#5281E3#5281E3

#5281E3 is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.8% C 0.157 H 263.3°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#5281E3
RGB	rgb(82, 129, 227)
HSL	hsl(221, 72%, 61%)
HSV	hsv(221, 64%, 89%)
CMYK	cmyk(63.9%, 43.2%, 0%, 11%)
CIE-LAB	lab(55.11, 14.65, -54.63)
CIE-LCH	lch(55.11, 56.56, 285.02°)
OKLab	oklab(61.79% -0.0184 -0.1559)
OKLCH	oklch(61.79% 0.157 263.3)
XYZ	xyz(25.1902, 23.0380, 75.7774)
Luminance	0.2304 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5281E3 #E3B452

analogous

#52C9E3 #5281E3 #6B52E3

triadic

#5281E3 #E35281 #81E352

tetradic

#5281E3 #E352C9 #E3B452 #52E36B

square

#5281E3 #E352C9 #E3B452 #52E36B

split-complementary

#5281E3 #E36B52 #C9E352

monochromatic

#1A46A1 #235CD5 #5281E3 #87A7EC #BBCEF4

Accessibility & contrast

On white

3.74

#5281E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#5281E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5281E3

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5281E3	#FFFFFF	#000000	##000000
##5281E3	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#538BE7

Deuteranopia (green-blind)

#3C7EE1

Tritanopia (blue-blind)

#0097A7

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #5281e3;
/* rgb */ color: rgb(82, 129, 227);
/* oklch */ color: oklch(61.8% 0.157 263.3);

Tailwind

colors: {
  custom: {
    50: '#90a5ec',
    500: '#5281e3',
    950: '#000000',
  },
}

SCSS

$custom: #5281e3;
$custom-light: #90a5ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5281e3",
  "rgb": {
    "r": 82,
    "g": 129,
    "b": 227
  },
  "hsl": {
    "h": 220.552,
    "s": 72.139,
    "l": 60.588
  },
  "oklch": {
    "l": 0.6179,
    "c": 0.15701,
    "h": 263.3
  },
  "luminance": 0.2304
}

Semantic roles & 50–950 ramp

primary

#5281E3

secondary

#E4D2AD

accent

#9511D4

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5281E3

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

Preview Lab → · Contrast checker → · Palette generator →