#5731B5#5731B5

#5731B5 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.4% C 0.194 H 289.2°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#5731B5
RGB	rgb(87, 49, 181)
HSL	hsl(257, 57%, 45%)
HSV	hsv(257, 73%, 71%)
CMYK	cmyk(51.9%, 72.9%, 0%, 29%)
CIE-LAB	lab(33.05, 48.61, -63.82)
CIE-LCH	lch(33.05, 80.22, 307.30°)
OKLab	oklab(44.44% 0.0637 -0.1834)
OKLCH	oklch(44.44% 0.194 289.2)
XYZ	xyz(13.3669, 7.5585, 44.4617)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5731B5 #8FB531

analogous

#314DB5 #5731B5 #9931B5

triadic

#5731B5 #B55731 #31B557

tetradic

#5731B5 #B5314D #8FB531 #31B599

square

#5731B5 #B5314D #8FB531 #31B599

split-complementary

#5731B5 #B59931 #4DB531

monochromatic

#291755 #402485 #5731B5 #7753D0 #9D83DD

Accessibility & contrast

On white

8.36

#5731B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#5731B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5731B5

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5731B5	#FFFFFF	#000000	##FFFFFF
##5731B5	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B9

Deuteranopia (green-blind)

#004AB2

Tritanopia (blue-blind)

#345470

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #5731b5;
/* rgb */ color: rgb(87, 49, 181);
/* oklch */ color: oklch(44.4% 0.194 289.2);

Tailwind

colors: {
  custom: {
    50: '#906dcc',
    500: '#5731b5',
    950: '#000000',
  },
}

SCSS

$custom: #5731b5;
$custom-light: #906dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#5731b5",
  "rgb": {
    "r": 87,
    "g": 49,
    "b": 181
  },
  "hsl": {
    "h": 257.273,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.44436,
    "c": 0.1941,
    "h": 289.2
  },
  "luminance": 0.07559
}

Semantic roles & 50–950 ramp

primary

#5731B5

secondary

#B1C77B

accent

#E147B4

background

#F9F6FC

surface

#F2ECF9

border

#CCC7D2

text

#0E0714

muted

#7E7A82

Preview Lab

Preview with #5731B5

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

Preview Lab → · Contrast checker → · Palette generator →