#538AF4#538AF4

#538AF4 is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.8% C 0.169 H 262.1°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#538AF4
RGB	rgb(83, 138, 244)
HSL	hsl(220, 88%, 64%)
HSV	hsv(220, 66%, 96%)
CMYK	cmyk(66%, 43.4%, 0%, 4.3%)
CIE-LAB	lab(58.55, 15.19, -58.58)
CIE-LCH	lch(58.55, 60.52, 284.53°)
OKLab	oklab(64.76% -0.0232 -0.1674)
OKLCH	oklch(64.76% 0.169 262.1)
XYZ	xyz(28.9791, 26.5448, 89.1669)
Luminance	0.2655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538AF4 #F4BD53

analogous

#53DBF4 #538AF4 #6D53F4

triadic

#538AF4 #F4538A #8AF453

tetradic

#538AF4 #F453DB #F4BD53 #53F46D

square

#538AF4 #F453DB #F4BD53 #53F46D

split-complementary

#538AF4 #F46D53 #DBF453

monochromatic

#0C4AC0 #1963F0 #538AF4 #8DB1F8 #C6D8FB

Accessibility & contrast

On white

3.33

#538AF4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#538AF4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538AF4

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538AF4	#FFFFFF	#000000	##000000
##538AF4	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5795F8

Deuteranopia (green-blind)

#3B86F2

Tritanopia (blue-blind)

#00A2B3

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #538af4;
/* rgb */ color: rgb(83, 138, 244);
/* oklch */ color: oklch(64.8% 0.169 262.1);

Tailwind

colors: {
  custom: {
    50: '#93abf8',
    500: '#538af4',
    950: '#000000',
  },
}

SCSS

$custom: #538af4;
$custom-light: #93abf8;
$custom-dark: #000000;

JSON

{
  "hex": "#538af4",
  "rgb": {
    "r": 83,
    "g": 138,
    "b": 244
  },
  "hsl": {
    "h": 219.503,
    "s": 87.978,
    "l": 64.118
  },
  "oklch": {
    "l": 0.64762,
    "c": 0.16898,
    "h": 262.1
  },
  "luminance": 0.26548
}

Semantic roles & 50–950 ramp

primary

#538AF4

secondary

#EDDAB5

accent

#9701E5

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #538AF4

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

Preview Lab → · Contrast checker → · Palette generator →