#5B40DB#5B40DB

#5B40DB is a mid, highly saturated violet. Relative luminance 0.110; OKLCH L 50.2% C 0.222 H 282.9°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#5B40DB
RGB	rgb(91, 64, 219)
HSL	hsl(250, 68%, 55%)
HSV	hsv(250, 71%, 86%)
CMYK	cmyk(58.4%, 70.8%, 0%, 14.1%)
CIE-LAB	lab(39.59, 52.39, -75.22)
CIE-LCH	lch(39.59, 91.67, 304.86°)
OKLab	oklab(50.2% 0.0494 -0.2167)
OKLCH	oklch(50.2% 0.222 282.9)
XYZ	xyz(18.9300, 11.0042, 68.1306)
Luminance	0.1100 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 3.29

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B40DB #C0DB40

analogous

#4072DB #5B40DB #A940DB

triadic

#5B40DB #DB5B40 #40DB5B

tetradic

#5B40DB #DB4072 #C0DB40 #40DBA9

square

#5B40DB #DB4072 #C0DB40 #40DBA9

split-complementary

#5B40DB #DBA940 #72DB40

monochromatic

#2D1987 #3E23BB #5B40DB #8773E5 #B3A7EE

Accessibility & contrast

On white

6.56

#5B40DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#5B40DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B40DB

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B40DB	#FFFFFF	#000000	##FFFFFF
##5B40DB	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E0

Deuteranopia (green-blind)

#0058D8

Tritanopia (blue-blind)

#036A89

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #5b40db;
/* rgb */ color: rgb(91, 64, 219);
/* oklch */ color: oklch(50.2% 0.222 282.9);

Tailwind

colors: {
  custom: {
    50: '#9778e7',
    500: '#5b40db',
    950: '#000000',
  },
}

SCSS

$custom: #5b40db;
$custom-light: #9778e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5b40db",
  "rgb": {
    "r": 91,
    "g": 64,
    "b": 219
  },
  "hsl": {
    "h": 250.452,
    "s": 68.282,
    "l": 55.49
  },
  "oklch": {
    "l": 0.50201,
    "c": 0.22228,
    "h": 282.9
  },
  "luminance": 0.11005
}

Semantic roles & 50–950 ramp

primary

#5B40DB

secondary

#D0DC9B

accent

#EB3DCD

background

#FAF7FE

surface

#F3EDFD

border

#CDC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #5B40DB

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

Preview Lab → · Contrast checker → · Palette generator →