#5387EB#5387EB

#5387EB is a light, vivid blue. Relative luminance 0.252; OKLCH L 63.6% C 0.160 H 262.1°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#5387EB
RGB	rgb(83, 135, 235)
HSL	hsl(219, 79%, 62%)
HSV	hsv(219, 65%, 92%)
CMYK	cmyk(64.7%, 42.6%, 0%, 7.8%)
CIE-LAB	lab(57.23, 13.92, -55.70)
CIE-LCH	lch(57.23, 57.41, 284.03°)
OKLab	oklab(63.58% -0.022 -0.159)
OKLCH	oklch(63.58% 0.16 262.1)
XYZ	xyz(27.2214, 25.1625, 82.0034)
Luminance	0.2516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5387EB #EBB753

analogous

#53D3EB #5387EB #6B53EB

triadic

#5387EB #EB5387 #87EB53

tetradic

#5387EB #EB53D3 #EBB753 #53EB6B

square

#5387EB #EB53D3 #EBB753 #53EB6B

split-complementary

#5387EB #EB6B53 #D3EB53

monochromatic

#1449AF #1C61E5 #5387EB #8AADF1 #C1D3F8

Accessibility & contrast

On white

3.48

#5387EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#5387EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5387EB

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5387EB	#FFFFFF	#000000	##000000
##5387EB	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5891EF

Deuteranopia (green-blind)

#4083E9

Tritanopia (blue-blind)

#009EAD

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #5387eb;
/* rgb */ color: rgb(83, 135, 235);
/* oklch */ color: oklch(63.6% 0.160 262.1);

Tailwind

colors: {
  custom: {
    50: '#92a9f2',
    500: '#5387eb',
    950: '#000000',
  },
}

SCSS

$custom: #5387eb;
$custom-light: #92a9f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5387eb",
  "rgb": {
    "r": 83,
    "g": 135,
    "b": 235
  },
  "hsl": {
    "h": 219.474,
    "s": 79.167,
    "l": 62.353
  },
  "oklch": {
    "l": 0.63583,
    "c": 0.16047,
    "h": 262.1
  },
  "luminance": 0.25165
}

Semantic roles & 50–950 ramp

primary

#5387EB

secondary

#E9D6B1

accent

#940ADB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5387EB

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

Preview Lab → · Contrast checker → · Palette generator →