#5271EB#5271EB

#5271EB is a mid, vivid blue. Relative luminance 0.196; OKLCH L 59.1% C 0.187 H 269.2°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#5271EB
RGB	rgb(82, 113, 235)
HSL	hsl(228, 79%, 62%)
HSV	hsv(228, 65%, 92%)
CMYK	cmyk(65.1%, 51.9%, 0%, 7.8%)
CIE-LAB	lab(51.38, 27.23, -65.10)
CIE-LCH	lch(51.38, 70.57, 292.70°)
OKLab	oklab(59.1% -0.0025 -0.1869)
OKLCH	oklch(59.1% 0.187 269.2)
XYZ	xyz(24.3751, 19.6000, 81.0798)
Luminance	0.1960 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5271EB #EBCC52

analogous

#52BEEB #5271EB #7F52EB

triadic

#5271EB #EB5271 #71EB52

tetradic

#5271EB #EB52BE #EBCC52 #52EB7F

square

#5271EB #EB52BE #EBCC52 #52EB7F

split-complementary

#5271EB #EB7F52 #BEEB52

monochromatic

#1433AE #1B44E5 #5271EB #899EF1 #C0CBF8

Accessibility & contrast

On white

4.27

#5271EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#5271EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5271EB

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5271EB	#FFFFFF	#000000	##000000
##5271EB	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2382EF

Deuteranopia (green-blind)

#0074E9

Tritanopia (blue-blind)

#008EA3

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5271eb;
/* rgb */ color: rgb(82, 113, 235);
/* oklch */ color: oklch(59.1% 0.187 269.2);

Tailwind

colors: {
  custom: {
    50: '#9299f2',
    500: '#5271eb',
    950: '#000000',
  },
}

SCSS

$custom: #5271eb;
$custom-light: #9299f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5271eb",
  "rgb": {
    "r": 82,
    "g": 113,
    "b": 235
  },
  "hsl": {
    "h": 227.843,
    "s": 79.275,
    "l": 62.157
  },
  "oklch": {
    "l": 0.59103,
    "c": 0.18696,
    "h": 269.2
  },
  "luminance": 0.19602
}

Semantic roles & 50–950 ramp

primary

#5271EB

secondary

#E8DDB0

accent

#B10ADC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5271EB

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

Preview Lab → · Contrast checker → · Palette generator →