#5B47DB#5B47DB

#5B47DB is a mid, highly saturated blue. Relative luminance 0.118; OKLCH L 51.2% C 0.215 H 281.8°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#5B47DB
RGB	rgb(91, 71, 219)
HSL	hsl(248, 67%, 57%)
HSV	hsv(248, 68%, 86%)
CMYK	cmyk(58.4%, 67.6%, 0%, 14.1%)
CIE-LAB	lab(40.97, 48.59, -72.96)
CIE-LCH	lch(40.97, 87.66, 303.66°)
OKLab	oklab(51.19% 0.044 -0.2101)
OKLCH	oklch(51.19% 0.215 281.8)
XYZ	xyz(19.3498, 11.8438, 68.2705)
Luminance	0.1184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.27

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B47DB #C7DB47

analogous

#477DDB #5B47DB #A547DB

triadic

#5B47DB #DB5B47 #47DB5B

tetradic

#5B47DB #DB477D #C7DB47 #47DBA5

square

#5B47DB #DB477D #C7DB47 #47DBA5

split-complementary

#5B47DB #DBA547 #7DDB47

monochromatic

#2B1B8C #3A25BF #5B47DB #897AE5 #B6ADEF

Accessibility & contrast

On white

6.23

#5B47DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#5B47DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B47DB

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B47DB	#FFFFFF	#000000	##FFFFFF
##5B47DB	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066E0

Deuteranopia (green-blind)

#005BD8

Tritanopia (blue-blind)

#006E8B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #5b47db;
/* rgb */ color: rgb(91, 71, 219);
/* oklch */ color: oklch(51.2% 0.215 281.8);

Tailwind

colors: {
  custom: {
    50: '#967ce7',
    500: '#5b47db',
    950: '#000000',
  },
}

SCSS

$custom: #5b47db;
$custom-light: #967ce7;
$custom-dark: #000000;

JSON

{
  "hex": "#5b47db",
  "rgb": {
    "r": 91,
    "g": 71,
    "b": 219
  },
  "hsl": {
    "h": 248.108,
    "s": 67.273,
    "l": 56.863
  },
  "oklch": {
    "l": 0.51188,
    "c": 0.21466,
    "h": 281.8
  },
  "luminance": 0.11845
}

Semantic roles & 50–950 ramp

primary

#5B47DB

secondary

#D5DDA1

accent

#EA3ED3

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0F0916

muted

#7E7B84

Preview Lab

Preview with #5B47DB

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

Preview Lab → · Contrast checker → · Palette generator →