#5287E4#5287E4

#5287E4 is a light, vivid blue. Relative luminance 0.247; OKLCH L 63.1% C 0.151 H 260.8°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#5287E4
RGB	rgb(82, 135, 228)
HSL	hsl(218, 73%, 61%)
HSV	hsv(218, 64%, 89%)
CMYK	cmyk(64%, 40.8%, 0%, 10.6%)
CIE-LAB	lab(56.80, 11.36, -52.49)
CIE-LCH	lch(56.80, 53.71, 282.21°)
OKLab	oklab(63.11% -0.0241 -0.1496)
OKLCH	oklch(63.11% 0.151 260.8)
XYZ	xyz(26.1423, 24.7207, 76.7776)
Luminance	0.2472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5287E4 #E4AF52

analogous

#52D0E4 #5287E4 #6652E4

triadic

#5287E4 #E45287 #87E452

tetradic

#5287E4 #E452D0 #E4AF52 #52E466

square

#5287E4 #E452D0 #E4AF52 #52E466

split-complementary

#5287E4 #E46652 #D0E452

monochromatic

#194BA2 #2264D7 #5287E4 #87ACEC #BCD0F5

Accessibility & contrast

On white

3.53

#5287E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#5287E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5287E4

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5287E4	#FFFFFF	#000000	##000000
##5287E4	1.00	3.53	5.94	5.94
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D90E8

Deuteranopia (green-blind)

#4782E2

Tritanopia (blue-blind)

#009CAA

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5287e4;
/* rgb */ color: rgb(82, 135, 228);
/* oklch */ color: oklch(63.1% 0.151 260.8);

Tailwind

colors: {
  custom: {
    50: '#90a9ed',
    500: '#5287e4',
    950: '#000000',
  },
}

SCSS

$custom: #5287e4;
$custom-light: #90a9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5287e4",
  "rgb": {
    "r": 82,
    "g": 135,
    "b": 228
  },
  "hsl": {
    "h": 218.219,
    "s": 73,
    "l": 60.784
  },
  "oklch": {
    "l": 0.63112,
    "c": 0.15149,
    "h": 260.8
  },
  "luminance": 0.24723
}

Semantic roles & 50–950 ramp

primary

#5287E4

secondary

#E5D0AD

accent

#8E10D5

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5287E4

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

Preview Lab → · Contrast checker → · Palette generator →