#311D52#311D52

#311D52 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.7% C 0.093 H 297.6°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#311D52
RGB	rgb(49, 29, 82)
HSL	hsl(263, 48%, 22%)
HSV	hsv(263, 65%, 32%)
CMYK	cmyk(40.2%, 64.6%, 0%, 67.8%)
CIE-LAB	lab(16.21, 23.10, -29.01)
CIE-LCH	lch(16.21, 37.08, 308.53°)
OKLab	oklab(28.75% 0.0432 -0.0824)
OKLCH	oklch(28.75% 0.093 297.6)
XYZ	xyz(3.2286, 2.1408, 8.2241)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311D52 #3E521D

analogous

#1D2352 #311D52 #4C1D52

triadic

#311D52 #52311D #1D5231

tetradic

#311D52 #521D23 #3E521D #1D524C

square

#311D52 #521D23 #3E521D #1D524C

split-complementary

#311D52 #524C1D #23521D

monochromatic

#0E0817 #160D25 #311D52 #4C2D7F #673DAC

Accessibility & contrast

On white

14.70

#311D52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#311D52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311D52

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311D52	#FFFFFF	#000000	##FFFFFF
##311D52	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#012854

Deuteranopia (green-blind)

#092851

Tritanopia (blue-blind)

#292834

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #311d52;
/* rgb */ color: rgb(49, 29, 82);
/* oklch */ color: oklch(28.7% 0.093 297.6);

Tailwind

colors: {
  custom: {
    50: '#6c5a83',
    500: '#311d52',
    950: '#000000',
  },
}

SCSS

$custom: #311d52;
$custom-light: #6c5a83;
$custom-dark: #000000;

JSON

{
  "hex": "#311d52",
  "rgb": {
    "r": 49,
    "g": 29,
    "b": 82
  },
  "hsl": {
    "h": 262.642,
    "s": 47.748,
    "l": 21.765
  },
  "oklch": {
    "l": 0.28748,
    "c": 0.09301,
    "h": 297.6
  },
  "luminance": 0.02141
}

Semantic roles & 50–950 ramp

primary

#311D52

secondary

#6E8744

accent

#D750A4

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#07040A

muted

#7A797C

Preview Lab

Preview with #311D52

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

Preview Lab → · Contrast checker → · Palette generator →