#310B2C#310B2C

#310B2C is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.1% C 0.077 H 333.4°. Best body text is #FFFFFF at 17.29:1 contrast (WCAG AA passes).

Color values

HEX	#310B2C
RGB	rgb(49, 11, 44)
HSL	hsl(308, 63%, 12%)
HSV	hsv(308, 78%, 19%)
CMYK	cmyk(0%, 77.6%, 10.2%, 80.8%)
CIE-LAB	lab(9.60, 23.95, -12.66)
CIE-LCH	lch(9.60, 27.09, 332.14°)
OKLab	oklab(23.08% 0.0691 -0.0346)
OKLCH	oklch(23.08% 0.077 333.4)
XYZ	xyz(1.8409, 1.0743, 2.4928)
Luminance	0.0107 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B2C #0B3110

analogous

#230B31 #310B2C #310B19

triadic

#310B2C #2C310B #0B2C31

tetradic

#310B2C #31230B #0B3110 #0B1931

square

#310B2C #31230B #0B3110 #0B1931

split-complementary

#310B2C #19310B #0B3123

monochromatic

#190616 #190616 #310B2C #631659 #952186

Accessibility & contrast

On white

17.29

#310B2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#310B2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B2C

17.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B2C	#FFFFFF	#000000	##FFFFFF
##310B2C	1.00	17.29	1.21	17.29
#FFFFFF	17.29	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A172D

Deuteranopia (green-blind)

#171D2B

Tritanopia (blue-blind)

#340E1A

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #310b2c;
/* rgb */ color: rgb(49, 11, 44);
/* oklch */ color: oklch(23.1% 0.077 333.4);

Tailwind

colors: {
  custom: {
    50: '#6b4d65',
    500: '#310b2c',
    950: '#000000',
  },
}

SCSS

$custom: #310b2c;
$custom-light: #6b4d65;
$custom-dark: #000000;

JSON

{
  "hex": "#310b2c",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 44
  },
  "hsl": {
    "h": 307.895,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.23075,
    "c": 0.0773,
    "h": 333.4
  },
  "luminance": 0.01074
}

Semantic roles & 50–950 ramp

primary

#310B2C

secondary

#2A6E33

accent

#E65741

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#070105

muted

#7A777A

Preview Lab

Preview with #310B2C

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

Preview Lab → · Contrast checker → · Palette generator →