#5387F0#5387F0

#5387F0 is a light, vivid blue. Relative luminance 0.255; OKLCH L 63.9% C 0.167 H 262.8°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#5387F0
RGB	rgb(83, 135, 240)
HSL	hsl(220, 84%, 63%)
HSV	hsv(220, 65%, 94%)
CMYK	cmyk(65.4%, 43.8%, 0%, 5.9%)
CIE-LAB	lab(57.52, 15.63, -58.02)
CIE-LCH	lch(57.52, 60.09, 285.07°)
OKLab	oklab(63.89% -0.0211 -0.1658)
OKLCH	oklch(63.89% 0.167 262.8)
XYZ	xyz(27.9539, 25.4555, 85.8614)
Luminance	0.2546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5387F0 #F0BC53

analogous

#53D6F0 #5387F0 #6D53F0

triadic

#5387F0 #F05387 #87F053

tetradic

#5387F0 #F053D6 #F0BC53 #53F06D

square

#5387F0 #F053D6 #F0BC53 #53F06D

split-complementary

#5387F0 #F06D53 #D6F053

monochromatic

#1048B9 #1B60EB #5387F0 #8BAEF5 #C4D6FA

Accessibility & contrast

On white

3.45

#5387F0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#5387F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5387F0

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5387F0	#FFFFFF	#000000	##000000
##5387F0	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5492F4

Deuteranopia (green-blind)

#3A83EE

Tritanopia (blue-blind)

#009FB0

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5387f0;
/* rgb */ color: rgb(83, 135, 240);
/* oklch */ color: oklch(63.9% 0.167 262.8);

Tailwind

colors: {
  custom: {
    50: '#92a9f5',
    500: '#5387f0',
    950: '#000000',
  },
}

SCSS

$custom: #5387f0;
$custom-light: #92a9f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5387f0",
  "rgb": {
    "r": 83,
    "g": 135,
    "b": 240
  },
  "hsl": {
    "h": 220.127,
    "s": 83.957,
    "l": 63.333
  },
  "oklch": {
    "l": 0.63893,
    "c": 0.16711,
    "h": 262.8
  },
  "luminance": 0.25458
}

Semantic roles & 50–950 ramp

primary

#5387F0

secondary

#EBD9B3

accent

#9805E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5387F0

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

Preview Lab → · Contrast checker → · Palette generator →