#5B40CB#5B40CB

#5B40CB is a mid, highly saturated violet. Relative luminance 0.102; OKLCH L 48.8% C 0.203 H 284.9°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#5B40CB
RGB	rgb(91, 64, 203)
HSL	hsl(252, 57%, 52%)
HSV	hsv(252, 68%, 80%)
CMYK	cmyk(55.2%, 68.5%, 0%, 20.4%)
CIE-LAB	lab(38.20, 47.66, -68.27)
CIE-LCH	lch(38.20, 83.26, 304.92°)
OKLab	oklab(48.79% 0.0523 -0.1963)
OKLCH	oklch(48.79% 0.203 284.9)
XYZ	xyz(16.9240, 10.2018, 57.5657)
Luminance	0.1020 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 1.24

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B40CB #B0CB40

analogous

#406ACB #5B40CB #A140CB

triadic

#5B40CB #CB5B40 #40CB5B

tetradic

#5B40CB #CB406A #B0CB40 #40CBA1

square

#5B40CB #CB406A #B0CB40 #40CBA1

split-complementary

#5B40CB #CBA140 #6ACB40

monochromatic

#2F1F72 #432CA2 #5B40CB #8470D8 #AEA0E5

Accessibility & contrast

On white

6.91

#5B40CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#5B40CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B40CB

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B40CB	#FFFFFF	#000000	##FFFFFF
##5B40CB	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECF

Deuteranopia (green-blind)

#0056C8

Tritanopia (blue-blind)

#276480

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #5b40cb;
/* rgb */ color: rgb(91, 64, 203);
/* oklch */ color: oklch(48.8% 0.203 284.9);

Tailwind

colors: {
  custom: {
    50: '#9477dc',
    500: '#5b40cb',
    950: '#000000',
  },
}

SCSS

$custom: #5b40cb;
$custom-light: #9477dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5b40cb",
  "rgb": {
    "r": 91,
    "g": 64,
    "b": 203
  },
  "hsl": {
    "h": 251.655,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.48787,
    "c": 0.20318,
    "h": 284.9
  },
  "luminance": 0.10203
}

Semantic roles & 50–950 ramp

primary

#5B40CB

secondary

#C6D295

accent

#E047C3

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5B40CB

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

Preview Lab → · Contrast checker → · Palette generator →