#5731BB#5731BB

#5731BB is a dark, highly saturated violet. Relative luminance 0.078; OKLCH L 45.0% C 0.201 H 288.1°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#5731BB
RGB	rgb(87, 49, 187)
HSL	hsl(257, 58%, 46%)
HSV	hsv(257, 74%, 73%)
CMYK	cmyk(53.5%, 73.8%, 0%, 26.7%)
CIE-LAB	lab(33.58, 50.31, -66.49)
CIE-LCH	lch(33.58, 83.37, 307.11°)
OKLab	oklab(44.98% 0.0623 -0.1912)
OKLCH	oklch(44.98% 0.201 288.1)
XYZ	xyz(13.9958, 7.8100, 47.7741)
Luminance	0.0781 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blurple

#5539CC

ΔE00 3.05

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5731BB #95BB31

analogous

#3150BB #5731BB #9C31BB

triadic

#5731BB #BB5731 #31BB57

tetradic

#5731BB #BB3150 #95BB31 #31BB9C

square

#5731BB #BB3150 #95BB31 #31BB9C

split-complementary

#5731BB #BB9C31 #50BB31

monochromatic

#2A185A #40248B #5731BB #7956D3 #9F87E0

Accessibility & contrast

On white

8.20

#5731BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#5731BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5731BB

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5731BB	#FFFFFF	#000000	##FFFFFF
##5731BB	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BF

Deuteranopia (green-blind)

#004BB8

Tritanopia (blue-blind)

#2F5773

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #5731bb;
/* rgb */ color: rgb(87, 49, 187);
/* oklch */ color: oklch(45.0% 0.201 288.1);

Tailwind

colors: {
  custom: {
    50: '#916dd1',
    500: '#5731bb',
    950: '#000000',
  },
}

SCSS

$custom: #5731bb;
$custom-light: #916dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#5731bb",
  "rgb": {
    "r": 87,
    "g": 49,
    "b": 187
  },
  "hsl": {
    "h": 256.522,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.44981,
    "c": 0.20107,
    "h": 288.1
  },
  "luminance": 0.07811
}

Semantic roles & 50–950 ramp

primary

#5731BB

secondary

#B5C97F

accent

#E246B7

background

#F9F6FD

surface

#F2ECFA

border

#CCC7D3

text

#0E0714

muted

#7E7A83

Preview Lab

Preview with #5731BB

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

Preview Lab → · Contrast checker → · Palette generator →