#310C3F#310C3F

#310C3F is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.6% C 0.096 H 315.0°. Best body text is #FFFFFF at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#310C3F
RGB	rgb(49, 12, 63)
HSL	hsl(284, 68%, 15%)
HSV	hsv(284, 81%, 25%)
CMYK	cmyk(22.2%, 81%, 0%, 75.3%)
CIE-LAB	lab(11.10, 27.72, -24.06)
CIE-LCH	lch(11.10, 36.70, 319.04°)
OKLab	oklab(24.58% 0.0678 -0.0678)
OKLCH	oklch(24.58% 0.096 315)
XYZ	xyz(2.2952, 1.2749, 4.8268)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310C3F #1A3F0C

analogous

#170C3F #310C3F #3F0C34

triadic

#310C3F #3F310C #0C3F31

tetradic

#310C3F #3F170C #1A3F0C #0C343F

square

#310C3F #3F170C #1A3F0C #0C343F

split-complementary

#310C3F #343F0C #0C3F17

monochromatic

#14051A #14051A #310C3F #591672 #8120A6

Accessibility & contrast

On white

16.73

#310C3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#310C3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310C3F

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310C3F	#FFFFFF	#000000	##FFFFFF
##310C3F	1.00	16.73	1.25	16.73
#FFFFFF	16.73	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C40

Deuteranopia (green-blind)

#0A1F3E

Tritanopia (blue-blind)

#301724

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #310c3f;
/* rgb */ color: rgb(49, 12, 63);
/* oklch */ color: oklch(24.6% 0.096 315.0);

Tailwind

colors: {
  custom: {
    50: '#6b4f74',
    500: '#310c3f',
    950: '#000000',
  },
}

SCSS

$custom: #310c3f;
$custom-light: #6b4f74;
$custom-dark: #000000;

JSON

{
  "hex": "#310c3f",
  "rgb": {
    "r": 49,
    "g": 12,
    "b": 63
  },
  "hsl": {
    "h": 283.529,
    "s": 68,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24583,
    "c": 0.09588,
    "h": 315
  },
  "luminance": 0.01275
}

Semantic roles & 50–950 ramp

primary

#310C3F

secondary

#417B2C

accent

#EB3D6D

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #310C3F

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

Preview Lab → · Contrast checker → · Palette generator →