#311137#311137

#311137 is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.7% C 0.078 H 321.1°. Best body text is #FFFFFF at 16.59:1 contrast (WCAG AA passes).

Color values

HEX	#311137
RGB	rgb(49, 17, 55)
HSL	hsl(291, 53%, 14%)
HSV	hsv(291, 69%, 22%)
CMYK	cmyk(10.9%, 69.1%, 0%, 78.4%)
CIE-LAB	lab(11.48, 23.09, -17.73)
CIE-LCH	lch(11.48, 29.11, 322.49°)
OKLab	oklab(24.67% 0.061 -0.0493)
OKLCH	oklch(24.67% 0.078 321.1)
XYZ	xyz(2.1566, 1.3298, 3.7568)
Luminance	0.0133 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311137 #173711

analogous

#1E1137 #311137 #37112A

triadic

#311137 #373111 #113731

tetradic

#311137 #371E11 #173711 #112A37

square

#311137 #371E11 #173711 #112A37

split-complementary

#311137 #2A3711 #11371E

monochromatic

#150717 #150717 #311137 #5B1F66 #842E95

Accessibility & contrast

On white

16.59

#311137 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#311137 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311137

16.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311137	#FFFFFF	#000000	##FFFFFF
##311137	1.00	16.59	1.27	16.59
#FFFFFF	16.59	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#091C38

Deuteranopia (green-blind)

#152036

Tritanopia (blue-blind)

#311722

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #311137;
/* rgb */ color: rgb(49, 17, 55);
/* oklch */ color: oklch(24.7% 0.078 321.1);

Tailwind

colors: {
  custom: {
    50: '#6a516e',
    500: '#311137',
    950: '#000000',
  },
}

SCSS

$custom: #311137;
$custom-light: #6a516e;
$custom-dark: #000000;

JSON

{
  "hex": "#311137",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 55
  },
  "hsl": {
    "h": 290.526,
    "s": 52.778,
    "l": 14.118
  },
  "oklch": {
    "l": 0.24673,
    "c": 0.07845,
    "h": 321.1
  },
  "luminance": 0.0133
}

Semantic roles & 50–950 ramp

primary

#311137

secondary

#3D7034

accent

#DC4C62

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#070207

muted

#7A787A

Preview Lab

Preview with #311137

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

Preview Lab → · Contrast checker → · Palette generator →