#538ADE#538ADE

#538ADE is a light, vivid blue. Relative luminance 0.253; OKLCH L 63.4% C 0.140 H 258.6°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#538ADE
RGB	rgb(83, 138, 222)
HSL	hsl(216, 68%, 60%)
HSV	hsv(216, 63%, 87%)
CMYK	cmyk(62.6%, 37.8%, 0%, 12.9%)
CIE-LAB	lab(57.35, 7.71, -48.26)
CIE-LCH	lch(57.35, 48.87, 279.07°)
OKLab	oklab(63.45% -0.0276 -0.1371)
OKLCH	oklch(63.45% 0.14 258.6)
XYZ	xyz(25.8359, 25.2875, 72.6125)
Luminance	0.2529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538ADE #DEA753

analogous

#53D0DE #538ADE #6253DE

triadic

#538ADE #DE538A #8ADE53

tetradic

#538ADE #DE53D0 #DEA753 #53DE62

square

#538ADE #DE53D0 #DEA753 #53DE62

split-complementary

#538ADE #DE6253 #D0DE53

monochromatic

#1D4E99 #2769CD #538ADE #86ADE8 #BAD0F2

Accessibility & contrast

On white

3.47

#538ADE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#538ADE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538ADE

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538ADE	#FFFFFF	#000000	##000000
##538ADE	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6591E1

Deuteranopia (green-blind)

#5284DC

Tritanopia (blue-blind)

#009DA9

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #538ade;
/* rgb */ color: rgb(83, 138, 222);
/* oklch */ color: oklch(63.4% 0.140 258.6);

Tailwind

colors: {
  custom: {
    50: '#8fabe9',
    500: '#538ade',
    950: '#000000',
  },
}

SCSS

$custom: #538ade;
$custom-light: #8fabe9;
$custom-dark: #000000;

JSON

{
  "hex": "#538ade",
  "rgb": {
    "r": 83,
    "g": 138,
    "b": 222
  },
  "hsl": {
    "h": 216.259,
    "s": 67.805,
    "l": 59.804
  },
  "oklch": {
    "l": 0.63449,
    "c": 0.13986,
    "h": 258.6
  },
  "luminance": 0.2529
}

Semantic roles & 50–950 ramp

primary

#538ADE

secondary

#E1CCAC

accent

#A63DEB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538ADE

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

Preview Lab → · Contrast checker → · Palette generator →