#311138#311138

#311138 is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.7% C 0.080 H 320.1°. Best body text is #FFFFFF at 16.56:1 contrast (WCAG AA passes).

Color values

HEX	#311138
RGB	rgb(49, 17, 56)
HSL	hsl(289, 53%, 14%)
HSV	hsv(289, 70%, 22%)
CMYK	cmyk(12.5%, 69.6%, 0%, 78%)
CIE-LAB	lab(11.55, 23.33, -18.34)
CIE-LCH	lch(11.55, 29.68, 321.83°)
OKLab	oklab(24.74% 0.0611 -0.0511)
OKLCH	oklch(24.74% 0.08 320.1)
XYZ	xyz(2.1808, 1.3395, 3.8843)
Luminance	0.0134 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311138 #183811

analogous

#1E1138 #311138 #38112C

triadic

#311138 #383111 #113831

tetradic

#311138 #381E11 #183811 #112C38

square

#311138 #381E11 #183811 #112C38

split-complementary

#311138 #2C3811 #11381E

monochromatic

#150717 #150717 #311138 #5A1F67 #832E96

Accessibility & contrast

On white

16.56

#311138 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#311138 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311138

16.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311138	#FFFFFF	#000000	##FFFFFF
##311138	1.00	16.56	1.27	16.56
#FFFFFF	16.56	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081C39

Deuteranopia (green-blind)

#142037

Tritanopia (blue-blind)

#311722

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #311138;
/* rgb */ color: rgb(49, 17, 56);
/* oklch */ color: oklch(24.7% 0.080 320.1);

Tailwind

colors: {
  custom: {
    50: '#6b516f',
    500: '#311138',
    950: '#000000',
  },
}

SCSS

$custom: #311138;
$custom-light: #6b516f;
$custom-dark: #000000;

JSON

{
  "hex": "#311138",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 56
  },
  "hsl": {
    "h": 289.231,
    "s": 53.425,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24743,
    "c": 0.07964,
    "h": 320.1
  },
  "luminance": 0.01339
}

Semantic roles & 50–950 ramp

primary

#311138

secondary

#3F7134

accent

#DD4B65

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070207

muted

#7A787A

Preview Lab

Preview with #311138

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

Preview Lab → · Contrast checker → · Palette generator →