#310A3A#310A3A

#310A3A is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 23.9% C 0.093 H 319.4°. Best body text is #FFFFFF at 17.00:1 contrast (WCAG AA passes).

Color values

HEX	#310A3A
RGB	rgb(49, 10, 58)
HSL	hsl(289, 71%, 13%)
HSV	hsv(289, 83%, 23%)
CMYK	cmyk(15.5%, 82.8%, 0%, 77.3%)
CIE-LAB	lab(10.38, 27.47, -21.65)
CIE-LCH	lch(10.38, 34.98, 321.76°)
OKLab	oklab(23.94% 0.0708 -0.0607)
OKLCH	oklch(23.94% 0.093 319.4)
XYZ	xyz(2.1388, 1.1756, 4.1164)
Luminance	0.0118 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310A3A #133A0A

analogous

#190A3A #310A3A #3A0A2B

triadic

#310A3A #3A310A #0A3A31

tetradic

#310A3A #3A190A #133A0A #0A2B3A

square

#310A3A #3A190A #133A0A #0A2B3A

split-complementary

#310A3A #2B3A0A #0A3A19

monochromatic

#16051A #16051A #310A3A #5D136E #891CA2

Accessibility & contrast

On white

17.00

#310A3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#310A3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310A3A

17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310A3A	#FFFFFF	#000000	##FFFFFF
##310A3A	1.00	17.00	1.24	17.00
#FFFFFF	17.00	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	17.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3B

Deuteranopia (green-blind)

#0E1E39

Tritanopia (blue-blind)

#311321

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #310a3a;
/* rgb */ color: rgb(49, 10, 58);
/* oklch */ color: oklch(23.9% 0.093 319.4);

Tailwind

colors: {
  custom: {
    50: '#6b4d70',
    500: '#310a3a',
    950: '#000000',
  },
}

SCSS

$custom: #310a3a;
$custom-light: #6b4d70;
$custom-dark: #000000;

JSON

{
  "hex": "#310a3a",
  "rgb": {
    "r": 49,
    "g": 10,
    "b": 58
  },
  "hsl": {
    "h": 288.75,
    "s": 70.588,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23944,
    "c": 0.09324,
    "h": 319.4
  },
  "luminance": 0.01176
}

Semantic roles & 50–950 ramp

primary

#310A3A

secondary

#377728

accent

#ED3A5C

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070107

muted

#7A777A

Preview Lab

Preview with #310A3A

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

Preview Lab → · Contrast checker → · Palette generator →