#5381E5#5381E5

#5381E5 is a mid, vivid blue. Relative luminance 0.232; OKLCH L 62.0% C 0.159 H 263.8°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#5381E5
RGB	rgb(83, 129, 229)
HSL	hsl(221, 74%, 61%)
HSV	hsv(221, 64%, 90%)
CMYK	cmyk(63.8%, 43.7%, 0%, 10.2%)
CIE-LAB	lab(55.27, 15.51, -55.49)
CIE-LCH	lch(55.27, 57.62, 285.61°)
OKLab	oklab(61.96% -0.0172 -0.1584)
OKLCH	oklch(61.96% 0.159 263.8)
XYZ	xyz(25.5555, 23.1943, 77.2437)
Luminance	0.2320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5381E5 #E5B753

analogous

#53CAE5 #5381E5 #6E53E5

triadic

#5381E5 #E55381 #81E553

tetradic

#5381E5 #E553CA #E5B753 #53E56E

square

#5381E5 #E553CA #E5B753 #53E56E

split-complementary

#5381E5 #E56E53 #CAE553

monochromatic

#1945A5 #215BDA #5381E5 #88A8ED #BDCFF5

Accessibility & contrast

On white

3.72

#5381E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#5381E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5381E5

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5381E5	#FFFFFF	#000000	##000000
##5381E5	1.00	3.72	5.64	5.64
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#528CE9

Deuteranopia (green-blind)

#3A7EE3

Tritanopia (blue-blind)

#0098A8

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #5381e5;
/* rgb */ color: rgb(83, 129, 229);
/* oklch */ color: oklch(62.0% 0.159 263.8);

Tailwind

colors: {
  custom: {
    50: '#91a5ee',
    500: '#5381e5',
    950: '#000000',
  },
}

SCSS

$custom: #5381e5;
$custom-light: #91a5ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5381e5",
  "rgb": {
    "r": 83,
    "g": 129,
    "b": 229
  },
  "hsl": {
    "h": 221.096,
    "s": 73.737,
    "l": 61.176
  },
  "oklch": {
    "l": 0.61963,
    "c": 0.15937,
    "h": 263.8
  },
  "luminance": 0.23197
}

Semantic roles & 50–950 ramp

primary

#5381E5

secondary

#E5D4AE

accent

#9710D6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5381E5

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

Preview Lab → · Contrast checker → · Palette generator →