#310D3A#310D3A

#310D3A is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.3% C 0.089 H 318.9°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#310D3A
RGB	rgb(49, 13, 58)
HSL	hsl(288, 63%, 14%)
HSV	hsv(288, 78%, 23%)
CMYK	cmyk(15.5%, 77.6%, 0%, 77.3%)
CIE-LAB	lab(10.90, 26.01, -20.82)
CIE-LCH	lch(10.90, 33.31, 321.32°)
OKLab	oklab(24.32% 0.0669 -0.0583)
OKLCH	oklch(24.32% 0.089 318.9)
XYZ	xyz(2.1742, 1.2464, 4.1282)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310D3A #163A0D

analogous

#1B0D3A #310D3A #3A0D2D

triadic

#310D3A #3A310D #0D3A31

tetradic

#310D3A #3A1B0D #163A0D #0D2D3A

square

#310D3A #3A1B0D #163A0D #0D2D3A

split-complementary

#310D3A #2D3A0D #0D3A1B

monochromatic

#150619 #150619 #310D3A #5B186C #85239E

Accessibility & contrast

On white

16.81

#310D3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#310D3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310D3A

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310D3A	#FFFFFF	#000000	##FFFFFF
##310D3A	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011B3B

Deuteranopia (green-blind)

#101E39

Tritanopia (blue-blind)

#311522

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #310d3a;
/* rgb */ color: rgb(49, 13, 58);
/* oklch */ color: oklch(24.3% 0.089 318.9);

Tailwind

colors: {
  custom: {
    50: '#6b4f70',
    500: '#310d3a',
    950: '#000000',
  },
}

SCSS

$custom: #310d3a;
$custom-light: #6b4f70;
$custom-dark: #000000;

JSON

{
  "hex": "#310d3a",
  "rgb": {
    "r": 49,
    "g": 13,
    "b": 58
  },
  "hsl": {
    "h": 288,
    "s": 63.38,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24316,
    "c": 0.08875,
    "h": 318.9
  },
  "luminance": 0.01246
}

Semantic roles & 50–950 ramp

primary

#310D3A

secondary

#3C762D

accent

#E64162

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070207

muted

#7A787A

Preview Lab

Preview with #310D3A

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

Preview Lab → · Contrast checker → · Palette generator →