#5287DD#5287DD

#5287DD is a light, vivid blue. Relative luminance 0.243; OKLCH L 62.7% C 0.142 H 259.6°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#5287DD
RGB	rgb(82, 135, 221)
HSL	hsl(217, 67%, 59%)
HSV	hsv(217, 63%, 87%)
CMYK	cmyk(62.9%, 38.9%, 0%, 13.3%)
CIE-LAB	lab(56.43, 8.99, -49.18)
CIE-LCH	lch(56.43, 49.99, 280.36°)
OKLab	oklab(62.7% -0.0256 -0.1398)
OKLCH	oklch(62.7% 0.142 259.6)
XYZ	xyz(25.1902, 24.3399, 71.7632)
Luminance	0.2434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5287DD #DDA852

analogous

#52CDDD #5287DD #6352DD

triadic

#5287DD #DD5287 #87DD52

tetradic

#5287DD #DD52CD #DDA852 #52DD63

square

#5287DD #DD52CD #DDA852 #52DD63

split-complementary

#5287DD #DD6352 #CDDD52

monochromatic

#1E4C97 #2866CA #5287DD #85AAE7 #B8CEF1

Accessibility & contrast

On white

3.58

#5287DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#5287DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5287DD

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5287DD	#FFFFFF	#000000	##000000
##5287DD	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#618EE0

Deuteranopia (green-blind)

#4D81DB

Tritanopia (blue-blind)

#009BA7

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5287dd;
/* rgb */ color: rgb(82, 135, 221);
/* oklch */ color: oklch(62.7% 0.142 259.6);

Tailwind

colors: {
  custom: {
    50: '#8fa9e8',
    500: '#5287dd',
    950: '#000000',
  },
}

SCSS

$custom: #5287dd;
$custom-light: #8fa9e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5287dd",
  "rgb": {
    "r": 82,
    "g": 135,
    "b": 221
  },
  "hsl": {
    "h": 217.122,
    "s": 67.15,
    "l": 59.412
  },
  "oklch": {
    "l": 0.62699,
    "c": 0.14216,
    "h": 259.6
  },
  "luminance": 0.24342
}

Semantic roles & 50–950 ramp

primary

#5287DD

secondary

#E0CCAA

accent

#A83EEA

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #5287DD

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

Preview Lab → · Contrast checker → · Palette generator →