#311338#311338

#311338 is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.1% C 0.076 H 319.7°. Best body text is #FFFFFF at 16.40:1 contrast (WCAG AA passes).

Color values

HEX	#311338
RGB	rgb(49, 19, 56)
HSL	hsl(289, 49%, 15%)
HSV	hsv(289, 66%, 22%)
CMYK	cmyk(12.5%, 66.1%, 0%, 78%)
CIE-LAB	lab(11.99, 22.15, -17.65)
CIE-LCH	lch(11.99, 28.32, 321.45°)
OKLab	oklab(25.06% 0.0579 -0.0491)
OKLCH	oklch(25.06% 0.076 319.7)
XYZ	xyz(2.2132, 1.4043, 3.8951)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311338 #1A3813

analogous

#1F1338 #311338 #38132D

triadic

#311338 #383113 #133831

tetradic

#311338 #381F13 #1A3813 #132D38

square

#311338 #381F13 #1A3813 #132D38

split-complementary

#311338 #2D3813 #13381F

monochromatic

#140817 #140817 #311338 #592366 #813293

Accessibility & contrast

On white

16.40

#311338 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#311338 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311338

16.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311338	#FFFFFF	#000000	##FFFFFF
##311338	1.00	16.40	1.28	16.40
#FFFFFF	16.40	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B1D39

Deuteranopia (green-blind)

#162137

Tritanopia (blue-blind)

#311923

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #311338;
/* rgb */ color: rgb(49, 19, 56);
/* oklch */ color: oklch(25.1% 0.076 319.7);

Tailwind

colors: {
  custom: {
    50: '#6a526f',
    500: '#311338',
    950: '#000000',
  },
}

SCSS

$custom: #311338;
$custom-light: #6a526f;
$custom-dark: #000000;

JSON

{
  "hex": "#311338",
  "rgb": {
    "r": 49,
    "g": 19,
    "b": 56
  },
  "hsl": {
    "h": 288.649,
    "s": 49.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.25063,
    "c": 0.07592,
    "h": 319.7
  },
  "luminance": 0.01404
}

Semantic roles & 50–950 ramp

primary

#311338

secondary

#417037

accent

#D94F69

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#060207

muted

#7A787A

Preview Lab

Preview with #311338

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

Preview Lab → · Contrast checker → · Palette generator →