#311565#311565

#311565 is a dark, vivid violet. Relative luminance 0.021; OKLCH L 29.2% C 0.130 H 292.4°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#311565
RGB	rgb(49, 21, 101)
HSL	hsl(261, 66%, 24%)
HSV	hsv(261, 79%, 40%)
CMYK	cmyk(51.5%, 79.2%, 0%, 60.4%)
CIE-LAB	lab(16.15, 33.63, -41.81)
CIE-LCH	lch(16.15, 53.66, 308.81°)
OKLab	oklab(29.22% 0.0494 -0.12)
OKLCH	oklch(29.22% 0.13 292.4)
XYZ	xyz(3.8831, 2.1287, 12.5157)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311565 #496515

analogous

#152165 #311565 #591565

triadic

#311565 #653115 #156531

tetradic

#311565 #651521 #496515 #156559

square

#311565 #651521 #496515 #156559

split-complementary

#311565 #655915 #216515

monochromatic

#0C0519 #180A32 #311565 #4A2098 #622ACA

Accessibility & contrast

On white

14.73

#311565 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#311565 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311565

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311565	#FFFFFF	#000000	##FFFFFF
##311565	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002967

Deuteranopia (green-blind)

#002663

Tritanopia (blue-blind)

#202B3C

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #311565;
/* rgb */ color: rgb(49, 21, 101);
/* oklch */ color: oklch(29.2% 0.130 292.4);

Tailwind

colors: {
  custom: {
    50: '#6f5692',
    500: '#311565',
    950: '#000000',
  },
}

SCSS

$custom: #311565;
$custom-light: #6f5692;
$custom-dark: #000000;

JSON

{
  "hex": "#311565",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 101
  },
  "hsl": {
    "h": 261,
    "s": 65.574,
    "l": 23.922
  },
  "oklch": {
    "l": 0.29224,
    "c": 0.12977,
    "h": 292.4
  },
  "luminance": 0.02129
}

Semantic roles & 50–950 ramp

primary

#311565

secondary

#7A9C3A

accent

#E93FAD

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #311565

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

Preview Lab → · Contrast checker → · Palette generator →