#5381E1#5381E1

#5381E1 is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.7% C 0.154 H 263.3°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#5381E1
RGB	rgb(83, 129, 225)
HSL	hsl(221, 70%, 60%)
HSV	hsv(221, 63%, 88%)
CMYK	cmyk(63.1%, 42.7%, 0%, 11.8%)
CIE-LAB	lab(55.05, 14.15, -53.62)
CIE-LCH	lch(55.05, 55.45, 284.78°)
OKLab	oklab(61.71% -0.0179 -0.1529)
OKLCH	oklch(61.71% 0.154 263.3)
XYZ	xyz(25.0034, 22.9735, 74.3362)
Luminance	0.2298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5381E1 #E1B353

analogous

#53C8E1 #5381E1 #6C53E1

triadic

#5381E1 #E15381 #81E153

tetradic

#5381E1 #E153C8 #E1B353 #53E16C

square

#5381E1 #E153C8 #E1B353 #53E16C

split-complementary

#5381E1 #E16C53 #C8E153

monochromatic

#1C469E #255DD2 #5381E1 #87A7EA #BBCDF3

Accessibility & contrast

On white

3.75

#5381E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#5381E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5381E1

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5381E1	#FFFFFF	#000000	##000000
##5381E1	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#558BE5

Deuteranopia (green-blind)

#3F7EDF

Tritanopia (blue-blind)

#0097A6

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #5381e1;
/* rgb */ color: rgb(83, 129, 225);
/* oklch */ color: oklch(61.7% 0.154 263.3);

Tailwind

colors: {
  custom: {
    50: '#90a5eb',
    500: '#5381e1',
    950: '#000000',
  },
}

SCSS

$custom: #5381e1;
$custom-light: #90a5eb;
$custom-dark: #000000;

JSON

{
  "hex": "#5381e1",
  "rgb": {
    "r": 83,
    "g": 129,
    "b": 225
  },
  "hsl": {
    "h": 220.563,
    "s": 70.297,
    "l": 60.392
  },
  "oklch": {
    "l": 0.61714,
    "c": 0.15397,
    "h": 263.3
  },
  "luminance": 0.22976
}

Semantic roles & 50–950 ramp

primary

#5381E1

secondary

#E3D1AD

accent

#9413D2

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5381E1

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

Preview Lab → · Contrast checker → · Palette generator →