#5381EE#5381EE

#5381EE is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.5% C 0.171 H 264.7°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#5381EE
RGB	rgb(83, 129, 238)
HSL	hsl(222, 82%, 63%)
HSV	hsv(222, 65%, 93%)
CMYK	cmyk(65.1%, 45.8%, 0%, 6.7%)
CIE-LAB	lab(55.80, 18.59, -59.67)
CIE-LCH	lch(55.80, 62.50, 287.30°)
OKLab	oklab(62.53% -0.0158 -0.1707)
OKLCH	oklch(62.53% 0.171 264.7)
XYZ	xyz(26.8448, 23.7100, 84.0341)
Luminance	0.2371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5381EE #EEC053

analogous

#53CEEE #5381EE #7353EE

triadic

#5381EE #EE5381 #81EE53

tetradic

#5381EE #EE53CE #EEC053 #53EE73

square

#5381EE #EE53CE #EEC053 #53EE73

split-complementary

#5381EE #EE7353 #CEEE53

monochromatic

#1242B5 #1B58E8 #5381EE #8BAAF4 #C2D3F9

Accessibility & contrast

On white

3.66

#5381EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#5381EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5381EE

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5381EE	#FFFFFF	#000000	##000000
##5381EE	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A8DF2

Deuteranopia (green-blind)

#2D7FEC

Tritanopia (blue-blind)

#009AAC

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5381ee;
/* rgb */ color: rgb(83, 129, 238);
/* oklch */ color: oklch(62.5% 0.171 264.7);

Tailwind

colors: {
  custom: {
    50: '#92a5f4',
    500: '#5381ee',
    950: '#000000',
  },
}

SCSS

$custom: #5381ee;
$custom-light: #92a5f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5381ee",
  "rgb": {
    "r": 83,
    "g": 129,
    "b": 238
  },
  "hsl": {
    "h": 222.194,
    "s": 82.011,
    "l": 62.941
  },
  "oklch": {
    "l": 0.62534,
    "c": 0.17143,
    "h": 264.7
  },
  "luminance": 0.23713
}

Semantic roles & 50–950 ramp

primary

#5381EE

secondary

#EADAB2

accent

#9F07DE

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5381EE

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

Preview Lab → · Contrast checker → · Palette generator →