#538CFC#538CFC

#538CFC is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.7% C 0.177 H 262.3°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#538CFC
RGB	rgb(83, 140, 252)
HSL	hsl(220, 97%, 66%)
HSV	hsv(220, 67%, 99%)
CMYK	cmyk(67.1%, 44.4%, 0%, 1.2%)
CIE-LAB	lab(59.54, 16.73, -61.40)
CIE-LCH	lch(59.54, 63.63, 285.24°)
OKLab	oklab(65.68% -0.0237 -0.1756)
OKLCH	oklch(65.68% 0.177 262.3)
XYZ	xyz(30.5098, 27.6204, 95.8000)
Luminance	0.2762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538CFC #FCC353

analogous

#53E1FC #538CFC #6E53FC

triadic

#538CFC #FC538C #8CFC53

tetradic

#538CFC #FC53E1 #FCC353 #53FC6E

square

#538CFC #FC53E1 #FCC353 #53FC6E

split-complementary

#538CFC #FC6E53 #E1FC53

monochromatic

#0449D1 #1764FB #538CFC #8FB4FD #CBDCFE

Accessibility & contrast

On white

3.22

#538CFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#538CFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538CFC

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538CFC	#FFFFFF	#000000	##000000
##538CFC	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5598FF

Deuteranopia (green-blind)

#3588FA

Tritanopia (blue-blind)

#00A6B8

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #538cfc;
/* rgb */ color: rgb(83, 140, 252);
/* oklch */ color: oklch(65.7% 0.177 262.3);

Tailwind

colors: {
  custom: {
    50: '#94adfe',
    500: '#538cfc',
    950: '#000000',
  },
}

SCSS

$custom: #538cfc;
$custom-light: #94adfe;
$custom-dark: #000000;

JSON

{
  "hex": "#538cfc",
  "rgb": {
    "r": 83,
    "g": 140,
    "b": 252
  },
  "hsl": {
    "h": 219.763,
    "s": 96.571,
    "l": 65.686
  },
  "oklch": {
    "l": 0.65675,
    "c": 0.17722,
    "h": 262.3
  },
  "luminance": 0.27623
}

Semantic roles & 50–950 ramp

primary

#538CFC

secondary

#F2DFB9

accent

#9800E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1018

muted

#7E7F86

Preview Lab

Preview with #538CFC

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

Preview Lab → · Contrast checker → · Palette generator →