#310C38#310C38

#310C38 is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.0% C 0.088 H 320.9°. Best body text is #FFFFFF at 16.93:1 contrast (WCAG AA passes).

Color values

HEX	#310C38
RGB	rgb(49, 12, 56)
HSL	hsl(290, 65%, 13%)
HSV	hsv(290, 79%, 22%)
CMYK	cmyk(12.5%, 78.6%, 0%, 78%)
CIE-LAB	lab(10.57, 26.05, -19.90)
CIE-LCH	lch(10.57, 32.78, 322.62°)
OKLab	oklab(24.03% 0.0684 -0.0556)
OKLCH	oklch(24.03% 0.088 320.9)
XYZ	xyz(2.1118, 1.2015, 3.8613)
Luminance	0.0120 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310C38 #13380C

analogous

#1B0C38 #310C38 #380C29

triadic

#310C38 #38310C #0C3831

tetradic

#310C38 #381B0C #13380C #0C2938

square

#310C38 #381B0C #13380C #0C2938

split-complementary

#310C38 #29380C #0C381B

monochromatic

#160519 #160519 #310C38 #5D176A #89229D

Accessibility & contrast

On white

16.93

#310C38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#310C38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310C38

16.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310C38	#FFFFFF	#000000	##FFFFFF
##310C38	1.00	16.93	1.24	16.93
#FFFFFF	16.93	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011A39

Deuteranopia (green-blind)

#111E37

Tritanopia (blue-blind)

#311420

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #310c38;
/* rgb */ color: rgb(49, 12, 56);
/* oklch */ color: oklch(24.0% 0.088 320.9);

Tailwind

colors: {
  custom: {
    50: '#6b4e6f',
    500: '#310c38',
    950: '#000000',
  },
}

SCSS

$custom: #310c38;
$custom-light: #6b4e6f;
$custom-dark: #000000;

JSON

{
  "hex": "#310c38",
  "rgb": {
    "r": 49,
    "g": 12,
    "b": 56
  },
  "hsl": {
    "h": 290.455,
    "s": 64.706,
    "l": 13.333
  },
  "oklch": {
    "l": 0.24034,
    "c": 0.08812,
    "h": 320.9
  },
  "luminance": 0.01201
}

Semantic roles & 50–950 ramp

primary

#310C38

secondary

#37742C

accent

#E8405B

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070207

muted

#7A787A

Preview Lab

Preview with #310C38

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

Preview Lab → · Contrast checker → · Palette generator →