#5387EC#5387EC

#5387EC is a light, vivid blue. Relative luminance 0.252; OKLCH L 63.6% C 0.162 H 262.3°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#5387EC
RGB	rgb(83, 135, 236)
HSL	hsl(220, 80%, 63%)
HSV	hsv(220, 65%, 93%)
CMYK	cmyk(64.8%, 42.8%, 0%, 7.5%)
CIE-LAB	lab(57.29, 14.26, -56.17)
CIE-LCH	lch(57.29, 57.95, 284.25°)
OKLab	oklab(63.64% -0.0218 -0.1603)
OKLCH	oklch(63.64% 0.162 262.3)
XYZ	xyz(27.3662, 25.2205, 82.7665)
Luminance	0.2522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5387EC #ECB853

analogous

#53D3EC #5387EC #6C53EC

triadic

#5387EC #EC5387 #87EC53

tetradic

#5387EC #EC53D3 #ECB853 #53EC6C

square

#5387EC #EC53D3 #ECB853 #53EC6C

split-complementary

#5387EC #EC6C53 #D3EC53

monochromatic

#1449B1 #1C61E6 #5387EC #8AADF2 #C1D4F8

Accessibility & contrast

On white

3.47

#5387EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#5387EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5387EC

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5387EC	#FFFFFF	#000000	##000000
##5387EC	1.00	3.47	6.04	6.04
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5791F0

Deuteranopia (green-blind)

#3F83EA

Tritanopia (blue-blind)

#009EAE

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5387ec;
/* rgb */ color: rgb(83, 135, 236);
/* oklch */ color: oklch(63.6% 0.162 262.3);

Tailwind

colors: {
  custom: {
    50: '#92a9f3',
    500: '#5387ec',
    950: '#000000',
  },
}

SCSS

$custom: #5387ec;
$custom-light: #92a9f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5387ec",
  "rgb": {
    "r": 83,
    "g": 135,
    "b": 236
  },
  "hsl": {
    "h": 219.608,
    "s": 80.105,
    "l": 62.549
  },
  "oklch": {
    "l": 0.63644,
    "c": 0.1618,
    "h": 262.3
  },
  "luminance": 0.25223
}

Semantic roles & 50–950 ramp

primary

#5387EC

secondary

#E9D6B2

accent

#9509DC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5387EC

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

Preview Lab → · Contrast checker → · Palette generator →