "rgb": {
    "r": 83,
    "g": 138,
    "b": 224
  },
  "hsl": {
    "h": 216.596,
    "s": 69.458,
    "l": 60.196
  },
  "oklch": {
    "l": 0.63564,
    "c": 0.14251,
    "h": 259
  },
  "luminance": 0.25398
}

Semantic roles & 50–950 ramp

primary

#538AE0

secondary

#E2CDAC

accent

#8814D1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538AE0

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

Preview Lab → · Contrast checker → · Palette generator →