#538BE8#538BE8

#538BE8 is a light, vivid blue. Relative luminance 0.261; OKLCH L 64.2% C 0.152 H 260.0°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#538BE8
RGB	rgb(83, 139, 232)
HSL	hsl(217, 76%, 62%)
HSV	hsv(217, 64%, 91%)
CMYK	cmyk(64.2%, 40.1%, 0%, 9%)
CIE-LAB	lab(58.16, 10.49, -52.56)
CIE-LCH	lch(58.16, 53.60, 281.29°)
OKLab	oklab(64.24% -0.0264 -0.1497)
OKLCH	oklch(64.24% 0.152 260)
XYZ	xyz(27.3602, 26.1278, 79.9296)
Luminance	0.2613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BE8 #E8B053

analogous

#53D5E8 #538BE8 #6653E8

triadic

#538BE8 #E8538B #8BE853

tetradic

#538BE8 #E853D5 #E8B053 #53E866

square

#538BE8 #E853D5 #E8B053 #53E866

split-complementary

#538BE8 #E86653 #D5E853

monochromatic

#174EAA #1E67E0 #538BE8 #89AFEF #BFD4F6

Accessibility & contrast

On white

3.37

#538BE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#538BE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BE8

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BE8	#FFFFFF	#000000	##000000
##538BE8	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6193EC

Deuteranopia (green-blind)

#4B85E6

Tritanopia (blue-blind)

#00A0AE

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #538be8;
/* rgb */ color: rgb(83, 139, 232);
/* oklch */ color: oklch(64.2% 0.152 260.0);

Tailwind

colors: {
  custom: {
    50: '#91acf0',
    500: '#538be8',
    950: '#000000',
  },
}

SCSS

$custom: #538be8;
$custom-light: #91acf0;
$custom-dark: #000000;

JSON

{
  "hex": "#538be8",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 232
  },
  "hsl": {
    "h": 217.45,
    "s": 76.41,
    "l": 61.765
  },
  "oklch": {
    "l": 0.64244,
    "c": 0.15199,
    "h": 260
  },
  "luminance": 0.2613
}

Semantic roles & 50–950 ramp

primary

#538BE8

secondary

#E7D2B0

accent

#8C0DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538BE8

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

Preview Lab → · Contrast checker → · Palette generator →