#311C52#311C52

#311C52 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.6% C 0.095 H 298.1°. Best body text is #FFFFFF at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#311C52
RGB	rgb(49, 28, 82)
HSL	hsl(263, 49%, 22%)
HSV	hsv(263, 66%, 32%)
CMYK	cmyk(40.2%, 65.9%, 0%, 67.8%)
CIE-LAB	lab(15.97, 23.74, -29.40)
CIE-LCH	lch(15.97, 37.79, 308.92°)
OKLab	oklab(28.57% 0.0446 -0.0835)
OKLCH	oklch(28.57% 0.095 298.1)
XYZ	xyz(3.2045, 2.0926, 8.2161)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311C52 #3D521C

analogous

#1C2252 #311C52 #4C1C52

triadic

#311C52 #52311C #1C5231

tetradic

#311C52 #521C22 #3D521C #1C524C

square

#311C52 #521C22 #3D521C #1C524C

split-complementary

#311C52 #524C1C #22521C

monochromatic

#0E0817 #160C24 #311C52 #4C2C80 #683BAD

Accessibility & contrast

On white

14.80

#311C52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#311C52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311C52

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311C52	#FFFFFF	#000000	##FFFFFF
##311C52	1.00	14.80	1.42	14.80
#FFFFFF	14.80	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002854

Deuteranopia (green-blind)

#072751

Tritanopia (blue-blind)

#292834

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #311c52;
/* rgb */ color: rgb(49, 28, 82);
/* oklch */ color: oklch(28.6% 0.095 298.1);

Tailwind

colors: {
  custom: {
    50: '#6c5983',
    500: '#311c52',
    950: '#000000',
  },
}

SCSS

$custom: #311c52;
$custom-light: #6c5983;
$custom-dark: #000000;

JSON

{
  "hex": "#311c52",
  "rgb": {
    "r": 49,
    "g": 28,
    "b": 82
  },
  "hsl": {
    "h": 263.333,
    "s": 49.091,
    "l": 21.569
  },
  "oklch": {
    "l": 0.2857,
    "c": 0.09468,
    "h": 298.1
  },
  "luminance": 0.02093
}

Semantic roles & 50–950 ramp

primary

#311C52

secondary

#6D8842

accent

#D94FA3

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#07030A

muted

#7A787C

Preview Lab

Preview with #311C52

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

Preview Lab → · Contrast checker → · Palette generator →