#538ADF#538ADF

#538ADF is a light, vivid blue. Relative luminance 0.253; OKLCH L 63.5% C 0.141 H 258.8°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#538ADF
RGB	rgb(83, 138, 223)
HSL	hsl(216, 69%, 60%)
HSV	hsv(216, 63%, 87%)
CMYK	cmyk(62.8%, 38.1%, 0%, 12.5%)
CIE-LAB	lab(57.41, 8.04, -48.74)
CIE-LCH	lch(57.41, 49.40, 279.37°)
OKLab	oklab(63.51% -0.0274 -0.1385)
OKLCH	oklch(63.51% 0.141 258.8)
XYZ	xyz(25.9703, 25.3412, 73.3205)
Luminance	0.2534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538ADF #DFA853

analogous

#53D0DF #538ADF #6253DF

triadic

#538ADF #DF538A #8ADF53

tetradic

#538ADF #DF53D0 #DFA853 #53DF62

square

#538ADF #DF53D0 #DFA853 #53DF62

split-complementary

#538ADF #DF6253 #D0DF53

monochromatic

#1D4E9B #2668CE #538ADF #87ADE9 #BAD0F2

Accessibility & contrast

On white

3.46

#538ADF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#538ADF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538ADF

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538ADF	#FFFFFF	#000000	##000000
##538ADF	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6591E2

Deuteranopia (green-blind)

#5184DD

Tritanopia (blue-blind)

#009DAA

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #538adf;
/* rgb */ color: rgb(83, 138, 223);
/* oklch */ color: oklch(63.5% 0.141 258.8);

Tailwind

colors: {
  custom: {
    50: '#90abe9',
    500: '#538adf',
    950: '#000000',
  },
}

SCSS

$custom: #538adf;
$custom-light: #90abe9;
$custom-dark: #000000;

JSON

{
  "hex": "#538adf",
  "rgb": {
    "r": 83,
    "g": 138,
    "b": 223
  },
  "hsl": {
    "h": 216.429,
    "s": 68.627,
    "l": 60
  },
  "oklch": {
    "l": 0.63506,
    "c": 0.14118,
    "h": 258.8
  },
  "luminance": 0.25344
}

Semantic roles & 50–950 ramp

primary

#538ADF

secondary

#E2CDAC

accent

#A73CEB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538ADF

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

Preview Lab → · Contrast checker → · Palette generator →