#311D53#311D53

#311D53 is a dark, moderate violet. Relative luminance 0.022; OKLCH L 28.8% C 0.094 H 297.2°. Best body text is #FFFFFF at 14.67:1 contrast (WCAG AA passes).

Color values

HEX	#311D53
RGB	rgb(49, 29, 83)
HSL	hsl(262, 48%, 22%)
HSV	hsv(262, 65%, 33%)
CMYK	cmyk(41%, 65.1%, 0%, 67.5%)
CIE-LAB	lab(16.29, 23.40, -29.56)
CIE-LCH	lch(16.29, 37.70, 308.37°)
OKLab	oklab(28.83% 0.0431 -0.084)
OKLCH	oklch(28.83% 0.094 297.2)
XYZ	xyz(3.2669, 2.1562, 8.4260)
Luminance	0.0216 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311D53 #3F531D

analogous

#1D2453 #311D53 #4C1D53

triadic

#311D53 #53311D #1D5331

tetradic

#311D53 #531D24 #3F531D #1D534C

square

#311D53 #531D24 #3F531D #1D534C

split-complementary

#311D53 #534C1D #24531D

monochromatic

#0D0817 #160D26 #311D53 #4C2D80 #673DAE

Accessibility & contrast

On white

14.67

#311D53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#311D53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311D53

14.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311D53	#FFFFFF	#000000	##FFFFFF
##311D53	1.00	14.67	1.43	14.67
#FFFFFF	14.67	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002955

Deuteranopia (green-blind)

#072852

Tritanopia (blue-blind)

#292934

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #311d53;
/* rgb */ color: rgb(49, 29, 83);
/* oklch */ color: oklch(28.8% 0.094 297.2);

Tailwind

colors: {
  custom: {
    50: '#6c5a84',
    500: '#311d53',
    950: '#000000',
  },
}

SCSS

$custom: #311d53;
$custom-light: #6c5a84;
$custom-dark: #000000;

JSON

{
  "hex": "#311d53",
  "rgb": {
    "r": 49,
    "g": 29,
    "b": 83
  },
  "hsl": {
    "h": 262.222,
    "s": 48.214,
    "l": 21.961
  },
  "oklch": {
    "l": 0.28828,
    "c": 0.09444,
    "h": 297.2
  },
  "luminance": 0.02156
}

Semantic roles & 50–950 ramp

primary

#311D53

secondary

#6F8844

accent

#D850A6

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#07040B

muted

#7A797C

Preview Lab

Preview with #311D53

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

Preview Lab → · Contrast checker → · Palette generator →