#538AE8#538AE8

#538AE8 is a light, vivid blue. Relative luminance 0.258; OKLCH L 64.0% C 0.153 H 260.4°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#538AE8
RGB	rgb(83, 138, 232)
HSL	hsl(218, 76%, 62%)
HSV	hsv(218, 64%, 91%)
CMYK	cmyk(64.2%, 40.5%, 0%, 9%)
CIE-LAB	lab(57.88, 11.09, -52.99)
CIE-LCH	lch(57.88, 54.14, 281.82°)
OKLab	oklab(64.03% -0.0254 -0.151)
OKLCH	oklch(64.03% 0.153 260.4)
XYZ	xyz(27.2161, 25.8396, 79.8815)
Luminance	0.2584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538AE8 #E8B153

analogous

#53D5E8 #538AE8 #6753E8

triadic

#538AE8 #E8538A #8AE853

tetradic

#538AE8 #E853D5 #E8B153 #53E867

square

#538AE8 #E853D5 #E8B153 #53E867

split-complementary

#538AE8 #E86753 #D5E853

monochromatic

#174DAA #1E66E0 #538AE8 #89AFEF #BFD3F6

Accessibility & contrast

On white

3.40

#538AE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#538AE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538AE8

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538AE8	#FFFFFF	#000000	##000000
##538AE8	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F93EC

Deuteranopia (green-blind)

#4985E6

Tritanopia (blue-blind)

#009FAE

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #538ae8;
/* rgb */ color: rgb(83, 138, 232);
/* oklch */ color: oklch(64.0% 0.153 260.4);

Tailwind

colors: {
  custom: {
    50: '#91abf0',
    500: '#538ae8',
    950: '#000000',
  },
}

SCSS

$custom: #538ae8;
$custom-light: #91abf0;
$custom-dark: #000000;

JSON

{
  "hex": "#538ae8",
  "rgb": {
    "r": 83,
    "g": 138,
    "b": 232
  },
  "hsl": {
    "h": 217.852,
    "s": 76.41,
    "l": 61.765
  },
  "oklch": {
    "l": 0.64032,
    "c": 0.15311,
    "h": 260.4
  },
  "luminance": 0.25842
}

Semantic roles & 50–950 ramp

primary

#538AE8

secondary

#E7D3B0

accent

#8D0DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538AE8

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

Preview Lab → · Contrast checker → · Palette generator →