#310C4A#310C4A

#310C4A is a dark, moderate violet. Relative luminance 0.014; OKLCH L 25.5% C 0.108 H 307.4°. Best body text is #FFFFFF at 16.38:1 contrast (WCAG AA passes).

Color values

HEX	#310C4A
RGB	rgb(49, 12, 74)
HSL	hsl(276, 72%, 17%)
HSV	hsv(276, 84%, 29%)
CMYK	cmyk(33.8%, 83.8%, 0%, 71%)
CIE-LAB	lab(12.03, 30.50, -30.28)
CIE-LCH	lch(12.03, 42.98, 315.20°)
OKLab	oklab(25.53% 0.0658 -0.0861)
OKLCH	oklch(25.53% 0.108 307.4)
XYZ	xyz(2.6339, 1.4104, 6.6107)
Luminance	0.0141 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310C4A #254A0C

analogous

#120C4A #310C4A #4A0C44

triadic

#310C4A #4A310C #0C4A31

tetradic

#310C4A #4A120C #254A0C #0C444A

square

#310C4A #4A120C #254A0C #0C444A

split-complementary

#310C4A #444A0C #0C4A12

monochromatic

#11041A #11041A #310C4A #54157F #771DB3

Accessibility & contrast

On white

16.38

#310C4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#310C4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310C4A

16.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310C4A	#FFFFFF	#000000	##FFFFFF
##310C4A	1.00	16.38	1.28	16.38
#FFFFFF	16.38	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4C

Deuteranopia (green-blind)

#002049

Tritanopia (blue-blind)

#2D1B2A

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #310c4a;
/* rgb */ color: rgb(49, 12, 74);
/* oklch */ color: oklch(25.5% 0.108 307.4);

Tailwind

colors: {
  custom: {
    50: '#6c4f7d',
    500: '#310c4a',
    950: '#000000',
  },
}

SCSS

$custom: #310c4a;
$custom-light: #6c4f7d;
$custom-dark: #000000;

JSON

{
  "hex": "#310c4a",
  "rgb": {
    "r": 49,
    "g": 12,
    "b": 74
  },
  "hsl": {
    "h": 275.806,
    "s": 72.093,
    "l": 16.863
  },
  "oklch": {
    "l": 0.25533,
    "c": 0.10831,
    "h": 307.4
  },
  "luminance": 0.0141
}

Semantic roles & 50–950 ramp

primary

#310C4A

secondary

#50862C

accent

#EF3982

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#07020A

muted

#7A787C

Preview Lab

Preview with #310C4A

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

Preview Lab → · Contrast checker → · Palette generator →