#310B3E#310B3E

#310B3E is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.4% C 0.096 H 316.0°. Best body text is #FFFFFF at 16.83:1 contrast (WCAG AA passes).

Color values

HEX	#310B3E
RGB	rgb(49, 11, 62)
HSL	hsl(285, 70%, 14%)
HSV	hsv(285, 82%, 24%)
CMYK	cmyk(21%, 82.3%, 0%, 75.7%)
CIE-LAB	lab(10.85, 27.95, -23.75)
CIE-LCH	lch(10.85, 36.68, 319.65°)
OKLab	oklab(24.38% 0.0692 -0.0669)
OKLCH	oklch(24.38% 0.096 316)
XYZ	xyz(2.2557, 1.2402, 4.6771)
Luminance	0.0124 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B3E #183E0B

analogous

#180B3E #310B3E #3E0B32

triadic

#310B3E #3E310B #0B3E31

tetradic

#310B3E #3E180B #183E0B #0B323E

square

#310B3E #3E180B #183E0B #0B323E

split-complementary

#310B3E #323E0B #0B3E18

monochromatic

#15051A #15051A #310B3E #5A1472 #831DA6

Accessibility & contrast

On white

16.83

#310B3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#310B3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B3E

16.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B3E	#FFFFFF	#000000	##FFFFFF
##310B3E	1.00	16.83	1.25	16.83
#FFFFFF	16.83	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B3F

Deuteranopia (green-blind)

#0A1E3D

Tritanopia (blue-blind)

#301623

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #310b3e;
/* rgb */ color: rgb(49, 11, 62);
/* oklch */ color: oklch(24.4% 0.096 316.0);

Tailwind

colors: {
  custom: {
    50: '#6b4e73',
    500: '#310b3e',
    950: '#000000',
  },
}

SCSS

$custom: #310b3e;
$custom-light: #6b4e73;
$custom-dark: #000000;

JSON

{
  "hex": "#310b3e",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 62
  },
  "hsl": {
    "h": 284.706,
    "s": 69.863,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24381,
    "c": 0.09618,
    "h": 316
  },
  "luminance": 0.0124
}

Semantic roles & 50–950 ramp

primary

#310B3E

secondary

#3F7B2A

accent

#ED3B68

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #310B3E

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

Preview Lab → · Contrast checker → · Palette generator →