#5281DD#5281DD

#5281DD is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.4% C 0.149 H 262.5°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#5281DD
RGB	rgb(82, 129, 221)
HSL	hsl(220, 67%, 59%)
HSV	hsv(220, 63%, 87%)
CMYK	cmyk(62.9%, 41.6%, 0%, 13.3%)
CIE-LAB	lab(54.78, 12.61, -51.81)
CIE-LCH	lch(54.78, 53.32, 283.68°)
OKLab	oklab(61.42% -0.0195 -0.1476)
OKLCH	oklch(61.42% 0.149 262.5)
XYZ	xyz(24.3765, 22.7126, 71.4919)
Luminance	0.2271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5281DD #DDAE52

analogous

#52C7DD #5281DD #6952DD

triadic

#5281DD #DD5281 #81DD52

tetradic

#5281DD #DD52C7 #DDAE52 #52DD69

square

#5281DD #DD52C7 #DDAE52 #52DD69

split-complementary

#5281DD #DD6952 #C7DD52

monochromatic

#1E4797 #285FCA #5281DD #85A6E7 #B8CCF1

Accessibility & contrast

On white

3.79

#5281DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#5281DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5281DD

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5281DD	#FFFFFF	#000000	##000000
##5281DD	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#578AE1

Deuteranopia (green-blind)

#427DDB

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5281dd;
/* rgb */ color: rgb(82, 129, 221);
/* oklch */ color: oklch(61.4% 0.149 262.5);

Tailwind

colors: {
  custom: {
    50: '#8fa5e8',
    500: '#5281dd',
    950: '#000000',
  },
}

SCSS

$custom: #5281dd;
$custom-light: #8fa5e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5281dd",
  "rgb": {
    "r": 82,
    "g": 129,
    "b": 221
  },
  "hsl": {
    "h": 219.712,
    "s": 67.15,
    "l": 59.412
  },
  "oklch": {
    "l": 0.61421,
    "c": 0.14891,
    "h": 262.5
  },
  "luminance": 0.22715
}

Semantic roles & 50–950 ramp

primary

#5281DD

secondary

#E0CEAA

accent

#B03EEA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #5281DD

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

Preview Lab → · Contrast checker → · Palette generator →