#538DE8#538DE8

#538DE8 is a light, vivid blue. Relative luminance 0.267; OKLCH L 64.7% C 0.150 H 259.1°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#538DE8
RGB	rgb(83, 141, 232)
HSL	hsl(217, 76%, 62%)
HSV	hsv(217, 64%, 91%)
CMYK	cmyk(64.2%, 39.2%, 0%, 9%)
CIE-LAB	lab(58.71, 9.30, -51.69)
CIE-LCH	lch(58.71, 52.52, 280.20°)
OKLab	oklab(64.67% -0.0284 -0.1471)
OKLCH	oklch(64.67% 0.15 259.1)
XYZ	xyz(27.6525, 26.7123, 80.0270)
Luminance	0.2671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538DE8 #E8AE53

analogous

#53D8E8 #538DE8 #6453E8

triadic

#538DE8 #E8538D #8DE853

tetradic

#538DE8 #E853D8 #E8AE53 #53E864

square

#538DE8 #E853D8 #E8AE53 #53E864

split-complementary

#538DE8 #E86453 #D8E853

monochromatic

#1750AA #1E69E0 #538DE8 #89B1EF #BFD5F6

Accessibility & contrast

On white

3.31

#538DE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#538DE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538DE8

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538DE8	#FFFFFF	#000000	##000000
##538DE8	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6495EC

Deuteranopia (green-blind)

#4E87E6

Tritanopia (blue-blind)

#00A2AF

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #538de8;
/* rgb */ color: rgb(83, 141, 232);
/* oklch */ color: oklch(64.7% 0.150 259.1);

Tailwind

colors: {
  custom: {
    50: '#91adf0',
    500: '#538de8',
    950: '#000000',
  },
}

SCSS

$custom: #538de8;
$custom-light: #91adf0;
$custom-dark: #000000;

JSON

{
  "hex": "#538de8",
  "rgb": {
    "r": 83,
    "g": 141,
    "b": 232
  },
  "hsl": {
    "h": 216.644,
    "s": 76.41,
    "l": 61.765
  },
  "oklch": {
    "l": 0.6467,
    "c": 0.14981,
    "h": 259.1
  },
  "luminance": 0.26715
}

Semantic roles & 50–950 ramp

primary

#538DE8

secondary

#E7D2B0

accent

#890DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538DE8

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

Preview Lab → · Contrast checker → · Palette generator →