#311166#311166

#311166 is a dark, vivid violet. Relative luminance 0.020; OKLCH L 28.8% C 0.135 H 292.9°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#311166
RGB	rgb(49, 17, 102)
HSL	hsl(263, 71%, 23%)
HSV	hsv(263, 83%, 40%)
CMYK	cmyk(52%, 83.3%, 0%, 60%)
CIE-LAB	lab(15.56, 35.92, -43.45)
CIE-LCH	lch(15.56, 56.37, 309.58°)
OKLab	oklab(28.84% 0.0526 -0.1247)
OKLCH	oklch(28.84% 0.135 292.9)
XYZ	xyz(3.8647, 2.0130, 12.7527)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311166 #466611

analogous

#111B66 #311166 #5B1166

triadic

#311166 #663111 #116631

tetradic

#311166 #66111B #466611 #11665B

square

#311166 #66111B #466611 #11665B

split-complementary

#311166 #665B11 #1B6611

monochromatic

#0D041A #180832 #311166 #4A1A9A #6322CF

Accessibility & contrast

On white

14.97

#311166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#311166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311166

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311166	#FFFFFF	#000000	##FFFFFF
##311166	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002868

Deuteranopia (green-blind)

#002564

Tritanopia (blue-blind)

#20293B

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #311166;
/* rgb */ color: rgb(49, 17, 102);
/* oklch */ color: oklch(28.8% 0.135 292.9);

Tailwind

colors: {
  custom: {
    50: '#705492',
    500: '#311166',
    950: '#000000',
  },
}

SCSS

$custom: #311166;
$custom-light: #705492;
$custom-dark: #000000;

JSON

{
  "hex": "#311166",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 102
  },
  "hsl": {
    "h": 262.588,
    "s": 71.429,
    "l": 23.333
  },
  "oklch": {
    "l": 0.2884,
    "c": 0.13538,
    "h": 292.9
  },
  "luminance": 0.02013
}

Semantic roles & 50–950 ramp

primary

#311166

secondary

#769E35

accent

#EE3AAA

background

#F7F4F9

surface

#EDE8F1

border

#C8C4CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #311166

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

Preview Lab → · Contrast checker → · Palette generator →